Fabtech radius arm component box for 2011–2013 Ford F450/550 4WD 10-lug 6-inch lift systems with Stealth monotube shocks supplies the radius-arm hardware and monotube dampers tuned for the system. Patented tubular radius arms with dimple die side plates include an adjustable alignment cam for caster, and the kit ships with trac bar relocation, Pitman arm, sway bar drops and rear blocks with U-bolts to complete the installation.
Fabtech 11-13 Ford F450/550 4WD 10 Lug 6in Rad Arm Sys w/Coils & Stealth