Compare/Allis Chalmers 7030 vs Allis Chalmers 7040

Allis Chalmers 7030 vs Allis Chalmers 7040

Verdict: Allis Chalmers 7030 vs Allis Chalmers 7040

The Allis Chalmers 7030 and the Allis Chalmers 7040 are both tractors — here is how they stack up on the figures that matter. Allis Chalmers 7040 leads on rated power with 136 hp against 131 hp. Allis Chalmers 7040 is the lighter machine (5,307 kg vs 5,638 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Allis Chalmers 7040 is the newer design (1975 vs 1973). In short: choose the Allis Chalmers 7040 for outright pulling power, or the Allis Chalmers 7030 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

Tune the fit score

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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

131 hp

136 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

Allis ChalmersReference

With 18.4x38 rear tires.Reference

Six gears in two ranges (slow/fast). Clutchless power shift between gears.Reference

Total built

3,396Reference

—

Original price

$17,035Reference

$24,550Reference

Final drives

planetaryReference

—

Differential lock

hydraulic rearReference

power standardReference

Steering

—

hydrostatic powerReference

Engine

Drawbar (claimed)

82.0 kWReference

87.2 kWReference

Drawbar (tested)

82.2 kWReference

85.3 kWReference

Displacement

7.0 LReference

Bore/Stroke

108 x 127 mmReference

Air cleaner

dryReference

—

Compression

16:1Reference

Rated RPM

2300Reference

Starter volts

12Reference

Power at rated engine speed

97.7 kWReference

101.6 kWReference

Max power

82.2 kWReference

85.3 kWReference

Pre-heating

—

coolant heater (optional)Reference

Oil capacity

—

18.0 LReference

Coolant capacity

—

29.3 LReference

Transmission

Allis-Chalmers Power Director XXReference

Power ShiftReference

Gears

20 forward and 4 reverseReference

12 forward and 2 reverseReference

PTO & Hydraulics

PTO (claimed)

97.7 kWReference

101.4 kWReference

PTO (tested)

97.7 kWReference

101.8 kWReference

Type

partial power shiftReference

Pump flow

51.1 lpmReference

83.3 lpmReference

Total flow

170.3 lpmReference

Steering flow

36.0 lpmReference

—

Rear Type

III/IIReference

Rear PTO

independentReference

Rear PTO Type

540/1000 (1.375)Reference

1000 (optional)Reference

Power at rated PTO speed

97.8 kWReference

101.5 kWReference

Hydraulic system

—

91.2 LReference

Capacity

—

91.2 LReference

Valves

—

2 or 3Reference

Dimensions

Wheelbase

269 cmReference

Weight

5638 kgReference

5307 kgReference

Front tire

11.00-16Reference

Rear tire

20.8-38Reference

18.4-38Reference

Ag front

11.00-16Reference

14L-16.1Reference

Ag rear

20.8-38Reference

16.9-38Reference

Length

414 cmReference

440 cmReference

Width

242 cmReference

303 cmReference

Height

294 cmReference

—

Operating weight

5638 kgReference

5307 kgReference

Ballasted weight

7511 kgReference

7883 kgReference

Bar rear axle

91 mmReference

—

Clearance (front axle)

—

56 cmReference

Clearance (rear axle)

—

71 cmReference

Front tread

—

157 to 223 cmReference

Rear tread

—

162 to 231 cmReference

Steering wheel

—

220 cmReference

Allis Chalmers 7030 attachments

7030 Serial Numbers

1973

1001Reference

—

1974

2595Reference

—

Location:

Above PTO shieldReference

Final

4398Reference

—

Test results

Fuel use

32.2 l/hourReference

33.7 l/hourReference

Max pull

5719 kgReference

6144 kgReference

Speeds

Capacities

Fuel

—

49.2 LReference

Allis Chalmers 7040 attachments

7040 Serial Numbers

1975

—

1303Reference

1976

—

4089Reference

1977

—

6839Reference

Electrical

Charging system

—

alternatorReference

Battery volts

—

12Reference

Allis Chalmers 7040 Height

Hood

—

172 cmReference

Exhaust

—

294 cmReference

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.