WOSSNER offers you a high-performance piston ring designed for 4-stroke engines, guaranteeing excellent sealing, optimum compression and high reliability in intensive use. Manufactured from high-quality materials and precision-machined, this ring provides excellent resistance to heat, friction and wear, even under the most demanding conditions. It effectively restores engine compression, improves combustion and preserves original piston and cylinder 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

HUSABERG FE 450 2012

HUSABERG FE 450 2011

HUSABERG FE 450 2010

HUSABERG FE 450 2009

HUSABERG FX 450 2012

HUSABERG FX 450 2011

HUSABERG FX 450 2010

KTM EXC 450 2011

KTM EXC 450 2010

KTM EXC 450 2010

KTM EXC 450 2010

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 2011

KTM EXC 530 2011

KTM EXC 530 2010

KTM EXC 530 2010

KTM EXC 530 2010

KTM EXC 530 2009

KTM EXC 530 2009

KTM EXC 530 2008

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

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 YFZ 450 2012

YAMAHA YFZ 450 2009

YAMAHA YFZ 450 2008

YAMAHA YFZ 450 2007

YAMAHA YFZ 450 2006

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 450 F 2009

YAMAHA YZ 450 F 2008

YAMAHA YZ 450 F 2007

YAMAHA YZ 450 F 2006

YAMAHA YZ 450 F 2006