One New Aftermarket Replacement Front Axle Center Pivot Pin Fits Ford TractorsThis front axle center pivot pin (also called a front pivot pin or front axle support pin) secures the front axle to the axle housing on Fits Ford N-Series and Hundred-Series tractors. The pin features a hollow center designed to accommodate a hand crank or pump drive. It is a direct replacement for OEM part number 2N3126D and fits a wide range of classic Fits Ford tractor models produced from 1939 through the early 1960s.Specifications Outside Diameter: 1.743 in. Inside Diameter: 1.310 in. Length: 4 in. Hollow center for hand crank or pump drive Compatible ModelsFits Ford (Fits Ford/New Holland) N-Series: 2N (S/N 164489 and up), 8N (S/N 164489 and up), 9NFits Ford NAA / Jubilee: NAA (Jubilee)Fits Ford Hundred Series (1954-1957): 600, 611, 620, 621, 630, 631, 640, 641, 650, 651, 660, 661, 671, 681, 700, 800, 801, 820, 821, 840, 841, 850, 851, 860, 861, 871, 881, 900Fits Ford 01-Series (1957-1962): 501, 601, 701, 801, 901Fits Ford Thousand Series (1962-1964): 2000, 2031, 2120, 2131, 4000, 4030, 4031, 4120, 4131, 6000Fits Ford Loader/Backhoe Attachments: 701, 702, 703Replaces Part Number(s):2N3126D, NAA3126B, 86507106, A578203, 2604-020, 2604020New aftermarket replacement part - not remanufactured, not used.