Fabtech?s Radius Arm system for the Ford Super Duty is built to handle the on and offroad demands of the truck enthusiast. This system is a complete upgrade to the factory suspension and will provide additional strength for use with oversized tires. The heart of this quality system is Fabtech?s tubular Radius Arms. The design of these arms comes from Fabtech race components built with a tubular structure reinforced by a dimple die side plate and heavy gusseting for rugged offroad use. They are an outstanding upgrade to the stock stamped arms. This Radius Arm design has been proven in over 10 years of service in military applications. High quality components with properly designed suspension geometry is what sets this system apart from all other Radius Arm suspensions. System includes a free 5 year 60,000 mile powertrain warranty. Include with this system is Dirt Logic 2.25 Stainless Steel reservoir shocks in the front and non reservoir shocks in the rear. These Dirt Logic shocks have been ride tuned to the vehicle with the Fabtech Coil Springs and oversized tires for an excellent ride quality both on and offroad. Each Fabtech component has been designed with specific features and benefits that create this quality suspension system.

TIRE SIZE - 37/12.50R17 WHEEL - 17X9 W/4 3/4" BS W/MINOR TRIMMING; TIRE SIZE - 37/12.50R18 WHEEL - 18X9 W/4 3/4" BS W/MINOR TRIMMING; TIRE SIZE - 37/13.50R20 WHEEL - 20X9 W/5" BS W/MINOR TRIMMING; 3. NON DUALLY MODELS ONLY.; 42. WILL NOT FIT GAS MOTORS.; 163. VEHICLES EQUIPPED WITH 2 PIECE DRIVESHAFT REQUIRE FTS419.; 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.; 175. VEHICLES W/ FACTORY REAR SWAY BAR MUST ORDER EXTENDED SWAY BAR LINK KIT PART NUMBER FTS22276.

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.

Fabtech 17-20 Ford F250/350 4WD Diesel 6in 4 Link System w/DL 2.25 Resi Shocks & Rear DL Shocks

6" 4LINK SYS W/COILS & 2.25 DL RESI FRT AND DL RR SHKS 17-19 FORD F250/350 4WD DIESEL

6in. 4LINK SYS W/COILS/2.25 DL RESI FRT AND DL RR SHKS 17-18 FORD F250/350 4WD DIESEL

6" 4LINK SYS W/COILS & 2.25 DL RESI FRT AND DL RR SHKS 17-19 FORD F250/350 4WD D

6" 4LINK SYS W/COILS

6in. 4LINK SYS W/COI

Suspension Lift Kit

4 Link Lift System