2014 Polaris Ranger 570 EFI Front and Rear Sintered Metal Severe Duty Brake Pads Race-Driven Front and Rear Severe Duty Sintered Metal Brake Pads. Race-Driven exclusive sintered metal compound is designed to withstand extreme conditions Excellent performance in mud, water, sand, racing and any other condition you can throw at them 2014 Polaris Ranger 570