Fitting a genuine factory specified bearing component like this, will ensure perfect and precise fitting, high quality and long term durability. In short it will be absolutely correct for this application - would a bearing from any other source guarantee all of that!
Other bearings you may wish to consider:
Easy online purchasing and speedy shipping coupled with competitive pricing - CMS why shop anywhere else for Japanese motorcycle related spares! Why not order all the gaskets and bearings you require at the same time! Save money by ordering all the parts required at the same time and avoid multiple shipping costs.