Front master cylinder full rebuild kit with piston, designed for Honda, Kawasaki, Suzuki, and Yamaha motorcycles. This kit contains all components needed to refurbish a single 11mm master cylinder. Features Includes piston (11mm x 60.85mm long) and all required components for a complete rebuild. High-quality materials ensure reliability and durability. Restores braking performance to factory standards. Direct OEM replacement for easy installation. Vehicle Compatibility Honda Models CR125R (1999-2007) CR250R (1999-2007) CR500R (1999-2001) CR80R (2000-2002) CR80RB (2000-2002) CR85R (2003-2007) CR85RB (2003-2007) CRF150R (2007-2018) CRF150RB (2007-2018) CRF250R (2004-2006) CRF250X (2004-2017) CRF450R (2002-2006) CRF450X (2005-2017) XR250R (2000-2004) XR400R (2000-2004) XR650R (2000-2007) Kawasaki Models KDX200 (1995-2006) KDX220 (1997-2005) KLX250R (1994-1996) KLX300(R) (1997-2007) KLX400R (2003) KLX400R Non-CA Models (Pumper Carb) (2004) KLX450R (2008-2009) KLX650D1 (1996) KLX650R (1993-1996) KX100 (1995-2018) KX125 (1994-2005) KX250 (1994-2007) KX250F (2004-2018) KX450F (2006-2018) KX500 (1994-2004) KX80 (1994-2000) KX80 Big Wheel (1994) KX85 (2001-2018) KX85 Big Wheel (2001-2018) Suzuki Models DR350SE (1999) DRZ400E (2000-2003) DRZ400E CA Model (CV Carb) (2004-2006) DRZ400E Non-CA Models (Pumper Carb) (2004-2006) DRZ400K (2000-2003) RM100 (2003) RM125 (1996-2008) RM250 (1996-2008) RM85 (2005-2017) RM85L (2003-2016) RMX450 (2010-2011) RMX450Z (2017) RMZ250 (2004-2017) RMZ450 (2005-2018) Yamaha Models TTR230 (2005-2017) WR250F (2001-2016) WR426F (2001-2002) WR450F (2003-2015) YZ125 (2001-2007) YZ250 (2001-2007) YZ250F (2001-2007) YZ426F (2001-2002) YZ450F (2003-2007) YZ85 (2002-2018) Additional Notes Check images and dimensions to confirm compatibility. Professional installation is recommended for optimal performance. Part Number: 42-261.PS Majority of our listings are for a direct replacement for your original part. Our parts are made of quality and are designed to meet or exceed the original OEM Standards. Our products are often a cost effective alternative to genuine OEM Parts. Please note: the models of bike we state in our listings are for general guidance only. Please make sure this item will fit your bike before purchasing. Also, we cannot guarantee fitment to any non-UK models.