Fabtech 17-20 Ford Superduty 4WD Performance Dual Steering Stabilizer Kit2017 20 Ford F250 F350 4WD. Fabtech's Dual steering stabilizer kit helps provide damping for the stock Super Duty steering system to reduce tire shake caused by oversized tires and wheels. The Performance stabilizers are a twin tube design for increased damping in both on and offroad conditions. Each of the stabilizers are mounted above the steering center link in opposing directions. This position keeps the stabilizers protected from obstacles when