Compare/McCormick-Deering T-40 vs McCormick-Deering TD-40

McCormick-Deering T-40 vs McCormick-Deering TD-40

Verdict: McCormick-Deering T-40 vs McCormick-Deering TD-40

The McCormick-Deering T-40 and the McCormick-Deering TD-40 are both tractors — here is how they stack up on the figures that matter. McCormick-Deering TD-40 leads on rated power with 37 hp against 35 hp. McCormick-Deering T-40 is the lighter machine (5,792 kg vs 12,400 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. McCormick-Deering T-40 is the newer design (1937 vs 1933). In short: choose the McCormick-Deering TD-40 for outright pulling power, or the McCormick-Deering T-40 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

Tune the fit score

Tell us about your operation

Acreage600 acBudgetMain crop / use

Fit & specs

McCormick-Deering

Fit score

Best match

Clear

McCormick-Deering

Fit score

Best match

Clear

Rated power

35 hp

37 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

McCormick-Deering (a part of International Harvester)Reference

Gasoline 5-speed crawlerMay 4 - 14, 1937Link: Nebraska Tractor Test 281 fileReference

Gear 1 used for power test.Reference

Total built

1,313Reference

—

Drive

crawlerReference

Engine

Fuel tank

159.0 LReference

Drawbar (claimed)

26.1 kWReference

27.6 kWReference

Belt (claimed)

33.6 kWReference

35.8 kWReference

Drawbar (tested)

33.0 kWReference

36.2 kWReference

Belt (tested)

38.5 kWReference

39.9 kWReference

Displacement

4.9 LReference

7.6 LReference

Bore/Stroke

95 x 114 mmReference

121 x 165 mmReference

Rated RPM

1750Reference

1100Reference

Coolant capacity

45.4 LReference

56.8 LReference

Belt power (max)

38.5 kWReference

39.9 kWReference

Max power

33.0 kWReference

36.2 kWReference

Aux. fuel

—

4.7 LReference

Compression

—

15:1Reference

Oil capacity

—

11.4 LReference

Transmission

Type

gearReference

—

Gears

5 forward and 1 reverseReference

Clutch

dry discReference

—

Dimensions

Weight

5792 kgReference

5783 kgReference

Length

358 cmReference

355 cmReference

Width

165 cmReference

161 cmReference

Height

165 cmReference

—

Height (exhaust)

—

209 cmReference

Ground clearance

—

29 cmReference

T-40 Serial Numbers

1937

6652Reference

6654Reference

1938

7921Reference

7922Reference

1939

8706Reference

—

Location:

Seat, right sideReference

Test results

Max pull

4333 kgReference

4756 kgReference

Belt fuel use (max)

—

14.0 l/hourReference

PTO & Hydraulics

Rear PTO Type

—

535Reference

TD-40 Serial Numbers

1933

—

973Reference

1934

—

1472Reference

1935

—

3069Reference

1936

—

4651Reference

Capacities

Diameter

—

42 cmReference

RPM

—

591Reference

McCormick-Deering TD-40 Tracks

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.