UMI Performance

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,...

Viking’s front coilover kit combines a high quality hybrid spring with a 19-position double adjustable shock. The upper coil fits the upper spring perch on your vehicle while the lower part of the...

Viking’s front coilover kit combines a high quality hybrid spring with a 19-position double adjustable shock. The upper coil fits the upper spring perch on your vehicle while the lower part of the...

Viking’s front coilover kit combines a high quality hybrid spring with a 19-position double adjustable shock. The upper coil fits the upper spring perch on your vehicle while the lower part of the...

Viking’s front coilover kit combines a high quality hybrid spring with a 19-position double adjustable shock. The upper coil fits the upper spring perch on your vehicle while the lower part of the...