The Fabtech Radius Arm Lift System is a 6-inch lift package for 2017–2021 Ford F-250 and F-350 4WD gas models supplied with Stealth monotube shocks. Fabtech's bolt-on approach emphasizes increased wheel travel and controlled geometry using tubular radius arms, adjustable alignment cams and reinforced side plates, paired with gas-specific coil springs where required for proper ride characteristics.
Fabtech 17-21 Ford F250/F350 4WD Gas 6in Rad Arm Sys w/Coils & Stealth