Caliper Assembly, Rear, Part 1910806It is designed and tested by Polaris Engineers through over hundreds of thousands of miles and thousands of hours of field and lab validation testing. Trust your brake parts are high quality and built for optimal performance. We''ve been a leader in the powersport industry since 1954, don''t settle for anything less than OEM quality. This Accessory is Designed to Fit the Following: 2013 Trail Blazer 330 --, 2013 Trail Boss 330 --, 2012 Scrambler 500 4X4, 2012 Trail Blazer 330 --, 2012 Trail Boss 330 --, 2011 Scrambler 500 4X4, 2011 Trail Blazer 330 --, 2011 Trail Boss 330 --, 2010 Scrambler 500 4X4, 2010 Trail Blazer 330 --, 2010 Trail Boss 330 --, 2009 Scrambler 500 4X4, 2009 Trail Blazer 330 --, 2009 Trail Boss 330 --, 2008 Scrambler 500 4X4, 2008 Trail Blazer 330 --, 2008 Trail Boss 330 --, 2007 Scrambler 500 4X4, 2007 Trail Boss 330 --, 2006 Scrambler 500 4X4, 2006 Trail Blazer 250 --, 2006 Trail Boss 330 --, 2005 Scrambler 500 4X4, 2005 Trail Blazer 250 --, 2005 Trail Boss 330 --, 2005 Trail Boss 330 --,