2010-2015 Polaris Sportsman XP 850 Front and Rear 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 2010 - 2011 - 2012 - 2013 - 2014 - 2015 Polaris Sportsman XP 850