This is a A-302-4400 Shaft Weld Yoke (w/ Bearing Groove) PN: 302-4400Main Description As Following : A-302-4400 Shaft Weld Yoke (w/ Bearing Groove) PN: 302-4400 Found in Section & Models : Driveline > Driveline Components, Weasler Domestic: 44 Series, Driveline > Yokes, Weasler Domestic: 44 Series Associated Items : New Also This is An Aftermarket Product And : 44 series shaft weld yoke with bearing groove. Yoke has 1-11/16" 20 spline bore. Original Weasler part. Bore: 1 11/16" - 20 Spl.