The PROX 31.2402 Cam Chain is designed for reliable valve-timing performance in select Kawasaki KX250F motocross motorcycles from 2004 through 2013. Manufactured in Japan by Borg Warner, this replacement cam chain is built to original-equipment specifications for dependable fit and function during engine service or rebuilds.
Featuring a strong M-Type chain design, the PROX cam chain uses a specially heat-treated pin along with advanced pin and link connections. These construction features help support strength, durability, and consistent operation under demanding engine conditions. It is a suitable replacement for riders and technicians seeking dependable timing-chain performance without compromising OEM-style fitment.
Fitment includes the 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, and 2013 Kawasaki KX250F. Verify the model year and engine application before installation. This product is sold under the PROX brand and carries manufacturer part number 31.2402 and vendor part number 31.2402.
Features:
- Manufactured in Japan by Borg Warner
- Designed to original-equipment specifications
- Strong M-Type chain construction for dependable engine timing
- Specially heat-treated pin for improved strength and durability
- Advanced pin and link connections for reliable performance
- Fits 2004–2013 Kawasaki KX250F models
Fitment:
2001 Yamaha WR250F
2001 Yamaha YZ250F
2002 Yamaha WR250F
2002 Yamaha YZ250F
2003 Yamaha WR250F
2003 Yamaha YZ250F
2004 Kawasaki KX250F
2004 Suzuki RM-Z250
2004 Yamaha WR250F
2004 Yamaha YZ250F
2005 Kawasaki KX250F
2005 Suzuki RM-Z250
2005 Yamaha WR250F
2005 Yamaha YZ250F
2006 Kawasaki KX250F
2006 Suzuki RM-Z250
2006 Yamaha WR250F
2006 Yamaha YZ250F
2007 Kawasaki KX250F
2007 Suzuki RM-Z250
2007 Yamaha WR250F
2007 Yamaha YZ250F
2008 Kawasaki KX250F
2008 Suzuki RM-Z250
2008 Yamaha WR250F
2008 Yamaha YZ250F
2009 Kawasaki KX250F
2009 Suzuki RM-Z250
2009 Yamaha WR250F
2009 Yamaha YZ250F
2010 Gas-Gas EC 250F
2010 Kawasaki KX250F
2010 Suzuki RM-Z250
2010 Yamaha WR250F
2010 Yamaha YZ250F
2011 Gas-Gas EC 250F
2011 Kawasaki KX250F
2011 Suzuki RM-Z250
2011 Yamaha WR250F
2011 Yamaha YZ250F
2012 Gas-Gas EC 250F
2012 Kawasaki KX250F
2012 Suzuki RM-Z250
2012 Yamaha WR250F
2012 Yamaha YZ250F
2013 Gas-Gas EC 250F
2013 Gas-Gas EC 300
2013 Kawasaki KX250F
2013 Suzuki RM-Z250
2013 Yamaha WR250F
2013 Yamaha YZ250F
2014 Gas-Gas EC 250F
2014 Gas-Gas EC 300
2014 Kawasaki KX250F
2014 Suzuki RM-Z250
2015 Gas Gas EC 300
2015 Gas-Gas EC 250F
2015 Kawasaki KX250F
2015 Suzuki RM-Z250
2016 Kawasaki KX250F
2016 Suzuki RM-Z250
2017 Suzuki RM-Z250
2018 Suzuki RM-Z250
2019 Suzuki RM-Z250
2020 Suzuki RM-Z250
2021 Suzuki RM-Z250
2022 Suzuki RM-Z250
2023 Suzuki RM-Z250
2024 Suzuki RM-Z250
2025 Suzuki RM-Z250