Compare/Allis Chalmers 440 vs Allis Chalmers 7580

Allis Chalmers 440 vs Allis Chalmers 7580

Verdict: Allis Chalmers 440 vs Allis Chalmers 7580

The Allis Chalmers 440 and the Allis Chalmers 7580 are both tractors — here is how they stack up on the figures that matter. Allis Chalmers 440 leads on rated power with 218 hp against 186 hp. Allis Chalmers 440 is the lighter machine (9,176 kg vs 23,100 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Allis Chalmers 7580 is the newer design (1976 vs 1973). In short: choose the Allis Chalmers 440 for outright pulling power, or the Allis Chalmers 7580 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

218 hp

186 hp

Confidence

40%

Guide price

—

Overview

Distributor

Allis ChalmersReference

—

Manufacturer

SteigerReference

Allis ChalmersReference

liquid-cooled V8Reference

With 20.8x38 rear tires.Reference

Total built

1,033Reference

1610Reference

Original price

$38,179Reference

$63,084Reference

Final drives

outboard planetaryReference

—

Steering

articulated hydraulic powerReference

hydrostatic powerReference

Engine

162.6 kWReference

—

Drawbar (claimed)

123.0 kWReference

114.1 kWReference

Plows

7-8Reference

—

Displacement

9.1 LReference

7.0 LReference

Bore/Stroke

117 x 105 mmReference

108 x 127 mmReference

Power

162.6 kWReference

—

Compression

17:1Reference

16:1Reference

Rated RPM

2800Reference

2550Reference

Starter type

electricReference

—

Fuel tank

—

643.5 LReference

Drawbar (tested)

—

114.6 kWReference

Air cleaner

—

dryReference

Idle RPM

—

775-2750Reference

Firing order

—

1-5-3-6-2-4Reference

Starter volts

—

12Reference

Oil capacity

—

23.7 LReference

Coolant capacity

—

36.0 LReference

Power at rated engine speed

—

139.0 kWReference

Max power

—

114.6 kWReference

Transmission

EatonReference

Power DirectorReference

Gears

10 forward and 2 reverseReference

20 forward and 4 reverseReference

Clutch

cerametallic dry discReference

—

PTO & Hydraulics

Type

open centerReference

partial power shiftReference

Pressure

137.9 barReference

—

Valves

3Reference

3 to 4Reference

Pump flow

79.5 lpmReference

87.1 lpmReference

Steering flow

60.6 lpmReference

—

Steering press.

103.4 barReference

—

Rear Type

III/IVReference

IIIReference

PTO (claimed)

—

138.7 kWReference

PTO (tested)

—

139.0 kWReference

Total flow

—

283.5 lpmReference

Rear PTO

—

independentReference

Rear PTO Type

—

1000Reference

Dimensions

Weight

9176 kgReference

23100 to 23510 poundsReference

Front tire

23.1-26Reference

20.8x38Reference

Rear tire

23.1-26Reference

20.8x38Reference

Ag front

23.1-26Reference

18.4x38Reference

Ag rear

23.1-26Reference

18.4x38Reference

Length

579 cmReference

571 cmReference

Width

266 cmReference

303 cmReference

Height

353 cmReference

—

Wheelbase

—

320 cmReference

Height (hood)

—

216 cmReference

Height (exhaust)

—

381 cmReference

Ground clearance

—

43 cmReference

Front tread

—

157 to 312 cmReference

Rear tread

—

157 to 312 cmReference

Shipping

—

10478 kgReference

Operating

—

10664 kgReference

Ballasted

—

11340 kgReference

7580 Serial Numbers

1976

—

1001Reference

1977

—

1288Reference

1978

—

1605Reference

1979

—

2218Reference

1980

—

2486Reference

1981

—

2717Reference

Location:

—

Front frame, rear left sideReference

Final

—

3018Reference

Electrical

Charging system

—

alternatorReference

Batteries

—

4Reference

Battery volts

—

12Reference

Test results

Fuel use

—

47.7 l/hourReference

Max pull

—

10573 kgReference

Speeds

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.