Compare/McCormick-Deering O-6 vs McCormick-Deering TD-40

McCormick-Deering O-6 vs McCormick-Deering TD-40

Verdict: McCormick-Deering O-6 vs McCormick-Deering TD-40

The McCormick-Deering O-6 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 34 hp. McCormick-Deering O-6 is the lighter machine (2,408 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 TD-40 holds more fuel (159.0 L vs 79.5 L) for longer stints between fills. McCormick-Deering O-6 is the newer design (1940 vs 1933). In short: choose the McCormick-Deering TD-40 for outright pulling power, or the McCormick-Deering O-6 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

34 hp

37 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

McCormick-DeeringReference

McCormick-Deering (a part of International Harvester)Reference

liquid-cooledReference

Gear 1 used for power test.Reference

Drive

—

crawlerReference

Variants

W-6

standardReference

—

O-6

orchardReference

—

OS-6

orchard without full sheet metalReference

—

ODS-6

diesel OS-6Reference

—

I-6

industrialReference

—

ID-6

diesel industrialReference

—

Engine

Fuel tank

79.5 LReference

159.0 LReference

Aux. fuel

3.3 LReference

4.7 LReference

Drawbar (claimed)

25.0 kWReference

27.6 kWReference

Belt (claimed)

28.7 kWReference

35.8 kWReference

Displacement

4.1 LReference

7.6 LReference

Bore/Stroke

98 x 133 mmReference

121 x 165 mmReference

Compression

4.5:1 (kerosene)Reference

15:1Reference

Rated RPM

1450Reference

1100Reference

Drawbar (tested)

—

36.2 kWReference

Belt (tested)

—

39.9 kWReference

Oil capacity

—

11.4 LReference

Coolant capacity

—

56.8 LReference

Belt power (max)

—

39.9 kWReference

Max power

—

36.2 kWReference

Transmission

Type

gearReference

—

Gears

5 forward and 1 reverseReference

PTO & Hydraulics

Rear PTO Type

540Reference

535Reference

Dimensions

Wheelbase

193 cmReference

—

Weight

2408 kgReference

5783 kgReference

Front tire

6.00-16Reference

—

Rear tire

13-26Reference

—

Ag front

6.00-16Reference

—

Ag rear

13-26Reference

—

Length

338 cmReference

355 cmReference

Height

161 cmReference

—

Clearance (front axle)

38 cmReference

—

Front tread

118 cmReference

—

Rear tread

114 cmReference

—

Height (exhaust)

—

209 cmReference

Ground clearance

—

29 cmReference

Capacities

Diameter

27 cmReference

42 cmReference

Width

165 cmReference

161 cmReference

RPM

899Reference

591Reference

Speed

788.82 meters/minReference

—

TD-40 Serial Numbers

1933

—

973Reference

1934

—

1472Reference

1935

—

3069Reference

1936

—

4651Reference

1937

—

6654Reference

1938

—

7922Reference

Location:

—

Seat, right sideReference

McCormick-Deering TD-40 Tracks

Test results

Max pull

—

4756 kgReference

Belt fuel use (max)

—

14.0 l/hourReference

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.