24/7 Customer Service
UMI Performance
Rear lower control arms are a must improvement for any General Motors A-Body vehicle. Our lower control arms our designed to replace your weak, rusted, factory-stamped arms, adding strength,...
UMI Performance
UMI Performance single adjustable lower control arms feature an Energy Suspension polyurethane bushing set-up on one end and a QA1 spherical rod end on the other. This type of set-up allows rear...
UMI Performance
Tired of looking at hammered, crusty lower a-arms with cracked ball joint bosses? UMI has the solution with brand new modern tubular lower a-arms. UMI lower A-Arms are fabricated from DOM tubing...
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 weak...
UMI Performance
Improve performance and make your classic A-Body feel like a modern day muscle car with a complete set of fabricated tubular a-arms from UMI Performance. UMI's P/N 403133 upper and lower a-arm kit...
