Supreme Suspensions - Chevy Silverado 1500 1" Rear Billet Blocks Suspension Leveling Lift Kit 4x2 4x4 PRO Fits: 1999-2018 Chevrolet Silverado 1500 2WD and 4WD. ONLY Fits 6-Lug Models Designed to Lift your Rear End 1 Inch Does Not Include Extended U-Bolts All Required Components Included Maintains Factory Ride