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The UMI 1-3/8" tubular rear drag sway bar for 1978–1988 GM G‑Body cars is a bolt‑on drag solution that improves launch consistency and resists roll. It offers three selectable rates and fits common axle tube diameters with CNC‑machined mounting hardware. The kit includes a billet hex adjuster, greaseable polyurethane bushings, reinforced mounts and a durable red or black powder coat finish.
UMI Performance 78-88 GM G-Body 1-3/8in Tubular Rear Drag Sway Bar Bolt-on
