4.5 Inch Lift Kit - Dually - M1 - Ford F-350 Super Duty 4WD (2017-2022) - Rough Country - 55940

Take your truck to new heights with Rough Country's 4.5-inch Suspension Lift! This all-inclusive kit comes with everything you need for a total transformation of your truck. Run up to 37in tires while preserving the smooth factory ride quality with this impressive upgrade. This kit includes a set of lifted coil springs and ultra-durable fabricated anti-wrap rear blocks that prevent binding and axle wrap. Best of all this kit comes with your choice of Rough Country's N3 V2 Monotube or Vertex Adjustable Reservoir shocks! Includes Rough Country's Lifetime Replacement Warranty
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 drivability.
Includes application valved shock absorbers which offer the best in balanced performance for on and off-road use.
Fabricated blocks are stronger and offer a longer lifespan than cast blocks.

Detailed Fitment Results
Year Make Model Sub Model Body Type Drive Type Position Fitment Notes 2017 Ford F-350 Super Duty King Ranch / Lariat / Platinum / XL / XLT 4WD Does NOT fit gas engine models. Does NOT fit single rear wheel models. Rear wheels may require dually wheel spacers Does NOT fit manual shift transfer cases Does NOT work on models equipped with Tremor Factory Trim Package Does NOT fit 2020 models with 10-speed transmission 2018 Ford F-350 Super Duty Limited / King Ranch / Lariat / Platinum / XL / XLT 4WD Does NOT fit gas engine models. Does NOT fit single rear wheel models. Rear wheels may require dually wheel spacers Does NOT fit manual shift transfer cases Does NOT work on models equipped with Tremor Factory Trim Package Does NOT fit 2020 models with 10-speed transmission 2019 Ford F-350 Super Duty Limited / King Ranch / Lariat / Platinum / XL / XLT 4WD Does NOT fit gas engine models. Does NOT fit single rear wheel models. Rear wheels may require dually wheel spacers Does NOT fit manual shift transfer cases Does NOT work on models equipped with Tremor Factory Trim Package Does NOT fit 2020 models with 10-speed transmission 2020 Ford F-350 Super Duty Limited / King Ranch / Lariat / Platinum / XL / XLT 4WD Does NOT fit gas engine models. Does NOT fit single rear wheel models. Rear wheels may require dually wheel spacers Does NOT fit manual shift transfer cases Does NOT work on models equipped with Tremor Factory Trim Package Does NOT fit 2020 models with 10-speed transmission 2021 Ford F-350 Super Duty Limited / King Ranch / Lariat / Platinum / XL / XLT 4WD Does NOT fit gas engine models. Does NOT fit single rear wheel models. Rear wheels may require dually wheel spacers Does NOT fit manual shift transfer cases Does NOT work on models equipped with Tremor Factory Trim Package Does NOT fit 2020 models with 10-speed transmission 2022 Ford F-350 Super Duty Limited / King Ranch / Lariat / Platinum / XL / XLT 4WD Does NOT fit gas engine models. Does NOT fit single rear wheel models. Rear wheels may require dually wheel spacers Does NOT fit manual shift transfer cases Does NOT work on models equipped with Tremor Factory Trim Package Does NOT fit 2020 models with 10-speed transmission