For the ultimate in suspension performance for the Super Duty we offer a bolt on 4 Link System that provides unsurpassed articulation and wheel travel. These 2 diameter heavy wall links feature race style 1 Uniballs for superior strength. Thick 1/4 steel brackets secure the 4 Links to the frame without cutting or welding. The system also includes Sway Bar Drops, Trac Bar relocation bracket, Pitman Arm, and U-Bolt kit.

TIRE SIZE - 35/12.50R17 WHEEL - 17X9 W/4 3/4" BS W/MINOR TRIMMING; TIRE SIZE - 35/12.50R18 WHEEL - 18X9.5 W/4 3/4" BS W/MINOR TRIMMING; TIRE SIZE - 35/12.50R20 WHEEL - 20X9 W/5" BS W/MINOR TRIMMING; 3. NON DUALLY MODELS ONLY.; 42. WILL NOT FIT GAS MOTORS.; 165. SOME 2017 MODELS MAY REQUIRE A DUAL STEERING STABILIZER FOR OVERSIZED TIRES. ORDER DIRT LOGIC-FTS220512, DIRT LOGIC W/RESI-FTS221162 OR STEALTH-FTS8046.

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. Front spring lift options includes 6'' replacement Coil Springs. Completing this system is a Trac Bar relocation bracket, Pitman Arm, Sway Bar drops, and a rear Block & U-bolt kit. This kit includes front and rear Dirt Logic Shocks.

Fabtech 17-20 Ford F250/350 4WD Diesel 4in Radius Arm System w/DL Shocks

4" RAD ARM SYS W/COILS & DLSS SHKS 17-19 FORD F250/F350 4WD DIESEL

4in. RAD ARM SYS W/COILS/DLSS SHKS 17-18 FORD F250/F350 4WD DIESEL

4in. RAD ARM SYS W/COILS/DLSS SHKS 2017 FORD F250/F350 4WD

4" RAD ARM SYS W/COI

Suspension Lift Kit

LftKt-Suspw/Shock