Power Steering Kit - Polaris RZR 900 | S 900 by Rugged(Free Shipping in the Lower 48 States) Applicability: 2015 20 Polaris RZR 900 RZR 900 XC RZR S 900 RZR 4 900 Are you getting tired of having your steering wheel ripped from your hands when flying through the trails and the agonizing fatigue your arms feel after a long day of riding? Well, maybe you should take a look at this Rugged Power Steering kit for your Polaris RZR S 900 or RZR 900. A EPS system will greatly reduce the effort it takes, while