Supreme Suspensions - 2007 - 2018 Chevy Silverado 3.5" Front Upper Mount Strut Spacers + Lower Mount Strut Spacers + 2" Rear Lift Blocks + Differential Drop Silverado Lift Kit FITMENT: "New Body Style" 2007 and 2008 - 2018 Chevy Silverado 1500 + GMC Sierra 1500 (6-Lug Models Only) CONTENTS: 2x Front Billet Upper Mount Strut Spacers, 2x Front Delrin Lower Mount Strut Spacers, 2x Rear Billet Lift Blocks, 4x Zinc Plated U Bolts, 4x Differential Drop Spacers, Installation Instructions and Hardware, Pro Pack TECHNICAL NOTES: 3.5 Inch Front Suspension Lift + 2 Inch Rear Suspension Lift INSTALLATION: Easy 'bolt-on' installation. No special tools required. BENEFITS: Improves the look of your vehicle and increases ground clearance, allowing you to fit larger custom rims and tires. Factory shocks can be reused.