Restore proper piston performance with Namura NX-10025R 66.34 mm piston rings, designed specifically for use with compatible Namura pistons. These replacement rings help support compression, combustion efficiency, and oil control when servicing a two-stroke motorcycle engine. The rings are supplied for Namura piston applications and should be matched to the correct piston, cylinder condition, and engine specifications before installation.
These Namura piston rings fit 2016 and 2017 Yamaha YZ250X models, as well as 1997 through 2004 Honda CR250R models. They are intended for replacement use during top-end engine service, including piston replacement or cylinder inspection. Correct installation is essential; always verify ring orientation, end gap, groove compatibility, and cylinder clearance according to the motorcycle manufacturer’s service information and the applicable Namura piston specifications.
Built for riders and technicians maintaining high-performance two-stroke motorcycles, the Namura NX-10025R provides a direct-fit ring solution for compatible Namura pistons. Manufacturer part number NX-10025R and vendor part number 185-1025R identify this replacement ring set. Use only with the intended Namura piston application to help ensure proper fit and reliable engine operation.
Features:
- Size: 66.34 mm piston ring size
- Application: Replacement rings for compatible Namura pistons only
- Brand: Namura
- Manufacturer Part Number: NX-10025R
- Vendor Part Number: 185-1025R
- Fitment: 2016-2017 Yamaha YZ250X
- Fitment: 1997-2004 Honda CR250R
- Service Use: Suitable for two-stroke top-end engine maintenance
Fitment:
1996 Suzuki RM250
1997 Honda CR250R
1997 Suzuki RM250
1998 Honda CR250R
1998 Suzuki RM250
1999 Honda CR250R
1999 Husqvarna CR250
1999 Husqvarna WR 250
1999 Suzuki RM250
1999 Yamaha YZ250
2000 Honda CR250R
2000 Husqvarna CR250
2000 Husqvarna WR 250
2000 Suzuki RM250
2000 Yamaha YZ250
2001 Honda CR250R
2001 Husqvarna CR250
2001 Husqvarna WR 250
2001 Suzuki RM250
2001 Yamaha YZ250
2002 Honda CR250R
2002 Husqvarna CR250
2002 Husqvarna WR 250
2002 Suzuki RM250
2002 Yamaha YZ250
2003 Honda CR250R
2003 Husqvarna CR250
2003 Husqvarna WR 250
2003 Suzuki RM250
2003 Yamaha YZ250
2004 Honda CR250R
2004 Husqvarna CR250
2004 Husqvarna WR 250
2004 Suzuki RM250
2004 Yamaha YZ250
2005 Husqvarna CR250
2005 Husqvarna WR 250
2005 Suzuki RM250
2005 Yamaha YZ250
2006 Husqvarna CR250
2006 Husqvarna WR 250
2006 Suzuki RM250
2006 Yamaha YZ250
2007 Husqvarna WR 250
2007 Suzuki RM250
2007 Yamaha YZ250
2008 Husqvarna WR 250
2008 Suzuki RM250
2008 Yamaha YZ250
2009 Husqvarna WR 250
2009 Yamaha YZ250
2010 Husqvarna WR 250
2010 Yamaha YZ250
2011 Husqvarna WR 250
2011 Yamaha YZ250
2012 Husqvarna WR 250
2012 Yamaha YZ250
2013 Husqvarna WR 250
2013 Yamaha YZ250
2014 Yamaha YZ250
2015 Yamaha YZ250
2016 Yamaha YZ250
2016 Yamaha YZ250X
2017 Yamaha YZ250
2017 Yamaha YZ250X
2018 Yamaha YZ250
2018 Yamaha YZ250X
2019 Yamaha YZ250
2019 Yamaha YZ250X
2020 Yamaha YZ250
2020 Yamaha YZ250X
2021 Yamaha YZ250
2021 Yamaha YZ250X
2022 Yamaha YZ250
2022 Yamaha YZ250X