Date: December 1, 2025 Posted by: admin In: 1-38

1-3/8″ 21 Spline Female PTO Shaft to 1-3/8″ 6 Spline Male PTO Adapter 125HP. 1 3/4-20 Female P. O to 1 3/8-6 Male P. O Spline Adapter 125HP. Made by HubCity / Rexnord. Female End: 1 3/8 – 21. Male Spline: 1 3/8 – 6. Shaft End : 4 13/16. Shaft Retaining Groove: 4 11/16. If there’s something you’re not sure about or have a question about anything, just send us a message by clicking “Ask a question” below the listing.