Rough Country 2017-2019 F-250 4WD w/ 4 Inch Rear Axles, 6″ Suspension Lift Kit (Overload Spring Models)- RCS 51720


Product Highlights:

Rough Country’s 6-inch Suspension Lift Kit (Diesel Engine Overload Spring Models w/ 4-inch Rear Axles) – 51720

Vehicle Fitment

Ford: 17-19 F250 Super Duty 4WD

  • Does not fit F350 models
  • Fits diesel engine models w/ 4-inch rear axles only
  • Only fits models w/ factory overload springs
  • Does NOT fit manual transmission models
  • Wheel Backspacing (Inches): 4.5
  • Recommended Tire Size: 37-by-12.50 R17


  • Front: Lifted coil springs, radius arm brackets, clocking ring kit, sway bar links, track bar drop bracket, stabilizer relocation brackets, pitman arm, brake line brackets, bump stop spacers, and hardware
  • Rear: Fabricated lift blocks, brake line brackets, U-bolts, and hardware
  • Shocks: (4) Premium N2.0 Shocks

Key Features

  • Easy bolt-on installation
  • Increased ground clearance
  • Levels the front with the rear of the vehicle
  • Radius arm drop brackets allow for properly set caster – Proper caster is crucial to maintaining factory handling and driveability
  • Includes application valved N2.0 series shocks which offer the best in balanced performance for on and off-road use
  • Specially designed anti-axle wrap rear blocks maintain stock ride quality while eliminating common lift block problem
  • Install Time(Hours): 6-8