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UMI Performance lower control arm bolt upgrade kit for 1978–1996 GM B‑Body replaces old fasteners with new hardware for rear lower control arm installation. The kit includes four 9/16" American Grade‑8 bolts, four 9/16" nylon lock nuts and flat washers, all zinc plated to resist corrosion, providing stronger, more reliable mounting hardware for B‑Body rear suspension work.
UMI Performance 78-96 GM B-Body Lower Control Arm Bolt Upgrade Kit
