Benefits of the upper suspension arm and its relevance to car-owners For one, it dramatically improves the ride comfort by reducing the vibrations experienced on typical roads. Also contributes to the stabilization and the vehicle stability in general, brings improvements on compotation and driving safety. The beefy design of the upper suspension arm will increase the longevity, lessening the need for routine maintenance and repair. Finally, it helps in achieving even tire wear and prolonged life of tires help you to make a saving in the long term. All of these benefits add up to a more-dynamic, better driving experience that also costs less.