2 x bearings manufactured by Koyo who are one of the largest premium bearing manufacturers in the world. The Yamaha part number for the bearings is 93306-20352-00 and the bearing dimensions are 17mm inside diameter x 40mm outside diameter x 12mm wide. They come with rubber bearing seals integrated into the bearings to help keep the grease in the bearings and dirt and contaminents out.

2 x Oil Seals manufactured from NBR material and with a secondary wiper lip which acts as an additional barrier to prevent dirt and contaminants from reaching the bearing. The Yamaha part number for the oil seals is 93102-25017-00 and the dimensions of the seals are 25mm inside diameter x 40mm outside diameter x 5mm wide.

This listing is for the Front Wheel Bearing Kit for the Yamaha YZF R1 Motorbike. It contains the necessary bearings and seals to replace the Front Wheel bearings and seals.

This is suitable for any Yamaha YZF R1 Motorbike manufactured in the year 2018. If you want to be absolutely sure then the Model code that this bearing and seal kit fits is BX46