This is a A-801-1406 Spline Bore Implement Yoke (w/ 21/64" Pin Hole) PN: 801-1406Main Description As Following : A-801-1406 Spline Bore Implement Yoke (w/ 21/64" Pin Hole) PN: 801-1406 Found in Section & Models : Driveline > Driveline Components, Weasler Domestic: 14 Series, Driveline > Yokes, Weasler Domestic: 14 Series Associated Items : New Also This is An Aftermarket Product And : 14 series Implement yoke. 1-3/8" 6 spline with 21/64" pin hole. Original Weasler part. Bore: 1 3/8" - 6 Spl. Pin Hole: 21/64" Replaces: Neapco Part No: 20-9132 Series: 14R