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Tractor · 1931Unverified

McCormick-Deering T-20

Name: McCormick-Deering T-20
Brand: McCormick-Deering

McCormick-Deering T-20 — Agricultural Crawler tractor · 18 hp. Reference specifications; pending source verification.

The McCormick-Deering T-20 is a compact tractor with a power rating of 18 hp. Manufactured between 1931 and 1939, it features a 4-cylinder liquid-cooled engine. The T-20 has a tracked undercarriage with a 3-speed gearbox and a listed weight of 3179 kg. Its intended application is for tasks covering up to 200 acres.

Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.

Rated power

18 hp

Max power

17.4 kW

Weight

3179 kg

Catalogue coverage

Variants represented

Richest spec table

51 rows

Recorded power

18 hp

Recorded weight

3179 kg

Transmissions

3-speed gear

Production years

1931-1939

Verified variants

No linked source document is currently displayed; verify critical figures with the manufacturer or dealer.

Hover a source tag to verify

Overview

ManufacturerMcCormick-Deering (a part of International Harvester)Reference

Agricultural Crawler tractorReference

Built in Chicago, Illinois, USAReference

Total built15,199Reference

DrivecrawlerReference

SteeringDry, single plate clutch, 11-inchReference

Dry disc brakesReference

Open operator station.Reference

Engine

International Harvester 3.6L 4-cyl keroseneReference

Fuel tank83.3 LReference

Aux. fuel3.8 LReference

Drawbar (claimed)13.4 kWReference

Belt (claimed)18.6 kWReference

Drawbar (tested)17.4 kWReference

Belt (tested)19.8 kWReference

International HarvesterReference

keroseneReference

4-cylinderReference

liquid-cooled vertical I-headReference

Displacement3.6 LReference

Bore/Stroke95 x 127 mmReference

Rated RPM1250Reference

Firing order1-3-4-2Reference

Coolant capacity26.5 LReference

Belt power (max)19.8 kWReference

Max power17.4 kWReference

Transmission

3-speed gearReference

TypegearReference

Gears3 forward and 1 reverseReference

Dimensions

Weight3179 kgReference

TracksReference

Length311 cmReference

Width139 cmReference

Height140 cmReference

T-20 Serial Numbers

Location:Seat, right sideReference

1931ST501Reference

1932ST1420Reference

1933ST151Reference

1934ST2685Reference

1935ST3586Reference

1936ST5973Reference

1937ST9117Reference

1938ST13173Reference

1939ST14636Reference

FAQ: How to read a serial number table.Reference

Test results

Kerosene 3-speed crawlerOctober 10 - 26, 1931Link: Nebraska Tractor Test 199 fileReference

Belt fuel use (max)9.8 l/hourReference

Drawbar performanceReference

Gear 1 used for power test.Reference

Max pull2338 kgReference

Gear 1 used for pull test.Reference

Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.

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