Products

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...

This kit replaces both the rear upper and lower rear control arms on any 78-96 GM B-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 78-96 GM B-Body. Kit is designed to reduce traction loss and minimize wh...

UMI’s Roto-Joint adjustable rear upper control arms are a bulletproof addition to your street or pro-touring car. UMI’s Roto-Joint upper contro...

UMI’s Roto-Joint adjustable rear upper control arms are a bulletproof addition to your street or pro-touring car. UMI’s Roto-Joint upper contro...

UMI’s Ultimate rear upper trailing arms for the Ford Mustang feature on-car adjustability combined with race quality rod ends. These adjustable a...

UMI’s Ultimate rear upper trailing arms for the Ford Mustang feature on-car adjustability combined with race quality rod ends. These adjustable a...

UMI’s adjustable rear upper control arms are a bulletproof addition to your street car. UMI’s upper control arms are suitable for street, strip...

UMI’s adjustable rear upper control arms are a bulletproof addition to your street car. UMI’s upper control arms are suitable for street, strip...

UMI’s rear upper control arms are a direct factory bolt in replacements designed to add strength and traction improvements. UMI’s Rear control ...

UMI’s rear upper control arms are a direct factory bolt in replacements designed to add strength and traction improvements. UMI’s Rear control ...

You thought the notorious South Side Machine lift bars were done? Well, we brought them back! The UMI lift bars replace your stock control arms add...

UMI Performance lower control arms our designed to replace your weak, rusted, factory-stamped arms, adding strength, rigidity and bushing improveme...

UMI Performance lower control arms our designed to replace your weak, rusted, factory-stamped arms, adding strength, rigidity and bushing improveme...

Replace your weak factory stamped lower control arms with UMI's heavy duty tubular adjustable setup. These direct bolt-on replacements minimize whe...

Replace your weak factory stamped lower control arms with UMI's heavy duty tubular adjustable setup. These direct bolt-on replacements minimize whe...

This complete kit includes (1) set of UMI Performance adjustable lower control arms and (1) set of fixed length upper control arms. These direct bo...

This complete kit includes (1) set of UMI Performance adjustable lower control arms and (1) set of fixed length upper control arms. These direct bo...

This complete kit includes (1) set of UMI Performance adjustable lower control arms and (1) set of fixed length upper control arms. These direct bo...

This complete kit includes (1) set of UMI Performance adjustable lower control arms and (1) set of fixed length upper control arms. These direct bo...

UMI's double adjustable lower control arms utilize our Roto-Joint technology for a bind free performance, quiet ride quality, and also offer on car...

UMI's double adjustable lower control arms utilize our Roto-Joint technology for a bind free performance, quiet ride quality, and also offer on car...

UMI's double adjustable lower control arms utilize our Roto-Joint technology for a bind free performance, quiet ride quality, and also offer on car...

UMI's double adjustable lower control arms utilize our Roto-Joint technology for a bind free performance, quiet ride quality, and also offer on car...