HOT2290 / 2290 - Application Notes Improve cornering by reducing body roll with a set of Hotchkis Performance Sway Bars. Hotchkis bars feature lightweight hollow construction and include greasable polyurethane bushings, end links, dog-bones and brackets. Hotchkis bars are powder coated for durability, and tested and tuned to ensure the best performance possible. 1 5/16" Hollow Front,1 1/8" Hollow Rear. Stock Height % Stiffer Than Stock Front Bar - 18% Rear Bar - 61%