Rough Country - 476.20-4-5-inch Suspension Lift Kit (4-inch Rear Blocks) w/Premium N2.0 Shocks for Ford: 97-03 F150 4WD, 04-04 F150 Heritage 4WD FEATURES: Clears up to 35-inch tires; Increased ground clearance; Levels the front with the rear of the truck; No drivetrain or exhaust modifications required NOTES: Does not work with factory wheels; Does not fit 7 lug models KIT CONTENTS: Front: Lifted knuckles, upper skid plate, differential skid plate, front and rear three piece crossmembers, sway bar links, bump stop brackets, and torsion bar drop brackets; Rear: 4-inch lift blocks and u-bolts; Shocks: (4) Premium N2.0 Shocks SPECS: Installation Time: 6-8 hours; Backspacing: 4.5-inches; Recommended Tire Size: 35-by-12.50; Weight: 194.35-lbs; Superseded: 476S FITMENT: Ford: 97-03 F150 4WD, 04-04 F150 Heritage 4WD