The critical kit addresses the foundational elements of the lx suspension. Bumpsteer is reduced 75%. Unwanted castor changes are reduce by 85%. Front Castor and Camber adjustment is added. The rear sub-frame bush control surface is increased by 640%, which virtually eliminates rear end step out and reducing wheel hop. Every aspect of driving your LX based Chrysler or Dodge is improved with a Pedders LX Critical Bush Kit.