One New Aftermarket Replacement PTO Output Shaft Fits Ford/New Holland TractorsThis aftermarket replacement PTO output shaft Fits Ford and Fits New Holland 8000-series tractors equipped with a 1000 RPM PTO system. The shaft installs in the PTO drivetrain and delivers power from the transmission to implement connections. Note Fits Ford/New Holland 8770: this shaft was standard equipment on units built before 3-12-94 and optional on units built on or after 3-12-94 -- verify your build date before ordering.Specifications PTO Speed: 1000 RPM Spline Count: 20 Spline Shaft Diameter: 1-3/4" Compatible ModelsFits Ford/New Holland 8000 Series Tractors: 8670, 8670A, 8770, 8770A, 8870, 8870A, 8970, 8970AReplaces Part Number(s):9840406, 89840406Aftermarket Interchange NumbersA-9840406 (aftermarket), AM9840406 (Abilene Machine)New aftermarket replacement part - not remanufactured, not used.