Quick view Details UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R MSRP: Now: $359.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B MSRP: Now: $359.99 Add to Cart Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 MSRP: Now: $1,096.10 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 MSRP: Now: $259.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-R MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R MSRP: Now: $359.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B MSRP: Now: $359.99 Add to Cart Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 MSRP: Now: $1,096.10 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 MSRP: Now: $259.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-R MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R MSRP: Now: $359.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B MSRP: Now: $359.99 Add to Cart Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 MSRP: Now: $1,096.10 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 MSRP: Now: $259.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-R MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R MSRP: Now: $359.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B MSRP: Now: $359.99 Add to Cart Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 MSRP: Now: $1,096.10 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 MSRP: Now: $259.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-R MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R MSRP: Now: $359.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B MSRP: Now: $359.99 Add to Cart Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 MSRP: Now: $1,096.10 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 MSRP: Now: $259.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-R MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R MSRP: Now: $359.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B MSRP: Now: $359.99 Add to Cart Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 MSRP: Now: $1,096.10 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 MSRP: Now: $259.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-R MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R MSRP: Now: $359.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B MSRP: Now: $359.99 Add to Cart Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 MSRP: Now: $1,096.10 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 MSRP: Now: $259.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-R MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R MSRP: Now: $359.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B MSRP: Now: $359.99 Add to Cart Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 MSRP: Now: $1,096.10 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 MSRP: Now: $259.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-R MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R MSRP: Now: $359.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B MSRP: Now: $359.99 Add to Cart Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 MSRP: Now: $1,096.10 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 MSRP: Now: $259.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-R MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B MSRP: Now: $359.99 Add to Cart Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 MSRP: Now: $1,096.10 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 MSRP: Now: $259.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-R MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 MSRP: Now: $1,096.10 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 MSRP: Now: $259.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-R MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 MSRP: Now: $1,096.10 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 MSRP: Now: $259.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-R MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 MSRP: Now: $1,096.10 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 MSRP: Now: $259.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-R MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 MSRP: Now: $1,096.10 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 MSRP: Now: $259.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-R MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 MSRP: Now: $1,096.10 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 MSRP: Now: $259.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-R MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 MSRP: Now: $1,096.10 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 MSRP: Now: $259.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-R MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R MSRP: Now: $849.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 MSRP: Now: $1,096.10 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 MSRP: Now: $259.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-R MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 MSRP: Now: $1,096.10 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 MSRP: Now: $259.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-R MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 MSRP: Now: $1,096.10 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 MSRP: Now: $259.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-R MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 MSRP: Now: $1,096.10 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 MSRP: Now: $259.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-R MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 MSRP: Now: $1,096.10 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 MSRP: Now: $259.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-R MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 MSRP: Now: $1,096.10 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 MSRP: Now: $259.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-R MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 MSRP: Now: $1,096.10 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 MSRP: Now: $259.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-R MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 MSRP: Now: $1,096.10 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 MSRP: Now: $259.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-R MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 MSRP: Now: $1,096.10 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 MSRP: Now: $259.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-R MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B MSRP: Now: $159.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 MSRP: Now: $1,096.10 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 MSRP: Now: $259.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-R MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 MSRP: Now: $1,096.10 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 MSRP: Now: $259.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-R MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 MSRP: Now: $259.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-R MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-R MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 0.9in Taller Ball Joints - 4056-3-B MSRP: Now: $749.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-R MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints - 4056-2-B MSRP: Now: $719.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-R MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable - 4056-1-B MSRP: Now: $649.99 CURRENTLY OUT OF STOCK Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Body Mount Frame Repair Kit - 4055 MSRP: Now: $32.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Front Coil Over Conversion Brackets Weld In - 4054 MSRP: Now: $199.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 2in Lowering Spring Set Rear - 4053R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 2in Lowering - 4053 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-66 GM A-Body 1in Lowering Spring Set Rear - 4052R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit 1in Lowering - 4052 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 MSRP: Now: $319.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-72 GM A-Body Factory Height Springs Front - 4049F MSRP: Now: $169.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 67-72 GM A-Body Spring Kit Factory Height - 4049 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Factory Height Springs Rear - 4048R MSRP: Now: $189.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-66 GM A-Body Spring Kit Factory Height - 4048 MSRP: Now: $349.99 Add to Cart Compare Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view Details UMI Performance UMI Performance 64-72 GM A-Body 1in Tubular Rear Sway Bar Chassis Mounted - 4047-325-R MSRP: Now: $519.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 225lb Spring Rate - 4069-5 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -1in to +1in Ride Height - 175lb Spring Rate - 4069-4 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 250lb Spring Rate - 4069-3 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 225lb Spring Rate - 4069-2 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view UMI Performance UMI 64-72 GM A-Body Coil Over Conversion Brackets Kit -2in to -3in Ride Height - 175lb Spring Rate - 4069-1 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $1,192.82 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view UMI Performance UMI 64-72 GM A-Body Rear Coilover Conversion Brackets - 4069 The UMI bolt-in rear coilover kit provides comprehensive adjustments for ride height, spring rate, and damping, in addition to enabling trailing arm adjustments for precise calibration of the instant... MSRP: Now: $349.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-R UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-5/16in Solid - 4067-B UMI’s 1-5/16 (33.3mm) solid front sway bar is the heavy duty version of our popular 4035 bar, and is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC... MSRP: Now: $299.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-R UMI’s 1-1/4" solid front sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view UMI Performance UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid - 4066-B UMI’s 1-1/4" sway bar is intended for Pro-Touring, road race, auto-x and corner carving. Each bar is manufactured from CNC bent 4140 CrMo which features excellent strength and a lifetime of... MSRP: Now: $359.99 Add to Cart Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Red - 4065-R UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view UMI Performance UMI 64-72 GM A-Body Rear Shock Tower Brace - Black - 4065-B UMI's El Camino specific rear shock tower brace addresses the interference common with other shock tower braces on the market. This brace clears nicely while stiffening the rear spring pocket area on... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-R With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view UMI Performance UMI Performance 64-67 GM A-Body Front Frame Brace - 4063-B With modern high grip tires, improved suspension and big power, today’s muscle cars need more help than ever to survive. This front frame brace improves chassis rigidity, reduces steering gear... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Standard Ball Joint - 4062-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-R UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view UMI Performance UMI Performance 64-72 GM A-Body Tubular Lower Front A-Arms Corner Max Tall Ball Joint - 4062-1-B UMI’s Corner Max line of race a-arms are designed from the ground up to be the best performing stock mount a-arm upgrade on the market. The P/N 4062-1 arms are strong yet lightweight and feature a... MSRP: Now: $849.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit Heavy Duty Race - 4061-1 UMI’s 4061-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view UMI Performance UMI Performance 64-70 GM A-Body Bump Steer Adjuster Kit - 4061 UMI’s A-body bump steer kit (1964-1970) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 CURRENTLY OUT OF STOCK Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060-1 UMI’s 4060-1 bump steer kit allows adjustment of the outer tie rod height which in turn can help reduce or eliminate toe change during wheel travel. This kit includes a heavy duty 5/8" bolt and... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view UMI Performance UMI Performance 71-72 GM A-Body Bump Steer Adjuster Kit - 4060 UMI’s A-body bump steer kit (1971-1972) is designed to reduce or eliminate toe change during suspension travel (also known as “bump steer”). Reduction of bump steer improves handling and straight... MSRP: Now: $169.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a... MSRP: Now: $159.99 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Brackets Bolt In (175LB Spring Rate) - 4057-175 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a... MSRP: Now: $1,096.10 Add to Cart Compare Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...
Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center. The reinforced upper mount is a...