Compare/Allis Chalmers M vs Allis Chalmers WF

Allis Chalmers M vs Allis Chalmers WF

Verdict: Allis Chalmers M vs Allis Chalmers WF

The Allis Chalmers M and the Allis Chalmers WF are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 22 hp. Allis Chalmers WF is the lighter machine (1,440 kg vs 2,812 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Allis Chalmers M holds more fuel (90.8 L vs 56.8 L) for longer stints between fills. Allis Chalmers WF is the newer design (1938 vs 1932). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.

Tune the fit score

Tell us about your operation

Acreage600 acBudgetMain crop / use

Fit & specs

Allis Chalmers

Fit score

Best match

Clear

Allis Chalmers

Fit score

Best match

Clear

Rated power

22 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

Allis ChalmersReference

Gear 2 used for power test.Reference

liquid-cooledReference

Total built

14,524Reference

—

Drive

crawlerReference

—

Variants

standard widthReference

—

wideReference

—

standardReference

—

row-cropReference

Engine

Fuel tank

90.8 LReference

56.8 LReference

Drawbar (claimed)

16.4 kWReference

—

Belt (claimed)

23.9 kWReference

—

Drawbar (tested)

22.1 kWReference

—

Belt (tested)

26.4 kWReference

—

Displacement

5.2 LReference

3.3 LReference

Bore/Stroke

114 x 127 mmReference

102 x 102 mmReference

Air cleaner

oil bathReference

—

Compression

4.7:1 (late)Reference

—

Rated RPM

1200Reference

—

Starter volts

6Reference

—

Oil capacity

11.4 LReference

—

Coolant capacity

22.7 LReference

—

Belt power (max)

26.1 kWReference

—

Max power

21.4 kWReference

—

Aux. fuel

—

3.8 LReference

Plows

—

2Reference

Firing order

—

1-2-4-3Reference

Transmission

Type

gearReference

Gears

4 forward and 1 reverseReference

Clutch

Rockford dry plateReference

—

Dimensions

Weight

2812 kgReference

1440 kgReference

Length

257 cmReference

301 cmReference

Height

142 cmReference

—

Gauge

101 cmReference

—

Wheelbase

—

177 cmReference

Front tire

—

5.5x16Reference

Rear tire

—

11.25x24Reference

Ag front

—

5.5x16Reference

Ag rear

—

11x28Reference

Height (hood)

—

139 cmReference

Rear tread

—

116 to 144 cmReference

M Serial Numbers

1932

1Reference

—

1933

42Reference

—

1934

402Reference

—

1935

842Reference

—

1936

1942Reference

—

1937

3842Reference

—

1938

7067Reference

389Reference

1939

8127Reference

1336Reference

1940

9540Reference

1892Reference

1941

11380Reference

2300Reference

1942

12947Reference

2704Reference

Location:

Right side of transmission caseReference

—

Allis Chalmers M Tracks

Width

145 cmReference

146 cmReference

Length on ground

143 cmReference

—

Area on ground

0.9 m²Reference

—

Ground pressure

0.3 barReference

—

Test results

Belt fuel use (max)

15.9 l/hourReference

—

Max pull

2272 kgReference

—

PTO & Hydraulics

PTO (claimed)

—

16.4 kWReference

Rear PTO

—

transmissionReference

Rear PTO Type

—

540Reference

WF Serial Number Location

WF Serial Numbers

1943

—

NoneReference

1944

—

3004Reference

1945

—

3195Reference

1946

—

3510Reference

1947

—

3748Reference

1948

—

4111Reference

Capacities

Diameter

—

22 cmReference

RPM

—

1170Reference

Speed

—

841.25 meters/minReference

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.