International Harvester 966 Transmission


International Harvester 966 tractor photo
1971 - 1976
66 Series
Row-Crop tractor
Series map:
966
Hydro 100
91.0hp
115.7hp*
*Estimated engine power for comparison only.
Transmission options
8-speed gear
16-speed two-speed power shift
hydrostatic
Transmission
Typegear
Gears8 forward and 4 reverse
Clutchdry disc
Oil capacity90 qts
85.2 L
Four gears each provided in high, low, and reverse ranges.
Speeds
With 18.4-34 rear tires.
966  gear speeds
Transmission
TransmissionTorque Amplifier
Typetwo-speed power shift
Gears16 forward and 8 reverse
Clutchdry disc
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
Typehydrostatic
Gearsinfinite forward and reverse
The hydrostatic transmission option ended in 1973 when the Hydro 100 began production.
Speeds
966  hydrostatic speeds
Page information
Peter Easterlund - owner of TractorData.com
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Updated on August 8, 2023
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