WOSSNER offers you a set of high-performance replacement piston rings designed to guarantee optimum precision of fit and maximum combustion efficiency. Thanks to high-quality materials and precision manufacturing, it reduces internal friction, limits compression losses and improves engine stability throughout the rev range. Its advanced design also enables better thermal management of the piston to reduce the risk of overheating and premature wear. Ideal for sporty or intensive use, it helps extend the life of the top end while maintaining consistent, reliable performance.

Fits on :

BETA RR 525 2009

BETA RR 525 2009

BETA RR 525 2008

BETA RR 525 2007

BETA RR 525 2006

GAS GAS EC 450 F 2015

GAS GAS EC 450 F 2014

GAS GAS EC 450 F 2013

GAS GAS ESF 450 I.E. 2004

GAS GAS ESF 450 I.E. 2003

GAS GAS HP-WILD 450 2004

GAS GAS HP-WILD 450 2003

GAS GAS MC 450 F 2026

GAS GAS MC 450 F 2025

GAS GAS MC 450 F 2025

GAS GAS MC 450 F 2025

GAS GAS MC 450 F 2024

GAS GAS MC 450 F 2024

GAS GAS MC 450 F 2021

HUSABERG FE 390 2012

HUSABERG FE 390 2011

HUSABERG FE 390 2010

HUSABERG FE 450 2014

HUSABERG FE 450 2013

HUSABERG FE 450 2012

HUSABERG FE 450 2011

HUSABERG FE 450 2010

HUSABERG FE 450 2009

HUSABERG FE 501 2014

HUSABERG FE 501 2013

HUSABERG FX 450 2012

HUSABERG FX 450 2011

HUSABERG FX 450 2010

HUSQVARNA FC 450 2027

HUSQVARNA FC 450 2026

HUSQVARNA FC 450 2026

HUSQVARNA FC 450 2025

HUSQVARNA FC 450 2025

HUSQVARNA FC 450 2024

HUSQVARNA FC 450 2024

HUSQVARNA FC 450 2023

HUSQVARNA FC 450 2023

HUSQVARNA FC 450 2020

HUSQVARNA FC 450 2020

HUSQVARNA FC 450 2019

HUSQVARNA FC 450 2019

HUSQVARNA FC 450 2018

HUSQVARNA FC 450 2017

HUSQVARNA FC 450 2016

HUSQVARNA FC 450 2015

HUSQVARNA FC 450 2014

HUSQVARNA FE 450 2020

HUSQVARNA FE 450 2019

HUSQVARNA FE 450 2018

HUSQVARNA FE 450 2017

HUSQVARNA FE 450 2016

HUSQVARNA FE 450 2015

HUSQVARNA FE 450 2014

HUSQVARNA FE 501 2020

HUSQVARNA FE 501 2019

HUSQVARNA FE 501 2018

HUSQVARNA FE 501 2017

HUSQVARNA FE 501 2016

HUSQVARNA FE 501 2015

HUSQVARNA FE 501 2014

HUSQVARNA FS 450 2020

HUSQVARNA FS 450 2019

HUSQVARNA FS 450 2018

HUSQVARNA FS 450 2017

HUSQVARNA FS 450 2016

HUSQVARNA FS 450 2015

HUSQVARNA FX 450 2020

HUSQVARNA FX 450 2019

HUSQVARNA FX 450 2018

HUSQVARNA FX 450 2017

KTM EXC 400 2011

KTM EXC 400 2010

KTM EXC 400 2009

KTM EXC 450 2016

KTM EXC 450 2015

KTM EXC 450 2014

KTM EXC 450 2013

KTM EXC 450 2012

KTM EXC 500 2016

KTM EXC 500 2015

KTM EXC 500 2014

KTM EXC 500 2013

KTM EXC 500 2012

KTM EXC 520 2003

KTM EXC 520 2002

KTM EXC 520 2001

KTM EXC 520 2000

KTM EXC 525 RACING 2007

KTM EXC 525 RACING 2006

KTM EXC 525 RACING 2005

KTM EXC 525 RACING 2004

KTM EXC 525 RACING 2003

KTM EXC 530 2010

KTM EXC-F 450 2020

KTM EXC-F 450 2019

KTM EXC-F 450 2018

KTM EXC-F 450 2017

KTM EXC-F 500 2020

KTM EXC-F 500 2019

KTM EXC-F 500 2018

KTM EXC-F 500 2017

KTM EXC-G 525 RACING 2006

KTM EXC-G 525 RACING 2005

KTM EXC-G 525 RACING 2004

KTM EXC-G 525 RACING 2003

KTM MXC 525 RACING 2005

KTM MXC 525 RACING 2004

KTM MXC 525 RACING 2003

KTM SMR 450 2014

KTM SMR 450 2013

KTM SMR 450 2007

KTM SMR 450 2006

KTM SMR 450 2005

KTM SMR 450 2004

KTM SMR 525 2005

KTM SMR 525 2004

KTM SX 450 2006

KTM SX 450 RACING 2006

KTM SX 450 RACING 2005

KTM SX 450 RACING 2004

KTM SX 450 RACING 2003

KTM SX 520 2002

KTM SX 520 2001

KTM SX 520 2000

KTM SX 525 2006

KTM SX 525 2005

KTM SX 525 2004

KTM SX 525 2003

KTM SX-F 450 2027

KTM SX-F 450 2026

KTM SX-F 450 2026

KTM SX-F 450 2025

KTM SX-F 450 2025

KTM SX-F 450 2024

KTM SX-F 450 2024

KTM SX-F 450 2023

KTM SX-F 450 2020

KTM SX-F 450 2019

KTM SX-F 450 2018

KTM SX-F 450 2017

KTM SX-F 450 2016

KTM SX-F 450 2016

KTM SX-F 450 2015

KTM SX-F 450 2015

KTM SX-F 450 2014

KTM SX-F 450 2014

KTM SX-F 450 2013

KTM SX-F 450 2013

KTM XC-W 400 2010

KTM XC-W 400 2009

KTM XC-W 450 2013

KTM XC-W 450 2012

KTM XC-W 450 2011

KTM XC-W 450 2010

KTM XC-W 450 2010

KTM XC-W 500 2016

KTM XC-W 500 2015

KTM XC-W 500 2014

KTM XC-W 500 2013

KTM XC-W 500 2012

KTM XC-W 530 2011

KTM XC-W 530 2010

KTM XCR-W 450 2008

KTM XCR-W 530 2008

TM RACING EN 450 F 2010

TM RACING EN 450 F 2009

TM RACING EN 450 F 2008

TM RACING EN 450 F 2007

TM RACING EN 450 F 2006

TM RACING EN 450 F 2005

TM RACING EN 450 F 2004

TM RACING EN 450 F 2003

TM RACING EN 450 FI 2020

TM RACING EN 450 FI 2019

TM RACING EN 450 FI 2018

TM RACING EN 450 FI 2017

TM RACING EN 450 FI 2016

TM RACING EN 450 FI 2015

TM RACING EN 450 FI 2014

TM RACING EN 450 FI 2013

TM RACING EN 450 FI 2012

TM RACING EN 450 FI 2011

TM RACING MX 450 F 2008

TM RACING MX 450 F 2007

TM RACING MX 450 F 2006

TM RACING MX 450 F 2005

TM RACING MX 450 F 2004

TM RACING MX 450 F 2003

TM RACING MX 450 FI 2020

TM RACING MX 450 FI 2019

TM RACING MX 450 FI 2018

TM RACING MX 450 FI 2017

TM RACING MX 450 FI 2016

TM RACING MX 450 FI 2015

TM RACING MX 450 FI 2014

TM RACING MX 450 FI 2013

TM RACING MX 450 FI 2012

TM RACING MX 450 FI 2011

YAMAHA WR 426 F 2002

YAMAHA WR 426 F 2001

YAMAHA WR 450 F 2015

YAMAHA WR 450 F 2015

YAMAHA WR 450 F 2014

YAMAHA WR 450 F 2014

YAMAHA WR 450 F 2013

YAMAHA WR 450 F 2013

YAMAHA WR 450 F 2012

YAMAHA WR 450 F 2012

YAMAHA WR 450 F 2011

YAMAHA WR 450 F 2011

YAMAHA WR 450 F 2010

YAMAHA WR 450 F 2010

YAMAHA WR 450 F 2009

YAMAHA WR 450 F 2009

YAMAHA WR 450 F 2008

YAMAHA WR 450 F 2008

YAMAHA WR 450 F 2007

YAMAHA WR 450 F 2007

YAMAHA WR 450 F 2006

YAMAHA WR 450 F 2006

YAMAHA WR 450 F 2005

YAMAHA WR 450 F 2005

YAMAHA WR 450 F 2004

YAMAHA WR 450 F 2004

YAMAHA WR 450 F 2003

YAMAHA WR 450 F 2003

YAMAHA YFZ 450 2014

YAMAHA YFZ 450 2013

YAMAHA YFZ 450 2012

YAMAHA YFZ 450 2009

YAMAHA YFZ 450 2008

YAMAHA YFZ 450 2007

YAMAHA YFZ 450 2006

YAMAHA YFZ 450 2005

YAMAHA YFZ 450 2004

YAMAHA YFZ 450 R 2025

YAMAHA YFZ 450 R 2024

YAMAHA YFZ 450 R 2023

YAMAHA YFZ 450 R 2022

YAMAHA YFZ 450 R 2021

YAMAHA YFZ 450 R 2020

YAMAHA YFZ 450 R 2019

YAMAHA YFZ 450 R 2018

YAMAHA YFZ 450 R 2017

YAMAHA YFZ 450 R 2016

YAMAHA YFZ 450 R 2015

YAMAHA YFZ 450 R 2014

YAMAHA YFZ 450 R 2013

YAMAHA YFZ 450 R 2012

YAMAHA YFZ 450 R 2011

YAMAHA YFZ 450 R 2010

YAMAHA YFZ 450 R 2009

YAMAHA YZ 426 F 2002

YAMAHA YZ 426 F 2001

YAMAHA YZ 426 F 2000

YAMAHA YZ 450 F 2009

YAMAHA YZ 450 F 2008

YAMAHA YZ 450 F 2007

YAMAHA YZ 450 F 2006

YAMAHA YZ 450 F 2006

YAMAHA YZ 450 F 2005

YAMAHA YZ 450 F 2004

YAMAHA YZ 450 F 2003

YAMAHA YZ 450 F SP 2006