Fitment: (2016) Polaris RZR 900. For Super ATV A-Arms only. When you're replacing a wear and tear item, it's in your best interest to replace it with an upgraded material that gives you a longer lifespan for your a arm bushings. Features: UHMW Materials, Self-Lubricating, Low wear characteristics, Machined product. Kits include bushings for both front and rear A Arms.