This is a A-JD8535 Ball Bearing PN: JD8535Main Description As Following : A-JD8535 Ball Bearing PN: JD8535 Found in Section & Models : Miscellaneous > Miscellaneous, John Deere (UNDEFINED): SEVERAL, Planting > Miscellaneous Bearings, John Deere (UNDEFINED): SEVERAL Associated Items : New Also This is An Aftermarket Product And : Bearing Sides: 2 Contact Seals Bore: .669" (16.992mm) Outside Diameter: 1.575" (40.005mm) Width: .472" (11.988mm)