Rough Country - 486.20-3-inch Series II Suspension Lift Kit w/Premium N3 Shocks for Ford: 05-07 F250 Super Duty 4WD, 05-07 F350 Super Duty 4WD FITMENT: Ford: 05-07 F250 Super Duty 4WD, 05-07 F350 Super Duty 4WD KIT CONTENTS: Front: Lifted coil springs, track bar bracket, and radius arm drop brackets; Rear: Lifted blocks and u-bolts; Shocks: (4) Premium N3 Shocks BENEFITS: 100% bolt-on installation; Increased ground clearance; Radius arm drop brackets allow for properly set caster; Proper caster is crucial to maintaining factory handling and driveability TECHNICAL NOTES: Does not work with factory overload springs ITEM SPECIFICS: Installation Time: 3-4 hours; Backspacing: Factory; Recommended Tire Size: 35-by-12.50; Weight: 135.17-lbs; Superseded: 486S