Compatibility: 2007-2013 Chevrolet Silverado 1500 2007-2013 GMC Sierra 1500 Excludes Classic Models For more details, pls check compatibility Chart. About Our Products: The purpose of a leveling kit is to raise the front end of a truck so that it matches the stock height of the rear end, which ultimately gives you more ground clearance. Most completely stock trucks have a raked stance where the front is lower than the back by about two inches. Features: .