This is a A-921-3500 Bearings, Guard PN: 921-3500Main Description As Following : A-921-3500 Bearings, Guard PN: 921-3500 Found in Section & Models : Driveline > Driveline Components, Weasler Domestic 80 CV: 35 Series, Driveline > Shielding, Weasler Domestic 80 CV: 35 Series Associated Items : New Also This is An Aftermarket Product And : Original Weasler part.