Tractor · 1949Unverified
International Harvester TD-18A Series 182
International Harvester TD-18A Series 182 — Model year 1949-19551955-19561956-1958 · 103 hp. Reference specifications; pending source verification.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
103 hp
Max power
74.7 kW
Weight
9752 kg
Hover a source tag to verify
Overview
ManufacturerInternational HarvesterReference
Agricultural Crawler tractorReference
Built in Melrose Park, Illinois, USAReference
Total built22,016Reference
DrivecrawlerReference
Steeringhydraulic steering clutchesReference
Mechanical band brakesReference
Open operator station.Reference
Engine
International Harvester 11.3L 6-cyl dieselReference
Fuel tank227.1 LReference
Aux. fuel5.0 LReference
Drawbar (claimed)76.8 kWReference
Drawbar (claimed)81.3 kWReference
Belt (claimed)87.2 kWReference
Drawbar (tested)79.5 kWReference
Belt (tested)90.7 kWReference
International Harvester D-691Reference
dieselReference
6-cylinderReference
liquid-cooled vertical I-headReference
Displacement11.3 LReference
Bore/Stroke121 x 165 mmReference
Compression15.04:1Reference
Rated RPM1450 (early)Reference
Rated RPM1550 (late)Reference
Startergasoline-startReference
Starter volts12Reference
Coolant capacity98.4 LReference
Belt power (max)90.7 kWReference
Max power74.7 kWReference
Max power79.5 kWReference
Transmission
6-speed gearReference
TypegearReference
Gears6 forward and 2 reverseReference
Dimensions
Weight9752 kgReference
TracksReference
Length421 cmReference
Width241 cmReference
Height269 cmReference
TD-18A Serial Numbers
Location:upper-left dashReference
194922536 (TDR)Reference
195022837 (TDR)Reference
195124668 (TDR)Reference
195227245 (TDR)Reference
195329201 (TDR)Reference
195432089 (TDR)Reference
195533507 (TDR)Reference
Final33649 (TD181)Reference
195533650 (TD181)Reference
195635725 (TD181)Reference
Final36100 (TD181)Reference
195636101 (TD182)Reference
195737882 (TD182)Reference
195838805 (TD182)Reference
Final38861 (TD182)Reference
FAQ: How to read a serial number table.Reference
Capacities
Diameter29 cmReference
Width27 cmReference
RPM906Reference
Speed849.78 meters/minReference
Test results
NTTL 588: 1450 RPM diesel 6-speed crawlerReference
NTTL 629: 1550 RPM diesel 6-speed crawlerReference
1450 RPM diesel 6-speed crawlerAugust 10 - 15, 1956Link: Nebraska Tractor Test 588 fileReference
Belt fuel use (max)34.1 l/hourReference
Drawbar performanceReference
Gear 2 used for power test.Reference
Max pull11404 kgReference
Gear 1 used for pull test.Reference
1550 RPM diesel 6-speed crawlerSeptember 3 - 14, 1957Link: Nebraska Tractor Test 629 fileReference
Max pull12134 kgReference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.