Brake Rotors Discs fit Polaris RZR Pro XP 2020 Rear Standard by Race-Driven. Brand New Race-Driven Standard Brake Rotors. You will receive 2 brake rotors to replace the rear brakes on the following: 2020 Polaris RZR Pro XP. New Race-Driven Standard Brake Rotors are made from tempered stainless steel for not only a great look but also optimal performance. As brake pads wear numerous times, the rotors are going to take a beating and need to be replaced. With our Standard Brake Rotors you will be receiving quality brake rotors guaranteed to replace your OEM rotors. Standard Rotors are designed to live up to if not surpass OEM standards. Race-Driven is committed to bringing the highest quality products to all riders at an affordable price. Customer Driven Quality Driven Race-Driven. While we aim to supply accurate product information, it is sourced by manufacturers, suppliers and marketplace sellers, and has not been provided by Overstock.