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 - KTM 150 SX (2017, 2022, 2021, 2018, 2020, 2016, 2019); KTM 150 XC-W TPI (2020, 2022, 2021); KTM 150 XC-W (2017, 2019, 2018); KTM 150 EXC TPI (2020, 2021, 2022); Husqvarna TE 150i (2022, 2020, 2023, 2021, 2024); Husqvarna TE 150 (2018, 2017, 2019); Gas Gas MC 150 (2025)