The WA391-0381-078 is an outboard bearing, designed to support a power take off (PTO) shaft. This bearing helps stabilize the PTO shaft at its outer end, reducing wear and maintaining proper alignment during operation. Sold by Pro Gear and Transmission, this is a part identified by manufacturer number WA391-0381-078.FeaturesOutboard bearingDesigned for Power Take Off (PTO) shaft applicationsManufacturer part number WA391-0381-078Supports outer end of PTO shaft assembly