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The Fabtech 4-inch 4-Link Conversion System for 2017–2021 Ford F-250/F-350 4WD replaces the factory radius-arm suspension with heavy-duty 4-link components and race-style uniballs for exceptional articulation and wheel travel. Thick heavy-wall links and 1/4-inch steel brackets install without cutting or welding. The front uses Dirt Logic 4.0 coilovers with stainless bodies and a large 4-inch remote reservoir; the rear includes a 5-inch lift block and Dirt Logic 2.25 shocks. The system includes a 5-year/60,000-mile powertrain warranty.
Fabtech 17-21 Ford F250/F350 4WD 4in 4Link Sys w/4.0 & 2.25
