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Fitment

YearsMakeModelDriveEngine
2017-2021FordF-250 Super Duty4WDGas
2017-2021FordF-350 Super Duty4WDGas

Features

  • Fabtech Replacement Radius Arms
  • Fabtech Front Coil Springs
  • Trac Bar Relocation Bracket
  • Sway Bar Drop Brackets
  • Pitman Arm
  • Rear Block & U-bolt Kit

Components

  • 2.25" OD Stainless Steel Body
  • 2.0" OD Billet Aluminum Piston
  • 7/8" NitroSteel BlackPiston Rod
  • Polyurethane Mounting Ends
  • 2.25" OD Aluminum Reservoir w/-6 Stainless Steel O-ring Hose

Quick Specs

  • Tire Size - 35/12.50R17 Wheel Size - 17x9 w/ 4 3/4in BS w/minor trimming
  • Tire Size - 35/12.50R18 Wheel Size - 18x9.5 w/ 4 3/4in BS w/minor trimming
  • Tire Size - 35/12.50R20 Wheel Size - 20x9 w/ 5in BS w/minor trimming
  • Part Number : K2291DL

Important Notes

  • Non dually models only.
  • Some 2017 models may require a dual steering stabilizer for oversized tires. Order Dirt Logic - FTS220512, Dirt Logic w/Resi - FTS221162, or Stealth - FTS8046.
  • Will not fit diesel models.
  • ATTN State of California Consumers warning: Cancer and Reproductive Harm

Fabtech K2291DL 4" Radius Arm Lift Kit W/Front Dirt Logic 2.25 Resi Shocks & Rear Dirt Logic Shocks

2017-2020 Ford F-250/F-350 Super Duty 4WD Gas
4.9256198347107 847 5
98.512396694215%
4.9/5 out of 847 Company Reviews. Rating:
Fabtech K2291DL 4
3644.01In stock
2017-2020 Ford F-250/F-350 Super Duty 4WD Gas
  • Brand : Fabtech
  • SKU : FAB-K2291DL
  • Part Number : K2291DL
$3,644.01
$3,644.01
Only 3 left

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Product Details

Fabtech's Radius Arm system for the Ford Super Duty is built to handle the on and offroad demands of the truck enthusiast. This system is a complete upgrade to the factory suspension and will provide additional strength for use with oversized tires. The heart of this quality system is Fabtech's tubular Radius Arms.

The design of these arms comes from Fabtech race components built with a tubular structure reinforced by a dimple die side plate and heavy gusseting for rugged offroad use. They are an outstanding upgrade to the stock stamped arms. This Radius Arm design has been proven in over 10 years of service in military applications. High quality components with properly designed suspension geometry is what sets this system apart from all other Radius Arm suspensions. System includes a free 5 year 60,000 mile powertrain warranty.

Include with this system is Dirt Logic 2.25 Stainless Steel reservoir shocks in the front and non reservoir shocks in the rear. These Dirt Logic shocks have been ride tuned to the vehicle with the Fabtech Coil Springs and oversized tires for an excellent ride quality both on and offroad. Each Fabtech component has been designed with specific features and benefits that create this quality suspension system. For a greater understanding of each these components, please see below.

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