Supreme Suspensions - 1999 - 2018 Ford F250 F350 Super Duty Suspension Lift 2" Front Lift + 1" Rear Lift T6 Aircraft Billet and High-Crystalline Delrin Lift Kit 2WD Leveling Lift Kit (Black) (2x2) PRO FITMENT: Ford 1999 - 2018 F250 Super Duty 2WD and F350 Super Duty 2WD CONTENTS: 2x Pro Performance High Crystalline Delrin Coil Spring Spacers, 2x Aircraft Billet Lift Blocks, Installation Hardware, Installation Instructions and Pro Pack. TECHNICAL NOTES: 2 inch front lift and 1 inch rear lift. Maintains factory ride quality. Alignment is recommended after install. 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. Delrin has the highest tensile strength of any thermoplastic and does not compress under load. INSTALLATION: Easy 'bolt-on' installation takes 2 - 4 hours. No special tools required.