FITTING OF THIS PRODUCT: According to the data provided by the manufacturer, this article is valid for the following brands, models and years: MBK YQ Nitro 12´´ (240mm) 50: 1999-2012 MBK YQ Nitro 13´´ (265mm) 50: 2010-2012 YAMAHA YQ Aerox 12´´ 50: 1999-2009 YAMAHA YQ Aerox 13´´ 50: 2010-2012