Disc, rear wheel 28 inch and 32 inch, 8-bolt hub, 6-bolt rim. Tractors: 8N (1948 to 1952), NAA, 600, 700, 800, 900, 2000, 4000 (1953 to 1964), 2000, 3000, 4000 (1965 to 1975), 2600, 3600, 3900, 4100, 4600, 5600, 5700, 6600, 6700, 7600, 7700, 231, 233, 333, 335, 420, 515, 531, 532, 535 (1975 to 1981), 2310, 2610, 2810, 2910, 3610, 3910, 4110, 4610, 230A, 234, 334, 530A (1981 to 2/1990). Interchange 86512668,963763,C5NN1036D, Net Weight (lbs) 58.35 Brand TISCO Make Type Model Ford-New Holland Tractor 2000 Ford-New Holland Tractor 230A Ford-New Holland Tractor 231 Ford-New Holland Tractor 2310 Ford-New Holland Tractor 233 Ford-New Holland Tractor 234 Ford-New Holland Tractor 2600 Ford-New Holland Tractor 2610 Ford-New Holland Tractor 2810 Ford-New Holland Tractor 2910 Ford-New Holland Tractor 3000 Ford-New Holland Tractor 333 Ford-New Holland Tractor 334 Ford-New Holland Tractor 335 Ford-New Holland Tractor 3600 Ford-New Holland Tractor 3610 Ford-New Holland Tractor 3900 Ford-New Holland Tractor 3910 Ford-New Holland Tractor 4000 Ford-New Holland Tractor 4100 Ford-New Holland Tractor 4110 Ford-New Holland Tractor 420 Ford-New Holland Tractor 4600 Ford-New Holland Tractor 4610 Ford-New Holland Tractor 515 Ford-New Holland Tractor 530A Ford-New Holland Tractor 531 Ford-New Holland Tractor 532 Ford-New Holland Tractor 535 Ford-New Holland Tractor 5600 Ford-New Holland Tractor 5700 Ford-New Holland Tractor 600 Ford-New Holland Tractor 6600 Ford-New Holland Tractor 6700 Ford-New Holland Tractor 700 Ford-New Holland Tractor 7600 Ford-New Holland Tractor 7700 Ford-New Holland Tractor 800 Ford-New Holland Tractor 8N Ford-New Holland Tractor 900 Ford-New Holland Tractor NAA