1PZ BM1-P01 Rear Brake Master Cylinder for Polaris Sportsman 335 400 450 500 600 700 800 Magnum 325 330 500 Scrambler 400 500 Trail Blazer 250 330 400 1911113 1910790 1910301

【Compatibility】Fits Polaris ATVs Models: Sportsman 335 1999-2000 Sportsman 400 2001-2005 Sportsman 450 2006-2007 Sportsman 500 1998-2009 Sportsman 600 2003-2005 Sportsman 700 2002-2006 Sportsman 800 2005-2006 Magnum 325 2000-2002 Magnum 330 2003-2006 Magnum 500 1999-2003 2000-2002 Trail Boss 325 2003-2009 Trail Boss 330 2002-2004 Scrambler 400 2000 -2009 Scrambler 500 2001-2006 TrailBlazer 250 2008-2013 TrailBlazer 330 2003 TrailBlazer 400
【Quality Over OEM】Replaces OEM# 1911113, 1910790, 1910301
【Specifications】The live cylinder diameter of the brake pump is 12.7MM, and the oil pipe screw is 10MM.
【Specifications】The mounting hole is 6.5MM, and the center distance of the mounting hole is 38MM.
【Installation skill】When installing, you must loosen the oil drain screw of the pump under the brake, and continuously press the brake foot brake pump to generate pressure, so that the oil of the brake pump passes through the oil pipe, enters the brake pump, discharges the air, and then tightens the oil drain screw. The brake system does not work without exhausting air