PROX Piston Kit 39.48 mm Gas Gas, Husqvarna, KTM 01.6019.C

Piston Kit - 39.48 mm - Gas Gas | Husqvarna | KTM

The PROX Piston Kit is an OEM replacement solution for select Gas Gas, Husqvarna, and KTM models. This 39.48 mm piston kit is manufactured in Japan and designed for dependable replacement performance.

The piston is cast from a high-silicon-content aluminum alloy that meets or exceeds OEM specifications, then CNC-machined to extremely close tolerances. The kit includes the piston, ring kit, wrist pin, and circlips.

Distributor part number: 09103271. Manufacturer part number: 01.6019.C. Fitment includes the 2009, 2011, 2013, 2016, 2020, and 2023 KTM 50 SX; 2018 Husqvarna TC50; and 2022 and 2025 Gas Gas MC 50.

Features:

• Brand: PROX
• Product: Piston Kit
• Size: 39.48 mm
• Construction: Cast from a high-silicon-content aluminum alloy
• Machining: CNC-machined to extremely close tolerances
• Application: Designed as an OEM replacement
• Included components: Piston, ring kit, wrist pin, and circlips
• Manufactured in: Japan
• Manufacturer part number: 01.6019.C
• Distributor part number: 09103271
• Fitment: 2009, 2011, 2013, 2016, 2020, and 2023 KTM 50 SX; 2018 Husqvarna TC50; and 2022 and 2025 Gas Gas MC 50

Fitment:
2009 KTM 50 SX
2010 KTM 50 SX
2011 KTM 50 SX
2012 KTM 50 SX
2013 KTM 50 SX
2014 KTM 50 SX
2015 KTM 50 SX
2016 KTM 50 SX
2017 Husqvarna TC50
2017 KTM 50 SX
2018 Husqvarna TC50
2018 KTM 50 SX
2019 Husqvarna TC50
2019 KTM 50 SX
2020 Husqvarna TC50
2020 KTM 50 SX
2021 Gas Gas MC 50
2021 Husqvarna TC50
2021 KTM 50 SX
2022 Gas Gas MC 50
2022 Husqvarna TC50
2022 KTM 50 SX
2023 Gas Gas MC 50
2023 Husqvarna TC50
2023 KTM 50 SX
2024 Gas Gas MC 50
2024 Husqvarna TC50
2024 KTM 50 SX
2025 Gas Gas MC 50
2025 Husqvarna TC50
2025 KTM 50 SX