One (1) New Aftermarket Replacement Spindle Bearing Fits Ford/ Fits New Holland Tractor models: 230A, 231, 334, 335, 530A, 531, 600, 601 Series, 650, 660, 800, 801 Series, 2000 (4 Cyl. 1962-64), 2120, 2310, 2600, 2600V, 2610, 2810, 2910, 3230, 3430, 3600, 3600V, 3610, 3900, 3910, 3930, 4000 (4 Cyl. 1962-64), 4110, 4120, 4130, 4330, 4340, 4600, 4600SU, 4610 (w/ 201 Diesel Engine, or w/ 210 Gas Engine), 4630, 4830, 5000, 5030, 5340, 5600, 5610, 5700, 5900, 6000, 6600, 6810, 7000, 7410, 7600, 7610, 7700, 7710, 8000, 8400, 8600, 8700, 9000, 9200, 9600, 9700, TW10, TW20, TW30. Tech Info: Inner Diameter: 37.5 mm Outer Diameter: 55.5 mm Width: 19.7 mm Replaces Part Numbers: C5NN3A299A, 81802806, 81802871