Quick view UMI Performance UMI Performance 73-87 GM C10 Shock Relocation Kit Rear - 6411 Compare $79.99 The UMI Performance P/N 6411 rear shock relocation kit provides a proven mounting solution for stock length shocks on flip kit lowered vehicles. Strong 3/16” thick construction and all hardware is included. Gloss black powder coat. 100% Made In... Add to Cart Add to Cart
Quick view UMI Performance UMI Performance 64-67 GM A-Body Rear Shock Tower Brace Bolt In - 4059-B Compare $159.99 This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a perfect fit. Hardware is included to make this a true, easy... Add to Cart Add to Cart
Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-R Compare $159.99 This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a perfect fit. Hardware is included to make this a true, easy... Add to Cart Add to Cart
Quick view UMI Performance UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In - 4058-B Compare $159.99 This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4” tubing is MIG welded to 3/16” thick laser cut brackets for a perfect fit. Hardware is included to make this a true, easy... Add to Cart Add to Cart
Quick view UMI Performance UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In - 4057 Compare $259.99 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 direct bolt-in (requiring one additional hole to be... Add to Cart Add to Cart
Quick view UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 2in Lowering Spring Rear - 4051R Compare $189.99 A spring is a spring right? Wrong! When UMI chose to manufacture our own line of springs we went all out. Designed in conjunction with a leading Sprint Cup chassis engineer, these springs are the best in the business. These springs are wound from 9254... Add to Cart Add to Cart
Quick view UMI Performance UMI Performance 64-72 GM A-Body 2in Lowering Spring Set Front - 4051F Compare $169.99 A spring is a spring right? Wrong! When UMI chose to manufacture our own line of springs we went all out. Designed in conjunction with a leading Sprint Cup chassis engineer, these springs are the best in the business. Our springs are wound from 5160... Add to Cart Add to Cart
Quick view UMI Performance UMI Performance 67-72 GM A-Body Spring Kit 2in Lowering - 4051 Compare $319.99 A spring is a spring right? Wrong! When UMI chose to manufacture our own line of springs we went all out. Designed in conjunction with a leading Sprint Cup chassis engineer, these springs are the best in the business. Our front springs are wound from... Add to Cart Add to Cart
Quick view UMI Performance UMI Performance 64-72 GM A-Body 78-88 G-Body 1in Lowering Spring Rear - 4050R Compare $189.99 A spring is a spring right? Wrong! When UMI chose to manufacture our own line of springs we went all out. Designed in conjunction with a leading Sprint Cup chassis engineer, these springs are the best in the business. These springs are wound from 9254... Add to Cart Add to Cart
Quick view UMI Performance UMI Performance 64-72 GM A-Body 1in Lowering Spring Front - Set - 4050F Compare $169.99 A spring is a spring right? Wrong! When UMI chose to manufacture our own line of springs we went all out. Designed in conjunction with a leading Sprint Cup chassis engineer, these springs are the best in the business. Our springs are wound from 5160... Add to Cart Add to Cart
Quick view UMI Performance UMI Performance 67-72 GM A-Body 1in Lowering Spring Set - 4050 Compare $319.99 A spring is a spring right? Wrong! When UMI chose to manufacture our own line of springs we went all out. Designed in conjunction with a leading Sprint Cup chassis engineer, these springs are the best in the business. Our front springs are wound from... Add to Cart Add to Cart
Quick view UMI Performance UMI Performance 67-72 GM A-Body Factory Height Springs Rear - 4049R Compare $189.99 A spring is a spring right? Wrong! When UMI chose to manufacture our own line of springs we went all out. Designed in conjunction with a leading Sprint Cup chassis engineer, these springs are the best in the business. These springs are designed to add... Add to Cart Add to Cart