Fabtech 17-21 Ford F250/350 4WD Diesel 4in 4Link Sys w/Coils & 2.25 Dl Resi Frt & Dl Rr Shks

Fabtech's 4 Link Conversion system for the Ford Super Duty has been designed to provide improved on road performance with the ability to tackle the most rugged offroad terrain. This high end system is a bolt on replacement to the factory Radius Arm suspension and comes with everything needed to convert to a 4 Link front suspension. The system will provide less caster change throughout the travel range which benefits on road driving. Offroad the 4 Link system will provide more articulation than a Radius Arm for increased terrain traversing at all speeds. 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. Fabtech's 4 Link System has been proven in over 10 years of service in military applications. High quality components with properly designed suspension geometry is the pinnacle of Super Duty suspension systems. System includes a free 5 year 60,000 mile powertrain warranty. 4 Link Lift System; 4 in. Lift; Incl. Front Dirt Logic 2.25 Resi Shocks and Rear Dirt Logic 2.25 Shocks; 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.