FITTING OF THIS PRODUCT: According to the data provided by the manufacturer, this article is valid for the following brands, models and years:YAMAHA YZ 250 F (CG18) 2004-2004 YAMAHA YZ 250 F (CG21) 2005-2005 YAMAHA YZ 250 F (CG25) 2006-2006 YAMAHA YZ 250 F (CG27) 2007-2008 YAMAHA WR 250 F (CG16) 2003-2004 YAMAHA WR 250 F (CG22) 2005-2005 YAMAHA WR 250 F (CG26) 2007-2007 YAMAHA WR 250 F (CG30) 2008-2014 YAMAHA YZ 450 F (CJ03) 2003-2003 YAMAHA YZ 450 F (CJ05) 2004-2004 YAMAHA YZ 450 F (CJ06) 2005-2005 YAMAHA WR 450 F (CJ04) 2003-2004 YAMAHA WR 450 F (CJ07) 2005-2005 YAMAHA WR 450 F (CJ09) 2006-2006 YAMAHA WR 450 F (CJ12) 2007-2007 YAMAHA WR 450 F (CJ13) 2008-2011