Specifications: Install Location: Left+Right+Front+Rear Leveling Lift Height: 2" (2 inch) Front Material of front: Billet aluminum Material of rear: Carbon Steel Color: Black Powder Coat Features: This lift kit will raise your truck by a true 2" Front Designed to be compatible with stock / OE / factory shocks Black Powdercoat finish protects the spacers from rust/corrosion Each Piece is Hand Crafted from High Tensile Strength Carbon Steel, which outperforms the strongest aluminum Application: 1999-2006 Chevrolet Silverado 1500 2007-2007 Chevrolet Silverado 1500 Classic 1999-2006 GMC Sierra 1500 .