Supreme Suspensions - 2007 - 2018 Chevy Silverado GMC Sierra 1500 3.5" Front Lift Spacers (Black) + 1" Rear Lift Blocks Full Suspension Leveling Lift Kit 4x2 4x4 PRO Fits: "New Body Style" 2007 and 2008 - 2018 Chevy Silverado 1500 + GMC Sierra 1500 (6-Lug Models Only) Designed to lift your front end 3.5 inches and rear end 1 inch while maintaining factory ride quality Guaranteed to withstand even the most extreme environments Kit includes: 2x Front Pro Billet Upper Mount Strut Spacers, 2x Front Delrin Lower Mount Strut Spacers, 2x Rear Pro Billet Lift Blocks, 4x Zinc Plated U-bolts, Installation Hardware, Installation Instructions, and Pro Pack