Supreme Suspensions - Chevy Silverado 1500 3" Front and 1" Rear Full Lift Kit CONTENTS: 2x Aircraft Billet Strut Spacers and Solid Lift Blocks, 4x Extended Zinc Plated U-Bolts, Installation Hardware, Installation Instructions and Pro Pack. FITMENT: 2008 - 2015 Chevy Silverado 1500 4WD, 2008 - 2015 GMC Sierra 1500 4WD and 2007 New Body Style 1500's 4WD TECHNICAL NOTES: 3 inch front suspension lift and 1 inch rear lift. For 1500 models with 6-lug axle configurations. BENEFITS: Improves the look of your truck and increases ground clearance, allowing you to fit larger custom rims and tires. Factory shocks can be reused. Solid sheer strength and light weight strut spacers CNC machined from Aircraft Billet. INSTALLATION: Easy 'bolt-on' installation takes 2 - 4 hours. No special tools required.