UMI Performance lower control arm and adjustable upper control arm kit for 1968–1972 GM A-Body cars pairs tubular lower arms with on-car adjustable uppers. Both components replace weak stamped OEM parts to add strength and allow rear-end adjustment. The kit ships with installation instructions and fits using OEM hardware for an easier installation process.
UMI Performance 68-72 GM A-Body Lower Control Arm & Adjustable Upper Control Arm Kit