Specifications: Install Location: Front + Rear Lift Height: 3" (3 inch) Front + 3" (3 inch) Rear Material of front: Billet aluminum Material of rear: Carbon Steel Color: Black Powdercoat Features: This lift kit will raise your truck by a true 3" Front & 3" Rear 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: Chevrolet Silverado 1500 2007-2023 2WD 4WD GMC Sierra 1500 2007-2023 2WD 4WD .