Wossner Piston Kit - 94.95 Mm - Yamaha 8601Da

• Enhanced piston pin oiling slots, radial boss machining, and annular grooves for improved wrist pin lubrication • Lightweight piston with a tight piston wall clearance for a quieter running engine • Skirt coated for reduced friction and improved break in performance • Ring land treatment for improved ring seal and oil control • Double bridged forging design where noted • Kit includes piston, rings, wrist pin and pin locks - Yamaha YFZ 450 4x2 (2005, 2009, 2007, 2012, 2004, 2008, 2013, 2006); Yamaha YFZ 450R SE 4x2 (2015, 2019, 2012, 2009, 2022, 2023, 2013, 2021, 2014, 2016, 2018, 2010, 2020, 2011, 2017, 2024); Yamaha YFZ 450 X SE 4x2 (2011); Yamaha YFZ 450 X 4x2 (2011, 2010); Yamaha YFZ 450 LE 4x2 (2005, 2004); Yamaha YFZ 450R 4x2 (2011, 2024, 2016, 2022, 2010, 2014, 2018, 2023, 2009, 2020, 2017, 2019, 2013, 2012, 2015, 2021); Yamaha YFZ 450 SE 4x2 (2007, 2008, 2006); Yamaha YFZ 450 Bill Balance Edition 4x2 (2006, 2007); Yamaha YFZ 450 X Bill Balance Edition 4x2 (2010)