Ford Torsion Sway Bar System 4.5 Inch Lift No End Links/Drops Carli SuspensionThis kit is designed as an upgrade for customers who have already installed the Carli Levling Sway Bar End Link kit on thieir 2017 23 Ford F250 350. Sway bar links are Not Included. Features and Benefits: The factory sway bar on the F250 F350 is nearly immobile, making it one of the most overlooked components for improving the ride quality. Many people focus solely on the front coils and rear leaf springs when aiming to soften the factory ride.