Restore proper compression and piston performance with Namura NX-70000R piston rings, designed specifically for use with compatible Namura pistons. This ring set is sized for a 39.46 mm piston and provides a dependable replacement solution for maintenance or top-end rebuilds on select KTM 50 SX models.
Manufactured by Namura and identified by manufacturer part number NX-70000R, these piston rings are intended for Namura pistons only. Confirm that your existing piston is a compatible Namura 39.46 mm application before installation. Correct ring selection helps support efficient combustion, consistent compression, and reliable engine operation.
Fitment includes 2007–2016 KTM 50 SX motorcycles. The vendor part number is 185-7000R. For best results, inspect the cylinder, piston grooves, and ring lands before assembly, follow the engine manufacturer’s installation procedures, and verify ring orientation and end gap specifications during installation.
Features:
- Size: 39.46 mm piston ring set
- Brand: Namura
- Manufacturer Part Number: NX-70000R
- Vendor Part Number: 185-7000R
- Application: Designed for Namura pistons only
- Fitment: 2007–2016 KTM 50 SX
Fitment:
2001 KTM 50 SX Pro Sr LC
2002 KTM 50 Jr Adventure
2002 KTM 50 Mini Adventure
2002 KTM 50 Sr Adventure
2002 KTM 50 SX Pro Jr LC
2002 KTM 50 SX Pro Sr LC
2003 KTM 50 Jr Adventure
2003 KTM 50 Mini Adventure
2003 KTM 50 Sr Adventure
2003 KTM 50 SX Pro Jr LC
2003 KTM 50 SX Pro Sr LC
2004 KTM 50 Mini Adventure
2004 KTM 50 Sr Adventure
2004 KTM 50 SX Pro Jr LC
2004 KTM 50 SX Pro Sr LC
2005 KTM 50 Mini Adventure
2005 KTM 50 Sr Adventure
2005 KTM 50 SX Pro Jr LC
2005 KTM 50 SX Pro Sr LC
2006 KTM 50 Mini Adventure
2006 KTM 50 Sr Adventure
2006 KTM 50 SX Pro Jr LC
2006 KTM 50 SX Pro Sr LC
2007 KTM 50 Mini Adventure
2007 KTM 50 Sr Adventure
2007 KTM 50 SX
2007 KTM 50 SX Junior
2007 KTM 50 SX Pro Jr LC
2008 KTM 50 Mini Adventure
2008 KTM 50 SX
2008 KTM 50 SX Junior
2008 KTM 50 SX Mini
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 TC 50
2017 KTM 50 SX
2018 Husqvarna TC 50
2018 KTM 50 SX
2019 Husqvarna TC 50
2019 KTM 50 SX
2020 Husqvarna TC 50
2020 KTM 50 SX
2021 Gas-Gas MC 50
2021 Husqvarna TC 50
2021 KTM 50 SX
2022 Gas-Gas MC 50