This is a A-8N7100 Gear, 1st PN: 8N7100Main Description As Following : A-8N7100 Gear, 1st P.N: 8N7100 Dim A (1): 60 / 28 Teeth Found in Section & Models : Transmission & Rear Axle > Trans: Forks, Gears, Shafts, Ford / New Holland INDUSTRIAL/CONSTRUCTION: 3500 (W/ 4 Speed Transmission), Ford / New Holland INDUSTRIAL/CONSTRUCTION: 3550 (W/ 4 Speed Transmission), Ford / New Holland TRACTOR: NAA (W/ 4 Speed Transmission), Ford / New Holland TRACTOR: NAB (W/ 4 Speed Transmission), Ford / New Holland TRACTOR: 2000 (W/ 4 Speed Transmission), Ford / New Holland TRACTOR: 2031 (W/ 4 CYL, 1/60-12/62), Ford / New Holland TRACTOR: 2100 (W/ 4 Speed Transmission), Ford / New Holland TRACTOR: 2110 (W/ 4 Speed Transmission), Ford / New Holland TRACTOR: 2111 (W/ 4 CYL, 1/63-12/64), Ford / New Holland TRACTOR: 2120 (W/ 4 Speed Transmission), Ford / New Holland TRACTOR: 2130 (W/ 4 Speed Transmission), Ford / New Holland TRACTOR: 2131 (W/ 4 CYL, 1/63-12/64), Ford / New Holland TRACTOR: 2150 (W/ 4 Speed Transmission), Ford / New Holland TRACTOR: 2300 (W/ 4 Speed Transmission), Ford / New Holland TRACTOR: 2310 (W/ 4 Speed Transmission), Ford / New Holland TRACTOR: 3000 (W/ 4 Speed Transmission), Ford / New Holland TRACTOR: 3055 (W/ 4 Speed Transmission), Ford / New Holland TRACTOR: 3100 (W/ 4 Speed Transmission), Ford / New Holland TRACTOR: 3110 (W/ 4 Speed Transmission), Ford / New Holland TRACTOR: 3120 (W/ 4 Speed Transmission) Associated Items : New Also A-FO-O-343500, A-FO-P-234000, A-FO-S-3400ETC, A-MNL18259, A-FO-O-343500, A-FO-P-234000, A-FO-S-3400ETC, A-MNL18259, A-FO-O-NAA, A-FO-P-ACCESS, A-FO-P-SHERPS, A-FO-P-1400SHER, A-FO-S-NAA, A-FO-S-SHER-TRAN, A-SMFO19, A-DA-P-ALDR, A-FO-O-2-5000, A-FO-O-2000, A-FO-O-24000IND, A-FO-O-24000RC And : Dim A (1): 60 / 28 Teeth