Hotchkis Sport Suspension 2205R Performance Rear Sway Bar for 1978-1996 Chevrolet Impala and Caprice. These Hotchkis sway bars feature Lightweight 1-3/8 in. hollow construction and include greasable polyurethane bushings end links brackets durable powder coat and tested and tuned to ensure the best performance possible. Our rear bars is now hollow and utilizes a unique CNC machined mounting pad. Mounts like the factory bar and retains the same roll stiffness of our previous design. Improve cornering and straight line acceleration by reducing body roll with a set of Hotchkis Performance Sway Bars. Hotchkis Does Not Recommend the purchase of the rear sway bar without the addition of the 2205F Front Bar.