Fit the models:
| GAS GAS |
EC 450 F |
2013 |
| GAS GAS |
EC 450 F |
2014 |
| YAMAHA |
WR 250 R |
2009 |
| YAMAHA |
WR 250 R |
2010 |
| YAMAHA |
WR 250 R |
2008 |
| YAMAHA |
WR 250 R |
2011 |
| YAMAHA |
WR 250 R |
2014 |
| YAMAHA |
WR 250 R |
2013 |
| YAMAHA |
WR 250 R |
2012 |
| YAMAHA |
WR 450 F |
2012 |
| YAMAHA |
WR 450 F |
2014 |
| YAMAHA |
WR 450 F |
2013 |
| YAMAHA |
WR 450 F |
2011 |
| YAMAHA |
WR 450 F |
2004 |
| YAMAHA |
WR 450 F |
2003 |
| YAMAHA |
WR 450 F |
2005 |
| YAMAHA |
WR 450 F |
2006 |
| YAMAHA |
WR 450 F |
2009 |
| YAMAHA |
WR 450 F |
2008 |
| YAMAHA |
WR 450 F |
2007 |
| YAMAHA |
WR 450 F |
2010 |
| YAMAHA |
YFZ 450 |
2013 |
| YAMAHA |
YFZ 450 |
2012 |
| YAMAHA |
YFZ 450 |
2004 |
| YAMAHA |
YFZ 450 |
2009 |
| YAMAHA |
YFZ 450 |
2007 |
| YAMAHA |
YFZ 450 |
2008 |
| YAMAHA |
YFZ 450 |
2005 |
| YAMAHA |
YFZ 450 |
2006 |
| YAMAHA |
YFZ 450 BB |
2006 |
| YAMAHA |
YFZ 450 BB |
2007 |
| YAMAHA |
YFZ 450 LE |
2004 |
| YAMAHA |
YFZ 450 R |
2009 |
| YAMAHA |
YFZ 450 R |
2010 |
| YAMAHA |
YFZ 450 SE |
2007 |
| YAMAHA |
YFZ 450 SE |
2005 |
| YAMAHA |
YFZ 450 SP |
2008 |
| YAMAHA |
YFZ 450 SP |
2006 |
| YAMAHA |
YFZ 450 SP2 |
2008 |
| YAMAHA |
YFZ 450 SPE2 |
2007 |
| YAMAHA |
YFZ 450 X |
2011 |
| YAMAHA |
YZ 450 F |
2008 |
| YAMAHA |
YZ 450 F |
2007 |
| YAMAHA |
YZ 450 F |
2006 |
| YAMAHA |
YZ 450 F |
2009 |
| YAMAHA |
YZ 450 F |
2003 |
| YAMAHA |
YZ 450 F |
2005 |
| YAMAHA |
YZ 450 F |
2004 |

Since 1940, Wiseco has manufactured forged pistons of outstanding quality for motorcycles, motocross bikes, snowmobiles, and 4-wheeler's. After almost 70 years in the industry, Wiseco has become synonymous with high-quality products that exceed the customer's requirements.
| Brand |
Model |
Year |
Name |
CC |
| GAS GAS |
FSE |
2005 |
|
450 |
| GAS GAS |
FSE |
2007 |
|
450 |
| YAMAHA |
WR |
2008 |
|
250 |
| YAMAHA |
WR |
2008 |
|
250 |
| YAMAHA |
WR |
2008 |
|
250 |
| YAMAHA |
WR |
2009 |
|
250 |
| YAMAHA |
WR |
2009 |
|
250 |
| YAMAHA |
WR |
2009 |
|
250 |
| YAMAHA |
WR |
2010 |
|
250 |
| YAMAHA |
WR |
2010 |
|
250 |
| YAMAHA |
WR |
2010 |
|
250 |
| YAMAHA |
WR |
2003 |
|
450 |
| YAMAHA |
WR |
2004 |
|
450 |
| YAMAHA |
WR |
2005 |
|
450 |
| YAMAHA |
WR |
2006 |
|
450 |
| YAMAHA |
WR |
2007 |
|
450 |
| YAMAHA |
WR |
2008 |
|
450 |
| YAMAHA |
WR |
2009 |
|
450 |
| YAMAHA |
WR |
2010 |
|
450 |
| YAMAHA |
YFZ |
2004 |
|
450 |
| YAMAHA |
YFZ |
2004 |
Limited Edition |
450 |
| YAMAHA |
YFZ |
2005 |
|
450 |
| YAMAHA |
YFZ |
2005 |
Special Edition |
450 |
| YAMAHA |
YFZ |
2006 |
|
450 |
| YAMAHA |
YFZ |
2006 |
Special Edition |
450 |
| YAMAHA |
YFZ |
2006 |
Bill Ballance Edition |
450 |
| YAMAHA |
YFZ |
2007 |
|
450 |
| YAMAHA |
YFZ |
2007 |
Special Edition |
450 |
| YAMAHA |
YFZ |
2007 |
Special Edition 2 |
450 |
| YAMAHA |
YFZ |
2007 |
Bill Ballance Edition |
450 |
| YAMAHA |
YFZ |
2008 |
|
450 |
| YAMAHA |
YFZ |
2008 |
Special Edition |
450 |
| YAMAHA |
YFZ |
2008 |
Special Edition 2 |
450 |
| YAMAHA |
YFZ |
2009 |
|
450 |
| YAMAHA |
YFZ |
2009 |
|
450 |
| YAMAHA |
YFZ |
2009 |
Special Edition |
450 |
| YAMAHA |
YFZ |
2010 |
|
450 |
| YAMAHA |
YFZ |
2010 |
Bill Ballance Edition |
450 |
| YAMAHA |
YFZ |
2010 |
|
450 |
| YAMAHA |
YFZ |
2010 |
Special Edition |
450 |
| YAMAHA |
YZ |
2003 |
|
450 |
| YAMAHA |
YZ |
2004 |
|
450 |
| YAMAHA |
YZ |
2005 |
|
450 |
| YAMAHA |
YZ |
2006 |
|
450 |
| YAMAHA |
YZ |
2007 |
|
450 |
| YAMAHA |
YZ |
2008 |
|
450 |
| YAMAHA |
YZ |
2009 |
|
450 |
| YAMAHA |
YZ |
2006 |
50th Anniversary |
450 |
| YAMAHA |
WR |
2008 |
|
250 |
| YAMAHA |
WR |
2008 |
|
250 |
| YAMAHA |
WR |
2009 |
|
250 |
| YAMAHA |
WR |
2010 |
|
250 |
| YAMAHA |
WR |
2009 |
|
250 |
| YAMAHA |
WR |
2010 |
|
250 |
| YAMAHA |
YZ |
2006 |
50th Anniversary Limited Edition |
450 |
| YAMAHA |
WR |
2011 |
|
450 |
| YAMAHA |
WR |
2011 |
|
250 |
| YAMAHA |
WR |
2011 |
|
250 |
| YAMAHA |
WR |
2011 |
|
250 |
| YAMAHA |
WR |
2011 |
|
250 |
| YAMAHA |
WR |
2003 |
|
450 |
| YAMAHA |
WR |
2004 |
|
450 |
| YAMAHA |
WR |
2005 |
|
450 |
| YAMAHA |
WR |
2006 |
|
450 |
| YAMAHA |
WR |
2007 |
|
450 |
| YAMAHA |
WR |
2008 |
|
450 |
| YAMAHA |
WR |
2009 |
|
450 |
| YAMAHA |
WR |
2010 |
|
450 |
| YAMAHA |
WR |
2011 |
|
450 |
| YAMAHA |
WR |
2008 |
|
250 |
| YAMAHA |
WR |
2009 |
|
250 |
| YAMAHA |
WR |
2010 |
|
250 |
| YAMAHA |
WR |
2011 |
|
250 |
| YAMAHA |
WR |
2011 |
|
250 |
| YAMAHA |
YZ |
2003 |
|
450 |
| YAMAHA |
YZ |
2004 |
|
450 |
| YAMAHA |
YZ |
2005 |
|
450 |
| YAMAHA |
YZ |
2006 |
|
450 |
| YAMAHA |
YZ |
2007 |
|
450 |
| YAMAHA |
YZ |
2008 |
|
450 |
| YAMAHA |
YZ |
2009 |
|
450 |
| YAMAHA |
YFZ |
2011 |
|
450 |
| YAMAHA |
YFZ |
2011 |
Special Edition |
450 |
| YAMAHA |
YFZ |
2011 |
|
450 |
| YAMAHA |
YFZ |
2011 |
Special Edition |
450 |
| YAMAHA |
WR |
2012 |
|
450 |
| YAMAHA |
WR |
2012 |
|
450 |
| YAMAHA |
WR |
2012 |
|
250 |
| YAMAHA |
YFZ |
2012 |
|
450 |
| YAMAHA |
YFZ |
2012 |
Special Edition |
450 |
| YAMAHA |
YFZ |
2012 |
|
450 |
| YAMAHA |
YFZ |
2012 |
|
450 |
| YAMAHA |
YFZ |
2012 |
Special Edition |
450 |
| YAMAHA |
YFZ |
2012 |
|
450 |
| YAMAHA |
WR |
2012 |
|
250 |
| YAMAHA |
WR |
2012 |
|
250 |
| YAMAHA |
WR |
2012 |
|
250 |
| YAMAHA |
WR |
2012 |
|
250 |
| GAS GAS |
EC |
2013 |
|
450 |
| YAMAHA |
YFZ |
2013 |
|
450 |
| YAMAHA |
YFZ |
2013 |
|
450 |
| YAMAHA |
YFZ |
2013 |
Special Edition |
450 |
| YAMAHA |
WR |
2013 |
|
250 |
| YAMAHA |
YFZ |
2013 |
|
450 |
| YAMAHA |
YFZ |
2013 |
|
450 |
| YAMAHA |
YFZ |
2013 |
Special Edition |
450 |
| YAMAHA |
WR |
2013 |
|
250 |
| YAMAHA |
WR |
2013 |
|
450 |
| YAMAHA |
WR |
2013 |
|
450 |
| YAMAHA |
WR |
2013 |
|
250 |
| YAMAHA |
WR |
2013 |
|
250 |
| YAMAHA |
WR |
2014 |
|
450 |
| YAMAHA |
WR |
2014 |
|
450 |
| YAMAHA |
WR |
2013 |
|
250 |
| YAMAHA |
WR |
2014 |
|
250 |
| YAMAHA |
WR |
2014 |
|
250 |
| YAMAHA |
WR |
2014 |
|
250 |
| YAMAHA |
WR |
2014 |
|
250 |
| YAMAHA |
WR |
2014 |
|
250 |
| GAS GAS |
EC |
2014 |
|
450 |
| GAS GAS |
EC |
2014 |
Racing |
450 |