Compare/McCormick-Deering Super W-6 vs McCormick-Deering Super WD-9

McCormick-Deering Super W-6 vs McCormick-Deering Super WD-9

Verdict: McCormick-Deering Super W-6 vs McCormick-Deering Super WD-9

The McCormick-Deering Super W-6 and the McCormick-Deering Super WD-9 are both tractors — here is how they stack up on the figures that matter. McCormick-Deering Super WD-9 leads on rated power with 65 hp against 43 hp. McCormick-Deering Super W-6 is the lighter machine (2,358 kg vs 3,311 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. McCormick-Deering Super WD-9 holds more fuel (132.5 L vs 79.5 L) for longer stints between fills. McCormick-Deering Super WD-9 is the newer design (1953 vs 1952). In short: choose the McCormick-Deering Super WD-9 for outright pulling power, or the McCormick-Deering Super W-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

43 hp

65 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

McCormick-Deering (a part of International Harvester)Reference

The Torque Amplifier was available on the Super W-6-TA in 1954Reference

Gear 1 used for pull test.Reference

Total built

6,891Reference

10,938Reference

Steering

—

manualReference

Variants

Super WD-6

diesel engineReference

—

Super M

row-cropReference

—

Super WDR-9

—

rice specialReference

Engine

Fuel tank

79.5 LReference

132.5 LReference

Aux. fuel

3.3 LReference

—

Drawbar (tested)

31.8 kWReference

42.8 kWReference

Belt (tested)

35.4 kWReference

48.6 kWReference

Displacement

4.3 LReference

5.7 LReference

Bore/Stroke

102 x 133 mmReference

114 x 140 mmReference

Air cleaner

oil bathReference

—

Compression

6.75:1Reference

15.6:1Reference

Rated RPM

1450Reference

1500Reference

Torque

501.7 NmReference

—

Torque RPM

997Reference

—

Starter volts

6Reference

12Reference

Coolant capacity

22.7 LReference

34.1 LReference

Belt power (max)

35.4 kWReference

48.6 kWReference

Max power

31.8 kWReference

42.8 kWReference

Belt (claimed)

—

48.5 kWReference

Starter

—

gasoline-startReference

Transmission

Type

partial power shiftReference

gearReference

Gears

10 forward and 2 reverseReference

5 forward and 1 reverseReference

Clutch

dry discReference

Transmission

Torque AmplifierReference

—

Dimensions

Wheelbase

192 cmReference

211 cmReference

Weight

2358 kgReference

3311 kgReference

Length

317 cmReference

355 cmReference

Height

230 cmReference

210 cmReference

Operating weight

2358 kgReference

—

Ballasted weight

4144 kgReference

5801 kgReference

Front tire

—

7.50x18Reference

Rear tire

—

18.00x26Reference

Ag front

—

7.50x18Reference

Ag rear

—

18.00x26Reference

Front tread

—

132 cmReference

Rear tread

—

168 cmReference

Super W-6 Serial Numbers

1952

501Reference

—

1953

2908Reference

501Reference

1954

10001 (Super W-6-TA)Reference

1935Reference

Location:

Clutch housing, left sideReference

—

Final

13006 (Super W-6-TA)Reference

7242 (WDR-9)Reference

Capacities

Diameter

27 cmReference

35 cmReference

Width

177 cmReference

205 cmReference

RPM

899Reference

707Reference

Speed

788.82 meters/minReference

790.35 meters/minReference

Test results

Belt fuel use (max)

20.8 l/hourReference

17.0 l/hourReference

Max pull

2619 kgReference

3817 kgReference

PTO & Hydraulics

Rear PTO Type

—

540Reference

Super WD-9 Serial Number Location

Super WD-9 Serial Numbers

1955

—

5232Reference

1956

—

6866 (WDR-9)Reference

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.