Eliminate wander and reduce rut tracking, for crisper, more positive control of your Class A motorhome. Controls excessive axle side play without preventing normal up and down suspension travel or movement. Comes complete with all necessary parts for installation using factory holes - no drilling or welding required - and will not interfere with any factory original equipment or affect any factory warranty. Zinc plated and polyurethane bushings for long lasting life. Improves vehicle safety and performance and increases driver comfort.