UMI Performance 78-88 GM G-Body Spring/Shock Lowering Kit 1in Rear 250lb - GBF250-1

UMI’s lowering package features four Viking double adjustable shocks, a hybrid front coil-over spring system with 250 lb front springs, and your choice of 1 or 2-inch UMI rear lowering springs. The...

UMI Performance 78-88 GM G-Body Spring/Shock Lowering Kit 1in Rear 350lb - GBF350-1

UMI’s lowering package includes four Viking double adjustable shocks, a hybrid front coil-over spring system with 350 lb front springs, and your choice of 1 or 2-inch UMI rear lowering springs. The...

UMI Performance 78-88 GM G-Body Spring/Shock Lowering Kit 1in Rear 450lb - GBF450-1

UMI’s lowering package includes four Viking double adjustable shocks, a hybrid front coil-over spring system with 450 lb front springs, and your choice of 1 or 2-inch UMI rear lowering springs. The...

UMI Performance 78-88 GM G-Body Spring/Shock Lowering Kit 1in Rear 550lb - GBF550-1

UMI’s lowering package includes four Viking double adjustable shocks, a hybrid front coil-over spring system with 550 lb front springs, and your choice of 1 or 2-inch UMI rear lowering springs. The...

UMI Performance 78-88 GM G-Body Tubular Non-Adjustable Lower Control Arms - 3015-B

Rear lower control arms are a must improvement for any General Motors A-Body vehicle. Our lower control arms our designed to replace your weak, rusted, factory-stamped arms, adding strength,...

UMI Performance 78-88 GM G-Body Tubular Non-Adjustable Lower Control Arms - 3015-R

Rear lower control arms are a necessary upgrade for any General Motors G-Body vehicle. Our arms are designed to replace weak, rusted factory arms, providing added strength, rigidity, and bushing...

UMI Performance 78-88 GM G-Body Tubular Non-Adjustable Upper Control Arms - 3016-B

Rear control arms are an essential suspension upgrade for your GM vehicle. Stock control arms can lead to traction loss and poor handling due to bushing deflection and weak material. Our tubular...

UMI Performance 78-88 GM G-Body Tubular Non-Adjustable Upper Control Arms - 3016-R

Rear control arms are an essential suspension upgrade for your GM vehicle. Stock control arms can lead to traction loss and poor handling due to bushing deflection and weak material. Our tubular...

UMI Performance 78-88 GM G-Body Tubular Single Adjustable Lower Control Arms - 3014-B

UMI Performance single adjustable lower control arms are designed to provide rear end adjustment and reduce rear end bind. The polyurethane bushing set-up on one end and QA1 spherical rod end on the...

UMI Performance 78-88 GM G-Body Tubular Single Adjustable Lower Control Arms - 3014-R

UMI Performance single adjustable lower control arms are designed to provide rear end adjustment and reduce rear end bind. The polyurethane bushing set-up on one end and QA1 spherical rod end on the...

UMI Performance 78-88 GM G-Body Tubular Upper & Lower Control Arms Kit - 301516-B

Rear control arms are one of the most important suspension modifications that can be done to your GM vehicle. Stock control arms are on the borderline of "junk", bushing deflection and rusting weak...

UMI Performance 78-88 GM G-Body Tubular Upper & Lower Control Arms Kit - 301516-R

Rear control arms are one of the most important suspension modifications that can be done to your GM vehicle. Stock control arms are on the borderline of "junk", bushing deflection and rusting weak...