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The UMI adjustable front upper A-arm with a 1/2" taller ball joint for 1964–1972 A-body cars raises spindle height and enhances camber behavior for improved front grip. TIG-welded construction uses 1.250" DOM tubing and 4130 CrMo cross shafts with CNC machining for strength and precision. Each set includes recommended alignment data and is intended for lowered cars using factory-height spindles.
UMI Performance 64-72 GM A-Body Front Upper A-arms Adjustable 1/2in Taller Ball Joints
