UMI tubular front upper A-arm for 1964–1972 A‑Body applications with 1/2" taller ball joints increases caster potential and improves camber at full bump travel. The relocated ball-joint pad delivers up to six degrees of caster without excessive shimming and the taller joint can yield an additional degree of negative camber at full bump. Features include greaseable Delrin bushings, 4140 CrMo cross shafts, premium ball joints and supplied hardware with alignment specs.
UMI Performance 64-72 A-Body Tubular Front Upper A-arms 1/2in Taller Ball Joints