APPLICATIONS OF THIS PRODUCT: According to the data provided by the manufacturer, this article is compatible with the following brands, models and years: GAS GAS EC 125 2003-2008 GAS GAS MC 125 2003-2007 GAS GAS SM 125 2003-2007 GAS GAS SM 125 HALLEY 2009-2009 Y.A.M.A.H.A. WR 125 Z 1999-2000 Y.A.M.A.H.A. YZ 125 1986-1997 Y.A.M.A.H.A. YZ 125 (CE01) 1998-1998 Y.A.M.A.H.A. YZ 125 (CE03) 1999-1999 Y.A.M.A.H.A. YZ 125 (CE05) 2000-2000