Superlift’s 3 Inch Lift kit for the 2011 to 2019 Silverado and Sierra 2500HD and 3500 HD is a simple solution for adding more height than just a “Leveling Kit”. Superlift’s Upper Control Arm (UCA) Lift kits have a strong, modern die-formed design constructed of solid steel rod, beefy gussets and features a flat mount ball joint cup. These kits are intentionally over-build to be the best. Their uniquely engineered design adds strength and durability plus has bonus features that others do not offer. Superlift’s Silverado and Sierra UCA’s features pre-installed MOOG Ball Joints and Bushings for long lasting performance. By Using the upper control arms, this lift kit offers a better ride quality and performance over traditional torsion key leveling kits. This kit also features a set of Forged torsion bar keys, differential drop spacers, rear block kit and Shocks – Rear Superlift or Front and Rear Fox Shocks. Features all required parts to make sure your Silverado or Sierra handles and performs just like a stock truck.