Rough Country - 493.20-6-inch Suspension Lift Kit w/Premium N2.0 Shocks for Ford: 99-99 F250 Super Duty 4WD, 99-99 F350 Super Duty 4WD FITMENT: Ford: 99-99 F250 Super Duty 4WD, 99-99 F350 Super Duty 4WD KIT CONTENTS: Front: Lifted leaf springs, pitman arm, track bar drop bracket, sway bar drop brackets, u-bolts, and hardware; Rear: 4-inch lift blocks, u-bolts, and hardware; Shocks: (4) Premium N2.0 Shocks TECHNICAL NOTES: Fits 1999 models manufactured before 3/1/1999 only; Fits Diesel and V10 Gasoline engine models only; Does not fit Dually models; Extended brake lines are recommended (#89705); Carrier bearing bracket is needed for models with 2-piece rear drive-shaft (#1197) ITEM SPECIFICS: Installation Time: 6-8 hours; Recommended Tire Size: 37-by-13.50; Weight: 273.89-lbs; Superseded: 493S