The PROX Cam Chain, part number 31.2414, is a reliable replacement timing chain manufactured in Japan by Borg Warner. Designed to O.E.M. specifications, this chain supports accurate camshaft timing and dependable engine operation for compatible Yamaha four-stroke motorcycles. Its strong M-Type chain construction is engineered for durability in demanding riding conditions.
Featuring a special heat-treated pin along with advanced pin and link connections, the PROX 31.2414 cam chain is built to provide consistent performance and extended service life. It is designed as a direct-fit replacement for select Yamaha applications, helping restore proper timing-chain function during engine maintenance or rebuild work.
Fitment includes the 2014–2017 Yamaha YZ250F, 2015–2017 Yamaha YZ250FX, and 2015–2017 Yamaha WR250F. Confirm the model year and application before ordering. The manufacturer is PROX, and the vendor part number is 31.2414.
Features:
- Manufactured in Japan by Borg Warner
- Designed to O.E.M. specifications
- Strong M-Type chain construction for performance and durability
- Special heat-treated pin helps support long-term reliability
- Advanced pin and link connections
- Fits select 2014–2017 Yamaha YZ250F, 2015–2017 Yamaha YZ250FX, and 2015–2017 Yamaha WR250F models
Fitment:
2014 Yamaha WR250F
2014 Yamaha YZ250F
2015 Yamaha WR250F
2015 Yamaha YZ250F
2015 Yamaha YZ250FX
2016 Yamaha WR250F
2016 Yamaha YZ250F
2016 Yamaha YZ250FX
2017 Yamaha WR250F
2017 Yamaha YZ250F
2017 Yamaha YZ250FX
2018 Yamaha WR250F
2018 Yamaha YZ250F
2018 Yamaha YZ250FX
2019 Yamaha WR250F
2019 Yamaha YZ250F
2019 Yamaha YZ250FX
2020 Yamaha WR250F
2020 Yamaha YZ250F
2020 Yamaha YZ250FX
2021 Yamaha WR250F
2021 Yamaha YZ250F
2021 Yamaha YZ250FX
2022 Yamaha WR250F
2022 Yamaha YZ250F
2022 Yamaha YZ250FX
2023 Yamaha WR250F
2023 Yamaha YZ250F
2023 Yamaha YZ250FX
2024 Yamaha YZ250FX