Supreme Suspensions - 3.5" Front + 2" Rear Ford F150 4WD Full Leveling Lift Kit PRO FITMENT: 2004 - 2008 Ford F149 CONTENTS: 2x Aircraft Billet Strut Spacers, 2x Steel Lift Blocks, 4x Zinc Plated U-Bolts, Hardware, Instructions and Pro Pack. TECHNICAL NOTES: 4WD customers will need to replace factory blocks and with not achieve full lift. NOT for FX4-based models. INSTALLATION: Easy 'bolt-on' installation takes 2 - 4 hours. No special tools required.