International Harvester 1256 Transmission


International Harvester 1256 tractor photo
1967 - 1969
Standard-tread tractor
Series map:
856
1256
111.6hp*
125.6hp*
*Estimated engine power for comparison only.
Transmission options
8-speed gear
16-speed partial power shift
Transmission
Typegear
Gears8 forward and 4 reverse
Oil capacity68 qts
64.4 L
The 1256's transmission provides four gears (1-4) in high, low, and reverse ranges.
Speeds
With 18.4-38 rear tires.
1256  gear speeds
Transmission
TransmissionTorque Amplifier
Typepartial power shift
Gears16 forward and 8 reverse
Oil capacity68 qts
64.4 L
Four gears (1-4) in two ranges (low/high) plus reverse range. The Torque Amplifier (TA) allows a clutchless shift from direct drive (DD) to the lower TA speed in all gears and ranges.
Speeds
With 18.4-38 rear tires.
1256 Torque Amplifier partial power shift speeds
Page information
Peter Easterlund - owner of TractorData.com
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Peter Easterlund - owner/author
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Updated on June 2, 2022
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