Compare/Allis Chalmers A vs Allis Chalmers HD5

Allis Chalmers A vs Allis Chalmers HD5

Verdict: Allis Chalmers A vs Allis Chalmers HD5

The Allis Chalmers A and the Allis Chalmers HD5 are both tractors — here is how they stack up on the figures that matter. Allis Chalmers A leads on rated power with 33 hp against 30 hp. Allis Chalmers A is the lighter machine (3,254 kg vs 10,500 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Allis Chalmers HD5 is the newer design (1946 vs 1936). In short: choose the Allis Chalmers A for outright pulling power, or the Allis Chalmers HD5 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

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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

33 hp

30 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

Allis ChalmersReference

distillateReference

Gear 1 used for pull test.Reference

Total built

1,225Reference

29,255Reference

Drive

—

crawlerReference

Engine

Aux. fuel

5.7 LReference

—

Drawbar (claimed)

29.6 kWReference

22.4 kWReference

Belt (claimed)

38.2 kWReference

32.1 kWReference

Plows

4 (14 inch)Reference

—

Displacement

8.4 LReference

2.3 LReference

Bore/Stroke

127 x 165 mmReference

108 x 127 mmReference

Compression

4.4:1Reference

16.0:1Reference

Fuel tank

—

140.0 LReference

Drawbar (tested)

—

28.5 kWReference

Belt (tested)

—

35.7 kWReference

Rated RPM

—

1800Reference

Starter volts

—

12Reference

Oil capacity

—

18.9 LReference

Coolant capacity

—

14.2 LReference

Belt power (max)

—

35.7 kWReference

Max power

—

28.5 kWReference

Transmission

Type

non-synchronized gearReference

sliding gearReference

Gears

4 forward and 1 reverseReference

5 forward and 1 reverseReference

Dimensions

Weight

3254 kgReference

10500 to 11250 poundsReference

Rear tire

48x12.1Reference

—

Ag rear

48x12.1 (steel)Reference

—

Length

355 cmReference

317 cmReference

Height

167 cmReference

153 cmReference

Shipping weight

—

5103 kgReference

Ground clearance

—

28 cmReference

Gauge

—

152 cmReference

A Serial Numbers

1936

25701Reference

—

1937

25726Reference

—

1938

26305Reference

—

1939

26614Reference

—

1940

26782Reference

—

1941

26896Reference

—

1942

26915Reference

—

Final

26925Reference

—

Capacities

Diameter

33 cmReference

—

Width

160 cmReference

199 cmReference

RPM

1000Reference

—

Speed

963.17 meters/minReference

—

HD5 Serial Numbers

1946

—

1Reference

1947

—

7Reference

1948

—

1358Reference

1949

—

4316Reference

1950

—

7499Reference

1951

—

11071Reference

1952

—

14290Reference

1953

—

17558Reference

1954

—

21837Reference

1955

—

25564Reference

Location:

—

Steering clutch housing or instrument panelReference

Allis Chalmers HD5 Tracks

Length on ground

—

163 cmReference

Area on ground

—

1.1 m²Reference

Test results

Belt fuel use (max)

—

14.4 l/hourReference

Max pull

—

4549 kgReference

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.