One New Aftermarket Replacement Shift Knob Fits Ford/New Holland Tractor Models: 1801, 1821, 1841, 2000 (4 CYL 62-64), 2030, 2031, 2111, 2120, 2130, 2131, 4000 (4 CYL 62-64), 4030, 4031, 4040, 4120, 4121, 4130, 4131, 4140, 501, 540, 600, 601, 611, 620, 621, 630, 631, 640, 641, 650, 651, 660, 661, 800, 801, 820, 821, 840, 841, 850, 851, 860, 861, 900, 901, 8N, JUBILEE, NAA, NAB
3/8″-24 Thread
Part Number: CLR80-0012, BB7213A, 87771084, 8776299, D5NN7213A, D3NN7213A, C5NN7213C, 81847817, NAA7209A