The Fabtech radius arm component box supplies parts for a 4-inch radius arm system on 2017–2020 Ford F-250 and F-350 4WD models. Intended as a component of Fabtech’s lift solution, the box corresponds to listed part numbers and supports proper geometry for the lift. Fabtech emphasizes engineered development and durable materials; other assemblies are typically required to complete the full system.
Fabtech 17-20 Ford F250/350 4WD 4in Radius Arm System - Component Box