• Offering Free Shock Boot Covers
  • If equipped with a 2-piece rear drive shaft, a carrier bearing spacer is required. Part # 9669
  • If equipped with factory top mount overload leaf springs, longer u-bolts are required. Part # 11734


  • Front coil springs, 4-LINK arms, sway bar correction, drop pitman arm, track bar bracket, brake line brackets, steering stabilizer bracket, Shocks, and all hardware needed for installation specific to the 2017-2020 4WD  Ford F-250 F350 DIESEL
  • Rear fabricated blocks with u bolts 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 6 inch � coil spring and 4-LINK suspension Lift Kit for the 2017-2022 Ford F-250/F-350 4WD inch “ diesel engine
  • Includes 4-LINK Arms, track bar bracket and related brackets, drop pitman arm, rear blocks, front and rear Fox 2.0 Shocks.
  • This kit also comes in a King Shocks option. (K171KG)


  • Replacement Front coil springs improve ride quality while rear blocks maintain load capacity
  • Replacement Heavy-Duty Tubular 4-LINK arms with Reflex bushings
  • Track bar relocation bracket prevents stud bind and steering wheel kick
  • Front and Rear inch “ Superlift 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.

6 inch Lift Kit 2017-2022 Ford F-250 | F-350 Diesel | 4-Link Lift Kit with Fox Shocks Superlift Suspension Systems now available with Superlift Shocks or Fox 2.0 Shocks or King Shocks: This 6 Lift for the 2017-2022 Ford Super Duty F-250 | F-350 4WD features Superlifts precision engineered, heavy-duty tubular 4-LINK arms designed to give your ride a truly custom look and easy install. These heavy-duty 4-LINK arms utilize a press-fit REFLEX bushing for superior vibration dampening, flexibility, and durability. The 4-LINK design optimizes the F-250 and F-350s suspension control and tire wear by limiting caster change through the cycle of suspension. The 6 lift also contains new, diesel specific rate front coil springs. A new track bar relocation bracket to ensure 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 6-inch Ford F-250 | F-350 with the best variety of shocks on the market. Shocks for this kit include Fox Performance Series 2.0 IFP Shocks

Brand: Superlift

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



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