313966 Select-O-Speed Clutch Torque Limiter Disc - Fits Ford 601 Series, 801 Series & Many More! Fits Ford 611 671 681 771 811 871 881 971 981 2000 4 Cylinder 2111 4000 4 Cylinder 4121 6000

313966 Ford Select-O-Speed Clutch Torque Limiter Disc - Fits Ford 601/801 Series & More (1.080" ID, 7.25" OD, 20-spline)
✔️ Ford Select-O-Speed clutch disc: 1.080" ID, 7.25" OD, 20-spline

This listing is for a single clutch torque limiter disc (part 313966) designed for Ford Select-O-Speed transmissions. It replaces multiple OEM numbers and is compatible with a wide range of Ford tractors and machines, including 601/801 series and many more. Verify fit before ordering; OEM reference numbers listed for compatibility only. Pack size: 1.

✅ Replaces OEM numbers: 313966, C0NN7A539B, 313875, E8NN7A539AA, C3NN7A539A
✅ Spline ID: 1.080 in (27.43 mm); 20-spline shaft; OD: 7.25 in (184.15 mm)
✅ Fits Ford 601/801 series and many additional models (611, 671, 681, 771, 811, 871, 881, 971, 981, 2000, 2111, 4000, 4121, 6000)
✅ OEM numbers provided for reference only; verify compatibility prior to ordering
💡 What is a clutch torque limiter disc and why does it matter for Ford Select-O-Speed transmissions? A clutch torque limiter disc helps control engagement and protect gear trains in vintage Ford tractors. - Helps limit peak torque during clutch engagement to reduce wear. - Improves shift smoothness and reduces shock loads in older gear trains. - Easy to replace using the OEM reference numbers listed in the product notes. This handy upgrade can extend transmission life and keep downtime to a minimum.