UMI Performance 78-96 GM B-Body Boxed Lower Control Arms - 3615-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 78-96 GM B-Body Boxed Lower Control Arms - 3615-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...

UMI Performance 78-96 GM B-Body Boxed Lower Control Arms- Poly/Roto-Joint - 3626-B

UMI's boxed lower control arms utilize Roto-Joint technology for a bind-free performance and comfortable ride quality. The control arms are fabricated from 0.120” wall thickness rectangular tubing,...

UMI Performance 78-96 GM B-Body Boxed Lower Control Arms- Poly/Roto-Joint - 3626-R

UMI's boxed lower control arms utilize Roto-Joint technology for a bind-free performance and comfortable ride quality. The control arms are fabricated from 0.120” wall thickness rectangular tubing,...

UMI Performance 78-96 GM B-Body Boxed Lower Control Arms- w/ Dual Roto-Joints - 3627-B

UMI's boxed lower control arms feature Roto-Joint technology for a smooth and bind-free performance, providing a comfortable ride. The control arms are constructed from 0.120” wall thickness...

UMI Performance 78-96 GM B-Body Boxed Lower Control Arms- w/ Dual Roto-Joints - 3627-R

UMI's boxed lower control arms feature Roto-Joint technology for a smooth and bind-free performance, providing a comfortable ride. The control arms are constructed from 0.120” wall thickness...

UMI Performance 78-96 GM B-Body Complete Rear Control Arm Hardware Kit - 3603

UMI Performance 78-96 GM B-Body Complete Rear Control Arm Hardware KitThis Part Fits:YearMakeModelSubmodel1978-1981,1987-1988BuickLeSabreBase1985BuickLeSabreCollector's...

UMI Performance 78-96 GM B-Body Drive Shaft Safety Loop - 3625-B

This drive shaft safety loop is NHRA legal and designed specifically for the 1978-1996 GM B-body. It is a bolt-in application that replaces the factory chassis brace without the need for welding or...

UMI Performance 78-96 GM B-Body Drive Shaft Safety Loop - 3625-R

This drive shaft safety loop is NHRA legal and designed specifically for the 1978-1996 GM B-body. It is a bolt-in application that replaces the factory chassis brace without the need for welding or...

UMI Performance 78-96 GM B-Body Lower Control Arm Bolt Upgrade Kit - 3601

Don't reuse your old rusty bolts when installing aftermarket control arms when you can replace them with new ones. This kit includes all new hardware for installing lower rear control arms in you...

UMI Performance 78-96 GM B-Body Lower Control Arm Relocation Brackets - 3610

UMI Performance control arm relocation brackets quickly turn your factory or aftermarket rear control arms into a lift bar set-up. The relocation brackets are designed to lower the rear mount of the...

UMI Performance 78-96 GM B-Body Rear End Housing Bushings Polyurethane - 3600-B

UMI offers high durometer polyurethane bushings to replace the factory rubber rear end housing bushings. These bushings are designed to improve ride quality and performance by replacing the worn out...