Pistons made are with high quality, permanent skirt coating to reduce friction and piston rock for quiet and improved performance Optimized machining for lightness, as well as maintained strength in key areas such as crown and skirt wall cross section Forged from aerospace grade aluminum alloy Piston kits includes piston, rings, pin and clips - Husqvarna TC 85 BW 19/16 (2021, 2016, 2020, 2022, 2024, 2015, 2014, 2019, 2017, 2018, 2023); Husqvarna TC 85 (2017, 2021, 2024, 2023, 2014, 2015, 2018, 2019, 2022, 2016, 2020); Gas Gas MC 85 17/14 (2021, 2023, 2022, 2024, 2025); Gas Gas MC 85 Big Wheel 19/16 (2024, 2025, 2023, 2022); KTM 85 SX (2010, 2015, 2017, 2019, 2021, 2005, 2007, 2016, 2003, 2006, 2008, 2020, 2011, 2014, 2004, 2013, 2018, 2009, 2012); KTM 85 SX 17/14 (2018, 2021, 2022, 2010, 2023, 2004, 2013, 2016, 2019, 2020, 2024, 2008, 2009, 2011, 2014, 2007, 2006, 2012, 2003, 2005, 2015); KTM 85 SX BW 19/16 (2003, 2012, 2016, 2019, 2007, 2004, 2010, 2023, 2015, 2020, 2024, 2011, 2005, 2008, 2017, 2018, 2021, 2022, 2006, 2013, 2014, 2009)