Our patented Radius Arms feature a full tubular structure strengthened by dimple die side plates, with an adjustable alignment cam at the axle to allow caster adjustment. This system is comes complete with our replacement Coil Springs, Piman Arm, Sway Bar drops, and a rear Block & U-bolt kit. Includes Dirt Logic front and rear shocks. Estimated installation time is 6-7 hours. Amount of holes to drill - 6. No welding required. 4in. RAD ARM SYS W/COILS/DLSS SHKS 2008-16 FORD F250/F350 4WD TIRE SIZE - 35/12.50R20 WHEEL - 20X10 W/5" BS W/MINOR TRIMMING; TIRE SIZE - 315/70R17 WHEEL - 17X8 W/4 1/2" BS W/MINOR TRIMMING; TIRE SIZE - 325/65R18 WHEEL - 18X9.5 W/4 3/4" BS W/MINOR TRIMMING
