UMI Performance

UMI Performance offers on-car adjustable rear control arms for GM B-Body vehicles. These direct replacements for factory arms reduce wheel hop, improve cornering, and enhance track consistency. The...

This tubular set-up quickly and easily replaces the stock panhard bar on the 59-64 GM B-Body vehicle. After more then 35 years of abuse the stock panhard bar is usually rusted and corroded with...

This adjustable tubular panhard bar replaces the stock bar on 58-64 GM B-Body vehicles, enhancing rear-end stability and alignment. It allows on-car adjustments to center the rear end by simply...

UMI Performance control arms are an excellent upgrade for your classic B-Body, ideal for restoration projects, street cars, cruisers, or drag racers. These boxed control arms directly replace stock...

UMI Performance control arms are an excellent upgrade for your classic B-Body, ideal for restoration projects, street cars, cruisers, or drag racers. These boxed control arms directly replace stock...

UMI Performance 59-64 GM B-Body Rear Suspension Kit 3-Link- Chevy only - BlackThis Part Fits:YearMakeModelSubmodel1959-1964ChevroletBel...

UMI Performance 59-64 GM B-Body Rear Suspension Kit 3-Link- Chevy only - RedThis Part Fits:YearMakeModelSubmodel1959-1964ChevroletBel...

UMI Performance 59-64 GM B-Body Rear Suspension Kit 4-Link- Chevy only - BlackThis Part Fits:YearMakeModelSubmodel1959-1964ChevroletBel...

UMI Performance 59-64 GM B-Body Rear Suspension Kit 4-Link- Chevy only - RedThis Part Fits:YearMakeModelSubmodel1959-1964ChevroletBel...

This new replacement rear control arm mount replaces the stock control arm mount that attaches the rear upper control arm to the vehicle chassis. This item works excellent when the factory mount is...

This new replacement rear control arm mount replaces the stock control arm mount that attaches the rear upper control arm to the vehicle chassis. This item works excellent when the factory mount is...

Upgrade your GM vehicle's suspension with rear control arms for better performance and handling. Stock control arms often suffer from bushing deflection and weak materials, leading to traction loss...