• If equipped with a 2-piece rear drive shaft, a carrier bearing spacer is required. Part # 9649
  • If equipped with factory top mount overload leaf springs, longer u-bolts are required. Part # 11724


  • Front coil springs, radius arms, track bar bracket, brake line brackets, steering stabilizer bracket, Superlift or Bilstein shocks or Fox Shocks, and all hardware needed for installation.
  • Rear fabricated blocks with ubolts and Superlift shocks.
  • Detailed instruction manual walking you step-by-step through the lift kit installation procedures suitable for do-it-yourselfers (DIY) or professional installation
  • Installation Time inch “ 6-7 hours | Difficulty Level inch “ 3 of 5

What is this?

  • This is a complete coil spring suspension Lift Kit for the 2017-2022 Ford F-250/F-350 4WD inch “ diesel engine;
  • Includes High Clearance Radius Arms, track bar bracket and related brackets, rear blocks, front and rear Superlift shocks or front and rear 5100 Series Bilstein shocks or Front and Rear Fox 2.0 Shocks.
  • This kit also comes in a King Shocks coilover and rear reservoir shock option(K165KG)


  • Replacement Front coil springs improve ride quality while rear blocks maintain load capacity
  • Replacement Radius Arms with Cleveite OE Style rubber bushings
  • Track bar relocation bracket prevents stud bind and steering wheel kick
  • Front and Rear inch “ Superlift Shocks OR Bilstein 5100 Series Shocks OR Fox Performance Series 2.0 IFP Shocks OR King Shocks
  • Backed by our limited lifetime warranty


  • Retains OEM caster and camber alignment specifications
  • Maintains ride quality and handling characteristics
  • Designed using Original Equipment (OE) CAD data for accuracy.
4 inch Lift Kit 2017-2022 Ford F-250 | F-350 Diesel | Replacement Radius Arms with Fox Shocks Superlift Suspension Systems now available with Superlift, Bilstein 5100, Fox 2.0 Shocks or King Shocks: This 4 Lift for the 2017-2022 Ford Super Duty F-250 | F-350 4WD features Superlifts massive, high clearance, precision engineered, tubular radius arms design to bolt right into the factory mounts giving your ride a truly custom look and an easy install . These heavy-duty Radius Arms utilize a press-fit Cleveite rubber busing for superior vibration dampening and durability. This 4 lift kit also contains new, diesel engine specific rated coil springs. A new track bar relocation bracket that ensures proper steering geometry and track bar phasing. The rear lift is achieved with a new designed fabricated rear block that allows the removal of the stock block. This fabricated block also allows for proper pinion and axle angle all while reducing axle wrap. Complete your 4-inch Ford F-250 | F-350 with the best variety of shocks on the market. Shocks for this kit are available in the following: Superlift | Bilstein 5100 Series | Fox Performance Series 2.0 IFP Shocks.| King Shocks Front and Rear (K165KG)

Brand: Superlift

  • 2017-2022 Ford F-350 Super Duty
  • 2017-2022 Ford F-250 Super Duty



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