Compare/Allis Chalmers H-4 Loader vs Allis Chalmers M7

Allis Chalmers H-4 Loader vs Allis Chalmers M7

Verdict: Allis Chalmers H-4 Loader vs Allis Chalmers M7

The Allis Chalmers H-4 Loader and the Allis Chalmers M7 are both industrial tractors — here is how they stack up on the figures that matter. Allis Chalmers M7 leads on rated power with 63 hp against 59 hp. Allis Chalmers M7 is the lighter machine (2,620 kg vs 5,624 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Allis Chalmers H-4 Loader holds more fuel (68.1 L vs 39.7 L) for longer stints between fills. Allis Chalmers H-4 Loader is the newer design (1966 vs 1944). In short: choose the Allis Chalmers M7 for outright pulling power, or the Allis Chalmers H-4 Loader if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

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Acreage600 acBudgetMain crop / use

Fit & specs

Allis Chalmers

Fit score

Best match

Clear

Allis Chalmers

Fit score

Best match

Clear

Rated power

59 hp

63 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

Allis ChalmersReference

liquid-cooledReference

Three gears, plus reverse, with two-speed range shift.Reference

Drive

crawlerReference

half-trackReference

Total built

—

291Reference

Variants

H-4

crawlerReference

—

H-4 Loader

loader-crawlerReference

—

Engine

Fuel tank

68.1 LReference

39.7 LReference

Engine (gross)

44.0 kWReference

—

Displacement

3.3 LReference

2.2 LReference

Bore/Stroke

99 x 108 mmReference

79 x 111 mmReference

Power (gross)

44.0 kWReference

—

Air cleaner

dryReference

—

Compression

8.5:1Reference

6.48:1Reference

Rated RPM

2100Reference

4000Reference

Torque

233.2 NmReference

142.4 NmReference

Torque RPM

1400Reference

2000Reference

Starter

electricReference

Starter volts

12Reference

6Reference

Oil capacity

11.6 LReference

4.7 LReference

Coolant capacity

15.1 LReference

11.4 LReference

Engine

—

47.0 kWReference

Power

—

47.0 kWReference

Fuel system

—

carburetorReference

Pre-heating

—

gasoline-fired boilerReference

Transmission

Type

torque converterReference

gearReference

Gears

3 forward and reverseReference

6 forward and 2 reverseReference

Clutch

hydraulic discReference

203.2mm mechanical dry discReference

Transmission

—

WarnerReference

PTO & Hydraulics

Pressure

112.0 barReference

—

Pump flow

94.6 lpmReference

—

Dimensions

Weight

5624 kgReference

2620 to 3120 poundsReference

Length

392 cmReference

332 cmReference

Height (hood)

187 cmReference

—

Clearance (drawbar)

25 cmReference

40 cmReference

Gauge

129 cmReference

—

Wheelbase

—

205 cmReference

Front tire

—

4.00-15Reference

Rear tire

—

70x12Reference

Industrial front

—

4.00-15Reference

Industrial rear

—

70x12 skisReference

Height

—

162 cmReference

Clearance (front axle)

—

34 cmReference

Front tread

—

101 cmReference

Rear tread

—

114 cmReference

Shipping

—

1188 kgReference

Operating

—

1415 kgReference

Allis Chalmers H-4 Loader attachments

H-4 Loader Serial Numbers

Location:

Serial number on the front of the crawler, below the grill.Reference

Serial number plate on the right side of the driver's compartment.Reference

Allis Chalmers H-4 Loader Tracks

Width

167 cmReference

160 cmReference

Length on ground

177 cmReference

—

Area on ground

0.5 m²Reference

—

Ground pressure

0.5 barReference

—

M7 Serial Numbers

Electrical

Ground

—

negativeReference

Charging system

—

generatorReference

Charging amps

—

40Reference

Battery volts

—

6Reference

Battery AH

—

116Reference

Capacities

Tow capacity

—

1360 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.