At the top of the Super Duty lineup is Fabtech’s renowned 4 Link System, engineered to deliver exceptional articulation and unmatched wheel travel for the 2017-21 Ford F250/F350 4WD (GAS). This premium system features large 2" OD heavy wall links equipped with race-style 1" Uniballs designed for superior strength and long-term durability.
Durable 1/4" thick steel brackets securely mount the 4 Links to the frame without the need for cutting or welding, ensuring a clean and reliable installation. The system includes Fabtech’s replacement Coil Springs, Billet Sway Bar Links, a Trac Bar relocation bracket, Pitman Arm, and additional components engineered to improve handling, stability, and overall suspension performance. Rear lift is achieved using a block and U-bolt kit for proper stance and load support.








