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UMI tubular upper a-arms for 1964–1972 GM A-Body cars relocate the ball joint plate to allow up to six degrees of caster without excessive shimming, improving steering feedback and camber control. These DOM, jig-built arms feature low-deflection Delrin bushings, 4140 CrMo cross shafts, improved header clearance, polyurethane bump stops, and a durable powder-coat finish for street or track use.
UMI Performance 64-72 GM A-Body Tubular Front Upper A-Arms Delrin Bushings
