Products

UMI Performance adjustable upper control arms allow you to adjust your vehicles pinion angle for optimum performance, precise handling and improv...

UMI Performance adjustable upper control arms allow you to adjust your vehicles pinion angle for optimum performance, precise handling and improv...

UMI Performance adjustable upper control arms allow you to adjust your vehicles pinion angle for optimum performance, precise handling and improv...

UMI Performance adjustable upper control arms allow you to adjust your vehicles pinion angle for optimum performance, precise handling and improv...

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 borde...

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 borde...

Trailing arm mount braces are designed to reinforce the rear upper and lower front control arm mounts on your 1978-1988 G-Body vehicle. The more po...

Trailing arm mount braces are designed to reinforce the rear upper and lower front control arm mounts on your 1978-1988 G-Body vehicle. The more po...

Some competitors may consider these "Race Only" control arms while we consider them Race Ready. Our double adjustable lower control arms feature ...

Some competitors may consider these "Race Only" control arms while we consider them Race Ready. Our double adjustable lower control arms feature ...

Complete Kit Includes: (1) Set of Double Adjustable Lower Control Arms with Spherical Rod Ends (Item #3027) (1) Ser of Double Adjustable Upper Cont...

Complete Kit Includes: (1) Set of Double Adjustable Lower Control Arms with Spherical Rod Ends (Item #3027) (1) Ser of Double Adjustable Upper Cont...

This kit includes (1) set of our tubular lower control arms and (1) set of our on-car adjustable upper control arms, "Ultimate Arms". Both items ...

This kit includes (1) set of our tubular lower control arms and (1) set of our on-car adjustable upper control arms, "Ultimate Arms". Both items ...

Optimize your vehicle's instant center and improve forward traction by lowering the rear of the lower control arm 2", 2-3/4", or 3-1/2". These we...

This kit replaces both the rear upper and lower rear control arms on any 78-87 GM G-Body. Kit is designed to reduce traction loss and minimize wh...

This kit replaces both the rear upper and lower rear control arms on any 78-87 GM G-Body. Kit is designed to reduce traction loss and minimize wh...

UMI’s rear control arm kit is a bulletproof addition to your car. Suitable for street, strip or corner carving, this kit minimizes suspension d...

UMI’s rear control arm kit is a bulletproof addition to your car. Suitable for street, strip or corner carving, this kit minimizes suspension d...

UMI’s P/N 3061 G-Body frame notch kit allows for narrowing the rear upper frame rails on the G-Body for installation of a wider tire. Laser cut 1...

Wheel hop or traction issues? We have the solution! Optimize your vehicle's instant center and improve forward traction by lowering the rear of ...

Wheel hop or traction issues? We have the solution! Optimize your vehicle's instant center and improve forward traction by lowering the rear of ...

Wheel hop or traction issues? We have the solution! Optimize your vehicle's instant center and improve forward traction by lowering the rear of t...

Wheel hop or traction issues? We have the solution! Optimize your vehicle's instant center and improve forward traction by lowering the rear of t...