UMI P/N 4023OFCM adjustable lower control arms for 1964–1972 GM A-body cars use offset aluminum step bushings to move the arm inward 3/8" for extra tire clearance or mini-tub applications. Built from 4130 CrMo tubing with Teflon-lined rod ends, these double-adjustable arms allow ±1" length changes, ship pre-set to factory length and are TIG welded for strength. Available in durable red or black powder coat.
UMI Performance 64-72 GM A-Body Adjustable Lower Control Arms Off Set Bushings CrMo