The Skyjacker 2-inch forged torsion key leveling kit for GMC 2500HD AT4 levels the front end and allows installation of taller tires—up to 33 inches—without compromising the factory ride. Forged to OE standards, these torsion keys increase surface contact and strength versus cast alternatives, offering a durable, effective and affordable way to gain tire and ground clearance on torsion-bar-equipped trucks and SUVs.
Skyjacker GMC 2500HD AT4 2in. Torsion Key Front Leveling Kit