Supreme Suspensions - Ford F250 F350 Superduty 2" Front Leveling Lift Kit w Shocks CONTENTS: 2x High Crystalline Delrin Spring Spacers, Nitrogen-Charged Pro Performance Series Shocks, Installation Hardware, Installation Instructions and Pro Pack. FITMENTS: Ford F-250 F-350 Super Duty 1999-2015 2WD; F-150 1981-1996 2WD; Excursion 2000-2005 2WD TECHNICAL NOTES: 2 inch front suspension lift. Maintains factory ride quality. Stud extenders are for 2WD models only. BENEFITS: Improves the look of your vehicle and increases ground clearance, so you can fit larger custom rims and tires. Performance shock upgrade. Delrin has the highest tensile strength of any thermoplastic and does not compress under load. INSTALLATION: Easy 'bolt-on' installation takes 1 - 2 hours. No special tools are required.