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The UMI bolt‑in rear coilover kit for 1964–1972 GM A‑body provides full ride height, spring rate and damping adjustment while enabling trailing arm tuning of instant center. The reinforced upper mount bolts in with one additional hole and accepts a true 2½" racing coilover with a double‑shear mount; reinforced lower brackets use existing lower shock holes. This kit is direct bolt‑on only with stock GM axle housings and brackets; exhaust clearance may vary.
UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In
