Produced in the U.S.A. with the latest materials and technology in gasket production to Vertex specifications. Vertex gaskets ensure long-lasting performance and leak prevention for your rebuild needs. Ignition cover gasket Designed to fit O.E.M. cover Fits: Yamaha YZ250 1999-2008 2011-2015 2017-2021 YZ250X 2016-2017 2019-2021