Compare/International Harvester TD-15 vs International Harvester TD-18A Series 182

International Harvester TD-15 vs International Harvester TD-18A Series 182

Verdict: International Harvester TD-15 vs International Harvester TD-18A Series 182

The International Harvester TD-15 and the International Harvester TD-18A Series 182 are both tractors — here is how they stack up on the figures that matter. International Harvester TD-15 leads on rated power with 105 hp against 103 hp. International Harvester TD-18A Series 182 is the lighter machine (9,752 kg vs 10,224 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. International Harvester TD-15 holds more fuel (230.9 L vs 227.1 L) for longer stints between fills. International Harvester TD-15 is the newer design (1958 vs 1949). In short: choose the International Harvester TD-15 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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Acreage600 acBudgetMain crop / use

Fit & specs

International Harvester

Fit score

Best match

Clear

International Harvester

Fit score

Best match

Clear

Rated power

105 hp

103 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

International HarvesterReference

Gear 1 used for pull test.Reference

1550 RPM diesel 6-speed crawlerSeptember 3 - 14, 1957Link: Nebraska Tractor Test 629 fileReference

Total built

3,500Reference

22,016Reference

Drive

crawlerReference

Steering

—

hydraulic steering clutchesReference

Engine

Fuel tank

230.9 LReference

227.1 LReference

Aux. fuel

5.0 LReference

Engine (net)

78.3 kWReference

—

Drawbar (claimed)

63.4 kWReference

81.3 kWReference

Drawbar (tested)

57.4 kWReference

79.5 kWReference

Displacement

9.1 LReference

11.3 LReference

Bore/Stroke

117 x 140 mmReference

121 x 165 mmReference

Power (net)

78.3 kWReference

—

Compression

15.95:1Reference

15.04:1Reference

Rated RPM

1650Reference

1550 (late)Reference

Torque

523.4 NmReference

—

Torque RPM

1200Reference

—

Starter volts

12Reference

Coolant capacity

71.9 LReference

98.4 LReference

Max power

57.4 kWReference

79.5 kWReference

Belt (claimed)

—

87.2 kWReference

Belt (tested)

—

90.7 kWReference

Starter

—

gasoline-startReference

Belt power (max)

—

90.7 kWReference

Transmission

Type

shuttleReference

gearReference

Gears

6 forward and reverseReference

6 forward and 2 reverseReference

Clutch

381mm dry discReference

—

Dimensions

Weight

10224 kgReference

9752 kgReference

Length

382 cmReference

421 cmReference

Height (hood)

207 cmReference

—

Height (exhaust)

237 cmReference

—

Operating weight

10224 kgReference

—

Ground clearance

27 cmReference

—

Gauge

187 cmReference

—

Height

—

269 cmReference

International Harvester TD-15 attachments

TD-15 Serial Numbers

1958

501 (150)Reference

38805 (TD182)Reference

1959

577 (150)Reference

—

1960

2456 (150)Reference

—

1961

4001 (151)Reference

—

1962

4680 (151)Reference

—

Location:

Serial number plate on the lower-right of the dashboard.Reference

upper-left dashReference

Electrical

Charging system

generatorReference

—

Batteries

2Reference

—

Battery volts

6Reference

—

International Harvester TD-15 Tracks

Width

233 cmReference

241 cmReference

Test results

Fuel use

29.5 l/hourReference

—

Max pull

9650 kgReference

12134 kgReference

Belt fuel use (max)

—

34.1 l/hourReference

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

Final

—

38861 (TD182)Reference

Capacities

Diameter

—

29 cmReference

RPM

—

906Reference

Speed

—

849.78 meters/minReference

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.