A complete double-adjustable rear control arm kit for 1968–1972 GM A-body, this UMI Performance package includes a set of double-adjustable lower control arms with spherical rod ends (Item #4027) and a set of double-adjustable upper control arms known as the "Ultimate Arms" (Item #4017). Provided together as a matched kit, these components supply adjustable upper and lower connections intended for precise rear geometry tuning on A-body applications.
UMI Performance 68-72 GM A-Body Double Adjustable Upper & Lower Rear Control Arms