The Fabtech Radius Arm Lift System is a 4-inch lift kit for 2017–2021 Ford F-250 and F-350 4WD gas models provided with Stealth shocks. Designed using Fabtech's extensive suspension development and testing, the package pairs coils and Stealth dampers with tubular radius arms, dimple-die plates and an adjustable alignment cam to support proper caster alignment and robust front-end performance.
Fabtech 17-21 Ford F250/F350 4WD Gas 4in Rad Arm Sys w/Coils & Stealth