Farmall 966 Transmission


Farmall 966 tractor photo
1971 - 1976
66 Series
Row-Crop tractor
Series:766966Hydro 100

Note: the Farmall model 966 is the same as the International Harvester 966. The following data is from the 966 listing.
Transmissions overview
8-speed sliding gear
16-speed two-speed power shift
hydrostatic
Transmission
Type:sliding gear
Gears:8 forward and 4 reverse
Oil capacity:90 qts
85.2 L
Four gears each provided in high, low, and reverse ranges.
Speeds
With 18.4-34 rear tires.
966  sliding gear speeds
Transmission
Transmission:Torque Amplifier
Type:two-speed power shift
Gears:16 forward and 8 reverse
The Torque Amplifier (TA) provides a shift-on-the-move underdrive to the standard transmission. In any gear and range, the transmission can be shifted from direct drive (DD) to the slower TA speed by simply pulling the TA lever back. No clutching or stopping is needed.
Speeds
With 18.4-34 rear tires.
966 Torque Amplifier two-speed power shift speeds
Transmission
Type:hydrostatic
Gears:infinite forward and reverse
The hydrostatic transmission option ended in 1973 when the Hydro 100 began production.
Speeds
966  hydrostatic speeds
Page information
Last update:July 13, 2022
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