Posted on 10/30/2026

The sway bar is easy to overlook because you rarely notice it when everything is working. Then you notice a light knock over broken pavement, or the car feels less settled in a turn, and a technician mentions sway bar links or bushings. The bar helps control body roll by connecting suspension movement from one side of the vehicle to the other. The steel bar itself is only part of the system. Its links, bushings, and mounting points can all affect how it works. The Sway Bar Helps Control Body Roll When a vehicle turns, the body tends to lean toward the outside of the corner. A sway bar, also called an anti-roll bar, resists some of that difference in suspension movement between the two sides. The amount of resistance depends on the bar and the suspension design. It works alongside the springs and shocks or struts. It isn't the main part holding the vehicle's weight up, and it doesn't replace the dampers that control repeated movement after a bump. Unders ... read more