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Manufacturer-sourced values side by side. No performance equivalence or ranking is applied across different machine classes.

FeatureInternational Harvester TD-6TractorAllis Chalmers 185Tractor
Tractor TypeAgricultural Crawler TractorRow-Crop Tractor
Horsepower37.3 kW—
Weight3900.0 kg3950.0 kg
Length276.0 cm401.0 cm
Years Made1959-19691970-1981
Engine ModelInternational Harvester D-282Allis-Chalmers
Engine Type4-stroke, liquid-cooled, inline4-stroke, liquid-cooled, inline
Fuel TypeDieselDiesel
Cylinders66
Displacement4621 cc4933 cc
Bore8.99 cm9.80 cm
Stroke11.20 cm10.79 cm
Torque Power1200 RPM—
Torque Speed268.5 N·m—
Rated RPM1550 RPM—
Compression Ratio18.0:116.0:1
BatteryTwo 6V12 V
StarterElectricElectric
Height174.0 cm194.0 cm
Ground Clearance22.0 cm—
Track Size16-inch—
Optional Track Size16-inch—
Fuel Tank Capacity124.9 l93.0 l
Oil Capacity8.5 l10.5 l
Coolant Capacity35.0 l16.0 l
Transmission Oil Capacity15.1 l7.4 l
Gears4 forward and 2 reverse8 forward and 2 reverse
ChassisCrawler4×2 2WD
Max. Travel Speed6.0 km/h25.8 km/h
Cabin TypeOpen operator stationOpen operator station. Two-post ROPS and canopy
Transmission Type—Partial power shift
Rear PTO Type—Continuous
Rear PTO Speed—540; 540/1000 RPM
Width—194.0 cm
Wheelbase—251.0 cm
Hydraulic Capacity—24.6 l
Transmission Model—Allis-Chalmers Power Director
Brakes—Differential mechanical band and disc
Drawbar Category—II
Steering Type—Hydrostatic power
Front Tires—Ag: 7.50-16; 6.50-16; 7.50-20; 9.5L-15
Rear Tires—Ag: 16.9-28; 13.6-38; 15.5-38; 18.4-28; 18.4-30
Hydraulic Type—Open
Total Flow—75.7 LPM
Valves—2
Sourceheavyequipments.net archive (imported 2026-10)heavyequipments.net archive (imported 2026-10)
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Side-by-side specification comparisons generated from the manufacturer-sourced model files. · 7,051