Yamaha YZF R1 Motorbike Rear Wheel Bearing Kit Year 2012 for model 1KB9

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 93306-00444-00 and the bearing dimensions are 28mm inside diameter x 58mm outside diameter x 16mm wide. They come with rubber bearing seals integrated into the bearings to help keep the grease in the bearings and dirt and contaminents out.

1 x bearing manufactured by Koyo again. The Yamaha part number for this bearing is 931317-43580-00 and the bearing dimensions are 35mm inside diameter x 42mm outside diameter x 20mm width. This is a needle roller bearing.

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 93106-40013-00 and the dimensions of the seals are 40mm inside diameter x 58mm outside diameter x 7mm wide.