F250. F350. F450. F550; Chassis Cab; 4WD; w/o Raised Ride Height; w/o Wide Rear Axle. F550; Chassis Cab; RWD; w/o Wide Rear Axle. Exc.GVW 17,500 Lbs. Exc.GVW 19,000 Lbs. Narrow Frame. Suspension Stabilizer Bar Link Kit. Suspension Stabilizer Bar Link. Sway Kit.