Polaris RZR Turbo R Chromoly Upper A-ArmsTake your Polaris RZR Turbo R to the next level with our S3 Power Sports Chromoly Upper A Arm Kit. Designed for both strength and style, we have engineered our A Arms to withstand the harshest of riding conditions. We have utilized oversized ball joint cups and thick walled seamless 1. 5 chromoly tubing to make sure these are the last A Arms you will ever own. Like all S3 Power Sports parts, our Polaris RZR Turbo R Chromoly Upper A Arm Kit includes