Yamaha YFM250 Moto 4 Front & Rear wheel bearing kit for Year 1990 Model 3GH4 020 B
Yamaha YFM250 Moto 4 Front & Rear wheel bearing kit for Year 1990 Model 3GH4 020 B
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![Yamaha YFM250 Moto 4 1990 3GH4 020 B front and rear wheel bearing kit with Koyo bearings](http://sgl-bearing.com/cdn/shop/products/Yamaha-Wheel-Bearing-Kit-67-Koyo_cb30bab9-63b8-4dd4-94b5-50ce54deab99.jpg?v=1679504188&width=1445)
1 x bearing 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 20mm inside diameter x 42mm 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.
1 x bearing also manufactured by Koyo. The Yamaha part number for the bearings is 93306-20204-00 and the bearing dimensions are 15mm inside diameter x 35mm outside diameter x 11mm wide. This bearing has metal shields which helps to keep the grease within the 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 93102-22216-00 and the dimensions of the seals are 22mm inside diameter x 35mm outside diameter x 7mm wide.
1 x bearing manufactured by Koyo who are one of the largest premium bearing manufacturers in the world. The Yamaha part number for the bearings is 93399-99913-00 and the bearing dimensions are 50mm inside diameter x 80mm outside diameter x 21mm wide. This bearing has rubber shields which helps to keep the grease within the bearing and also keeps dirt and contaminants out.
1 x bearing manufactured by Koyo who are one of the largest premium bearing manufacturers in the world. The Yamaha part number for the bearings is 93306-00809-00 and the bearing dimensions are 40mm inside diameter x 70mm outside diameter x 15mm wide.
1 x Oil Seal 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 93102-46377-00 and the dimensions of the seals are 46mm inside diameter x 70mm outside diameter x 8mm wide.