Rough Country - 310.20-4-inch Suspension Lift Kit w/Premium N2.0 Shocks for Dodge: 86-89 W100 Pickup 4WD, 78-93 W150 Pickup 4WD, 77-80 W200 Pickup 4WD, 81-93 W250 Pickup 4WD, 77-80 W300 Pickup 4. FITMENT: Dodge: 86-89 W100 Pickup 4WD, 78-93 W150 Pickup 4WD, 77-80 W200 Pickup 4WD, 81-93 W250 Pickup 4WD, 77-80 W300 Pickup 4WD, 81-93 W350 Pickup 4WD NOTES: Fits Dana 44 front axle models only; Does not fit Cummins Diesel models KIT CONTENTS: Front: Lifted leaf springs, polyurethane bushings, steering block, and hardware; Rear: Lift blocks, u-bolts, and hardware; Shocks: (4) Premium N2.0 Shocks SPECS: Installation Time: 6-8 hours; Backspacing: Factory; Recommended Tire Size: 35-by-12.50; Weight: 148.25-lbs; Superseded: 310H FITMENT: Dodge: 86-89 W100 Pickup 4WD, 78-93 W150 Pickup 4WD, 77-80 W200 Pickup 4WD, 81-93 W250 Pickup 4WD, 77-80 W300 Pickup 4WD, 81-93 W350 Pickup 4WD