Trailer Hub Wheel Bearing 28580 for 7,000 (8 Lug) Trailer Axles, 2" ID

This tapered trailer roller bearing is standard bearing number 28580, measuring 2 inches inner diameter and fitting into race #28521.  This is a Tapered Roller-Style Bearing, which is the most common bearing type among Trailer Hubs. This bearing is most commonly seen in axles that are 7,000 lb capacity with 8 lug hubs, where this is used as the inner bearing. This is generally going to be the Larger bearing on a #99 Spindle, which is not a commonly seen spindle size, so it is always best to check your Trailer Hubs and Axle to make sure you get the proper Bearing replacement for your Boat or Utility Trailer.