Upgrade your classic Chevrolet B-body with UMI control arms for improved performance and ride quality. These boxed control arms are a direct bolt-in replacement for factory stamped arms, providing greater durability and strength. The high quality polyurethane bushings reduce deflection, resulting in less body roll and increased traction. Made with 1/8" wall thickness USA rectangular tubing, these control arms are built to last. Proudly designed and manufactured in the USA, these control arms are an excellent choice for your restoration project, street car, or drag car. Upgrade your classic Chevrolet B-body with UMI control arms for a smoother ride and enhanced performance.