BMR UTCA007 on-car adjustable upper control arm for 1978–1987 GM G‑body offers a heavy tubular design with a chrome‑moly adjuster to tune pinion angle and resist flex. Greasable, two-inch 95‑durometer polyurethane bushings are fluted to maintain grease and keep thrust surfaces lubricated under heavy load, delivering improved launch behavior and consistent cornering for street and track use.
BMR 78-87 G-Body Upper Control Arms On-Car Adj. (Polyurethane) - Red