NOTE: This Vertex Oil Seal Set contains all components pictured. 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. Vertex's replacement gaskets and seals are available as top-end kits complete engine kits or as an oil seal kit. These sets include all oil seals necessary to rebuild the engine and transmission including crankshaft output shaft water pump clutch and shifter seals. Fits: Yamaha YZ250 2002-2008 2011-2015 2017-2021 YZ250X 2016-2017 2019-2021