APPLICATIONS OF THIS PRODUCT: According to the data provided by the manufacturer, this article is compatible with the following brands, models and years: Yamaha YZ 250 F 4T 42 CV, 31 kw 1cil. CG27C 5XCH Bastidores: CG27C henceforth00451-- 2007 Yamaha YZ 450 F 1cil. CJ15C 33D6 Bastidores: CJ15C henceforth07401-- 2011 Yamaha YZ 450 F 60 CV, 44 kw 1cil. CJ15C 33D2 Bastidores: CJ15C henceforth00165-- 2010