Specifications: Install Location: Front, Rear, Left, Right Lift Height: 3" Front & 2" Rear Material: Billet Aluminum Color: Black Powder Coat Features: Levels vehicle and eliminates vehicle rake. Enhances appearance by giving the it a more even stance. Offers extra ground clearance to use larger tires & wheels. CNC machined billet aluminum construction for maximum strength and increased safety. Application: 2007-2013 Chevrolet Silverado 1500 2007-2013 GMC Sierra 1500 Package Includes: Shock Absorber, Boot, Bumper Kit Spring Seat, Coil Spring, Isolator .