Supreme Suspensions - Silverado 1500 Lift Kit 1.5" Solid Aircraft Billet Front Lift Spacers (Silver) Easy Install GMC Sierra Chevy Silverado 1500 Leveling Kit PRO FITMENT: 2007 - 2018 Chevy Silverado 1500 (2WD 4WD), 2007 - 2018 GMC Sierra 1500 (2WD 4WD). CONTENTS: 2x Solid Aircraft Billet Front Lift Spacers (Lower Strut Mount), Installation Hardware, Installation Instructions, and Pro Pack. TECHNICAL NOTES: 1.5 Inch Front Leveling Lift. Not compatible with 2007 "Classic" models. Please note that spacer thickness to lift height is NOT a 1:1 ratio. It is recommended that you measure your vehicle ride height before and after to see the full lift amount has been achieved. INSTALLATION: Easy 'bolt-on' installation takes 1 to 2 hours. No special tools are required. BENEFITS: Improves the look of your truck and increases ground clearance, allowing you to fit larger custom rims and tires. (2x) Billet Aluminum Bottom Strut Spacers Installation Hardware Installation Instructions Supreme Suspensions Pro Pack