Hotchkis Sport Suspension 2236 1970 - 1981 GM F - Body Sport Sway Bar Set. Improve the cornering of your 70 - 81 GM F - Body by reducing body roll with a set of Hotchkis Performance Sway Bars. Hotchkis bars are CNC bent for a precise fit and feature lightweight hollow construction and include greasable polyurethane bushings end links fabricated rear links stainless u - bolts brackets and all necessary hardware. Hotchkis bars are powder coated for durability and tested and tuned to ensure the best performance possible. 1 38 in. Hollow Front 78 in. Hollow Rear. Looking for a a Trick Upgrade Try our Billet Sway Bar Mounts.