UMI Performance

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

UMI Performance offers one of the only on-car adjustable control arms for the rear of the GM B-Body vehicle. This rear upper control arm for the 65-66 GM B-Body is an excellent solution when...

UMI Performance offers one of the only on-car adjustable control arms for the rear of the GM B-Body vehicle. This rear upper control arm for the 65-66 GM B-Body is an excellent solution when...

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...

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...

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...

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

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

1964 Vehicle Note: The rear end housing bushings do not fit the 1964 rear end. If your 1964 vehicle is equipped with a 1965 or newer rear end this kit will then work.This Part...

1964 Vehicle Note: The rear end housing bushings do not fit the 1964 rear end. If your 1964 vehicle is equipped with a 1965 or newer rear end this kit will then work.This Part...

UMI Performance 65-67 GM A-Body Rear Suspension Kit - BlackThis Part...

This is a complete rear suspension kit and includes all items needed to rebuild the rear suspension on your 1964-1972 A-Body. This kit includes tubular lower control arms, tubular upper controls,...

UMI Performance 65-67 GM A-Body Rear Suspension Kit - RedThis Part...

This is a complete rear suspension kit and includes all items needed to rebuild the rear suspension on your 1964-1972 A-Body. This kit includes tubular lower control arms, tubular upper controls,...