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Fabtech 17-20 Ford F250/350 4WD Diesel 4in Rear Box Kit

Fabtech takes their 4 in. Super Duty systems to the next level with the release of the Dirt Logic 4.0 Coilover Conversion. This bolt on Coilover conversion will transform the ride quality of the Super Duty while providing outstanding damping capacity for rugged offroad use. The Dirt Logic 4.0 Coilover is constructed with a stainless steel body and a NitroSteel piston rod for maximum corrosion resistance. This 4 in. lift Coilover Conversion is offered with Fabtech's Tubular Radius Arm or 4 Link Systems Radius Arm system features an offset tubular design with dimple die side plate for maximum strength. The 4 Link system replaces the stock Radius Arms for an improved ride quality both on and offroad due to a near zero caster change throughout the suspension travel. Both systems include a track bar relocation bracket to center the front Super Duty axle under the vehicle with the new lift height. Rear lift comes from a 5 in. lift block with bump stop relocation brackets. Rear Dirt Logic 2.25 stainless steel shocks are valved to provide a balanced ride to the Super Duty for the finest on road ride quality. These high end 4 in. Systems are the pinnacle of quality and ride performance for the Super Duty. Each system is a bolt on installation and comes with Fabtech's 5 year 60,000 mile warranty. Block Kit; Rear; For 4 in. Lift; For PN[K2228DL/K2227DL];

Upgrade your 2017-2020 Ford F-250 and F-350 Super Duty trucks with the Fabtech Dirt Logic 4.0 Coilover Conversion Kit. Designed to enhance both ride quality and off-road performance, this bolt-on system features a 4-inch lift that transforms your vehicle's capabilities. The kit includes high-performance stainless steel coilover shocks with NitroSteel piston rods for maximum corrosion resistance and durability, ensuring reliable performance in rugged conditions. The coilover conversion provides superior damping capacity, offering a smoother ride on and off the road while maintaining excellent control during off-road excursions. Constructed with an offset tubular radius arm or a 4-link system, the kit ensures maximum strength with a dimple die side plate design, which minimizes caster change throughout suspension travel for improved ride quality. Both systems include a track bar relocation bracket to keep the front axle centered and accommodate the new lift height seamlessly. The rear lift is achieved with a 5-inch lift block and bump stop relocation brackets, complemented by Dirt Logic 2.25 stainless steel shocks that are valved for balanced on-road comfort and off-road performance. Designed for a straightforward bolt-on installation, this system provides an upgrade that combines quality, durability, and improved ride performance, backed by Fabtech’s five-year, 60,000-mile warranty. Whether you're tackling tough terrain or seeking a more commanding stance, the Fabtech Dirt Logic 4.0 Coilover Conversion Kit is an excellent choice for your Super Duty truck.

Features:

  • 4-inch lift height designed for enhanced off-road capability and appearance
  • Stainless steel coilover shocks with NitroSteel piston rods for corrosion resistance and durability
  • Choice of tubular radius arm or 4-link system for maximum strength and improved ride quality
  • Track bar relocation bracket included to center the front axle under the vehicle
  • Rear lift provided by a 5-inch lift block with bump stop relocation brackets
  • Dirt Logic 2.25 stainless steel shocks for balanced on-road and off-road performance
  • Bolt-on installation for straightforward upgrade
  • Backed by a five-year, 60,000-mile warranty for peace of mind

Fitment:
Ford F-250 Super Duty King Ranch 2017
Ford F-250 Super Duty King Ranch 2018
Ford F-250 Super Duty King Ranch 2019
Ford F-250 Super Duty King Ranch 2020
Ford F-250 Super Duty King Ranch 2021
Ford F-250 Super Duty King Ranch 2022
Ford F-250 Super Duty King Ranch 2023
Ford F-250 Super Duty King Ranch 2024
Ford F-250 Super Duty King Ranch 2025
Ford F-250 Super Duty King Ranch 2026
Ford F-250 Super Duty Lariat 2017
Ford F-250 Super Duty Lariat 2018
Ford F-250 Super Duty Lariat 2019
Ford F-250 Super Duty Lariat 2020
Ford F-250 Super Duty Lariat 2021
Ford F-250 Super Duty Lariat 2022
Ford F-250 Super Duty Lariat 2023
Ford F-250 Super Duty Lariat 2024
Ford F-250 Super Duty Lariat 2025
Ford F-250 Super Duty Lariat 2026
Ford F-250 Super Duty Limited 2018
Ford F-250 Super Duty Limited 2019
Ford F-250 Super Duty Limited 2020
Ford F-250 Super Duty Limited 2021
Ford F-250 Super Duty Limited 2022
Ford F-250 Super Duty Limited 2023
Ford F-250 Super Duty Limited 2024
Ford F-250 Super Duty Platinum 2017
Ford F-250 Super Duty Platinum 2018
Ford F-250 Super Duty Platinum 2019
Ford F-250 Super Duty Platinum 2020
Ford F-250 Super Duty Platinum 2021
Ford F-250 Super Duty Platinum 2022
Ford F-250 Super Duty Platinum 2023
Ford F-250 Super Duty Platinum 2024
Ford F-250 Super Duty Platinum 2025
Ford F-250 Super Duty Platinum 2026
Ford F-250 Super Duty XL 2017
Ford F-250 Super Duty XL 2018
Ford F-250 Super Duty XL 2019
Ford F-250 Super Duty XL 2020
Ford F-250 Super Duty XL 2021
Ford F-250 Super Duty XL 2022
Ford F-250 Super Duty XL 2023
Ford F-250 Super Duty XL 2024
Ford F-250 Super Duty XL 2025
Ford F-250 Super Duty XL 2026
Ford F-250 Super Duty XLT 2017
Ford F-250 Super Duty XLT 2018
Ford F-250 Super Duty XLT 2019
Ford F-250 Super Duty XLT 2020
Ford F-250 Super Duty XLT 2021
Ford F-250 Super Duty XLT 2022
Ford F-250 Super Duty XLT 2023
Ford F-250 Super Duty XLT 2024
Ford F-250 Super Duty XLT 2025
Ford F-250 Super Duty XLT 2026
Ford F-350 Super Duty King Ranch 2017
Ford F-350 Super Duty King Ranch 2018
Ford F-350 Super Duty King Ranch 2019
Ford F-350 Super Duty King Ranch 2020
Ford F-350 Super Duty King Ranch 2021
Ford F-350 Super Duty King Ranch 2022
Ford F-350 Super Duty King Ranch 2023
Ford F-350 Super Duty King Ranch 2024
Ford F-350 Super Duty King Ranch 2025
Ford F-350 Super Duty King Ranch 2026
Ford F-350 Super Duty Lariat 2017
Ford F-350 Super Duty Lariat 2018
Ford F-350 Super Duty Lariat 2019
Ford F-350 Super Duty Lariat 2020
Ford F-350 Super Duty Lariat 2021
Ford F-350 Super Duty Lariat 2022
Ford F-350 Super Duty Lariat 2023
Ford F-350 Super Duty Lariat 2024
Ford F-350 Super Duty Lariat 2025
Ford F-350 Super Duty Lariat 2026
Ford F-350 Super Duty Limited 2018
Ford F-350 Super Duty Limited 2019
Ford F-350 Super Duty Limited 2020
Ford F-350 Super Duty Limited 2021
Ford F-350 Super Duty Limited 2022
Ford F-350 Super Duty Limited 2023
Ford F-350 Super Duty Limited 2024
Ford F-350 Super Duty Platinum 2017
Ford F-350 Super Duty Platinum 2018
Ford F-350 Super Duty Platinum 2019
Ford F-350 Super Duty Platinum 2020
Ford F-350 Super Duty Platinum 2021
Ford F-350 Super Duty Platinum 2022
Ford F-350 Super Duty Platinum 2023
Ford F-350 Super Duty Platinum 2024
Ford F-350 Super Duty Platinum 2025
Ford F-350 Super Duty Platinum 2026
Ford F-350 Super Duty XL 2017
Ford F-350 Super Duty XL 2018
Ford F-350 Super Duty XL 2019
Ford F-350 Super Duty XL 2020
Ford F-350 Super Duty XL 2021
Ford F-350 Super Duty XL 2022
Ford F-350 Super Duty XL 2023
Ford F-350 Super Duty XL 2024
Ford F-350 Super Duty XL 2025
Ford F-350 Super Duty XL 2026
Ford F-350 Super Duty XLT 2017
Ford F-350 Super Duty XLT 2018
Ford F-350 Super Duty XLT 2019
Ford F-350 Super Duty XLT 2020
Ford F-350 Super Duty XLT 2021
Ford F-350 Super Duty XLT 2022
Ford F-350 Super Duty XLT 2023
Ford F-350 Super Duty XLT 2024
Ford F-350 Super Duty XLT 2025
Ford F-350 Super Duty XLT 2026