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International Harvester 1056 vs International Harvester TD-18A Series 182

Verdict: International Harvester 1056 vs International Harvester TD-18A Series 182

The International Harvester 1056 and the International Harvester TD-18A Series 182 are both tractors — here is how they stack up on the figures that matter. International Harvester 1056 leads on rated power with 105 hp against 103 hp. International Harvester 1056 is the lighter machine (9,017 kg vs 9,752 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. International Harvester 1056 is the newer design (1982 vs 1949). In short: choose the International Harvester 1056 for outright pulling power, or the International Harvester TD-18A Series 182 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

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Fit & specs
International Harvester 1056 Tractor
International Harvester
85
Fit score
Best match
Clear
International Harvester TD-18A Series 182 Tractor
International Harvester
85
Fit score
Best match
Clear
Rated power
105 hp
103 hp
Confidence
40%
40%
Guide price
Overview
Manufacturer
International HarvesterReference
International HarvesterReference
liquid-cooledReference
1550 RPM diesel 6-speed crawlerSeptember 3 - 14, 1957Link: Nebraska Tractor Test 629 fileReference
Final drives
planetaryReference
Differential lock
mechanical rearReference
Total built
22,016Reference
Drive
crawlerReference
Steering
hydraulic steering clutchesReference
Variants
1056XL
deluxe cabReference
Engine
Engine (net)
78.3 kWReference
Displacement
5.9 LReference
11.3 LReference
Bore/Stroke
98 x 129 mmReference
121 x 165 mmReference
Power (net)
78.3 kWReference
Fuel system
direct injectionReference
Air cleaner
dryReference
Rated RPM
2300Reference
1550 (late)Reference
Torque
362.1 NmReference
Torque RPM
1400Reference
Starter volts
12Reference
12Reference
Oil capacity
12.0 LReference
Coolant capacity
24.0 LReference
98.4 LReference
Fuel tank
227.1 LReference
Aux. fuel
5.0 LReference
Drawbar (claimed)
81.3 kWReference
Belt (claimed)
87.2 kWReference
Drawbar (tested)
79.5 kWReference
Belt (tested)
90.7 kWReference
Compression
15.04:1Reference
Starter
gasoline-startReference
Belt power (max)
90.7 kWReference
Max power
79.5 kWReference
Transmission
Gears
16 forward and 8 reverseReference
6 forward and 2 reverseReference
Transmission
IH-SynchronReference
PTO & Hydraulics
PTO (claimed)
68.6 kWReference
Hydraulic system
46.2 LReference
Type
two-speed power shiftReference
gearReference
Capacity
46.2 LReference
Pressure
161.8 barReference
Pump flow
42.0 lpmReference
Rear Type
IIReference
Control
position and draft controlReference
Rear lift (at ends)
5000 kgReference
Rear PTO
independentReference
Clutch
310mm cerametallic discReference
Rear PTO Type
540/1000Reference
Engine RPM
1000@2000Reference
Capacities
Fuel
140.0 LReference
Diameter
29 cmReference
RPM
906Reference
Speed
849.78 meters/minReference
Dimensions
2WD Wheelbase
262 cmReference
4WD Wheelbase
258 cmReference
Weight
9017 to 10626 poundsReference
9752 kgReference
Front tire
7.50-18Reference
2WD Rear tire
18.4R34Reference
2WD Standard tires (ag)
Front: 7.50-18. Rear: 18.4R34Reference
2WD Length
419 cmReference
4WD Length
425 cmReference
Width
231 cmReference
241 cmReference
Clearance (front axle)
51 cmReference
Clearance (rear axle)
76 cmReference
2WD Front tread
149 to 180 cmReference
4WD Front tread
162 to 190 cmReference
Rear tread
170 to 220 cmReference
2WD ROPS
4090 kgReference
2WD Cab
4290 kgReference
4WD Cab
4819 kgReference
Length
421 cmReference
Height
269 cmReference
Electrical
Ground
negativeReference
Charging system
alternatorReference
Charging amps
55Reference
Battery volts
12Reference
Battery AH
143Reference
International Harvester 1056 Height
ROPS
261 cmReference
Cab
277 cmReference
Exhaust
276 cmReference
TD-18A Serial Numbers
1949
22536 (TDR)Reference
1950
22837 (TDR)Reference
1951
24668 (TDR)Reference
1952
27245 (TDR)Reference
1953
29201 (TDR)Reference
1954
32089 (TDR)Reference
1955
33650 (TD181)Reference
1956
36101 (TD182)Reference
1957
37882 (TD182)Reference
1958
38805 (TD182)Reference
Location:
upper-left dashReference
Final
38861 (TD182)Reference
Test results
Belt fuel use (max)
34.1 l/hourReference
Max pull
12134 kgReference

Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.

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