The Lippert Center Point Air-Ride Suspension System absorbs impact caused by road shock and provides a smoother ride and optimum brake efficiency. It's easy to install and dramatically improves passenger comfort and even reduces side-to-side trailer sway. Designed for RVs with triple trailer axles, it comes with all necessary mounting and installation hardware for an easy, DIY install that will have you back on the road in no time.• Designed for triple-axle trailers• Absorbs road shock and vibrations• Dampens road shock more effectively than torsion axles• Protects your RV and cargo• Dramatically improves braking distance in panic stops• Easy, DIY installation Dramatically reduces side-to-side trailer sway Designed for RVs with triple trailer axles Includes all necessary mounting hardware for easy DIY installation | Lippert Center Point Air-Ride RV Suspension System, Triple Axle