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The Maxtrac torsion key kit for 2011–2018 GM 1500/2500/3500 HD includes a pair of forged steel torsion keys plus four zinc-plated shock extenders. Powder-coated grey for long life, the kit raises the front 1–3 inches while providing shock extension to maintain proper damping geometry. It’s a matched solution for lift with corrosion-resistant finishes.
MaxTrac 11-18 GM 1500HD/2500HD/3500HD 2WD/4WD 1-3in Front Leveling Torsion Keys
