UMI Performance

Note: Upper a-arm must be used with tall spindles using standard height ball joints or tall ball joints on a standard height spindle. They are not designed to work with standard height ball joints...

Note: Upper a-arm must be used with tall spindles using standard height ball joints or tall ball joints on a standard height spindle. They are not designed to work with standard height ball joints...

Don't reuse your old rusty bolts when installing aftermarket control arms when you can replace them with new one. Our kit includes all new hardware for installing both upper and lower rear control...

Other brand rear ends will vary, please check your axle tube diameter before ordering.

Other brand rear ends will vary, please check your axle tube diameter before ordering.

Other brand rear ends will vary, please check your axle tube diameter before ordering.

Other brand rear ends will vary, please check your axle tube diameter before ordering.

Other brand rear ends will vary, please check your axle tube diameter before ordering.

Other brand rear ends will vary, please check your axle tube diameter before ordering.

UMI Performance 1.250" (32mm) solid front sway bar is designed to reduce body roll, understeer and increase cornering capabilities resulting in a more balanced suspension. This front sway bar is...

UMI Performance 1.250" (32mm) solid front sway bar is designed to reduce body roll, understeer and increase cornering capabilities resulting in a more balanced suspension. This front sway bar is...

UMI Performance 78-88 GM G-Body 1/2in Taller Premium Ball Joint

These control arms from UMI Performance are designed to bolt a 1964-1972 GM A-Body 10-Bolt or 12-Bolt rear end into a 1978-1988 GM G-Body; this includes Monte Carlo, Malibu, El Camino, Regal,...

These control arms from UMI Performance are designed to bolt a 1964-1972 GM A-Body 10-Bolt or 12-Bolt rear end into a 1978-1988 GM G-Body; this includes Monte Carlo, Malibu, El Camino, Regal,...

UMI Performance 78-88 GM G-Body 12-Bolt Swap Adjustable Upper Control Arms- Roto-Joints