FREE SHIPPING ENTIRE U.S. ALL 50 STATES (INCLUDES ALASKA, HAWAII AND PUERTO RICO) Race-Driven Rear Riptide Brake Rotors You will receive 2 Riptide Brake Rotors to replace the Rear rotors of the following models: 2012 2013 Polaris RZR XP 4 900 Race-Driven Riptide Brake Rotors made from tempered stainless steel for not only a great look but optimal performance. Race-Driven offers stainless steel rotors to be purchased individually or as a kit including rotors and pads. Check out our other listings to see more options.