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Tractor · 1973Unverified

Allis Chalmers 7030

Allis Chalmers 7030 — Row-Crop tractor · 131 hp. Reference specifications; pending source verification.

The Allis Chalmers 7030 is a tractor model with a rating of 131 hp, categorising it among the more powerful machines in its class. Manufactured between 1973 and 1974, this model features a 6-cylinder turbocharged diesel liquid-cooled engine, paired with a powershift transmission and two-wheel drive. It has a listed weight of 5638 kg and is suited for tasks on land areas of approximately 200–800 acres.

Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.

Rated power
131 hp
Max power
82.2 kW
Weight
5638 kg

Catalogue coverage

Variants represented
2
Richest spec table
68 rows
Recorded power
131 hp
Recorded weight
5638 kg
Transmissions
20-speed partial power shift
Production years
1973-1974
Verified variants
0

No linked source document is currently displayed; verify critical figures with the manufacturer or dealer.

Hover a source tag to verify

Overview

ManufacturerAllis ChalmersReference
Row-Crop tractorReference
Built in West Allis, Wisconsin, USAReference
Total built3,396Reference
Original price$17,035Reference
Two-wheel driveReference
Final drivesplanetaryReference
Differential lockhydraulic rearReference
Power steeringReference
Differential hydraulic wet discs brakesReference
Cab optionalReference

Engine

Allis Chalmers 7.0L 6-cyl dieselReference
Drawbar (claimed)82.0 kWReference
Drawbar (tested)82.2 kWReference
Allis Chalmers 3500 Mark IIReference
turbocharged dieselReference
6-cylinderReference
liquid-cooledReference
Displacement7.0 LReference
Bore/Stroke108 x 127 mmReference
Air cleanerdryReference
Compression16:1Reference
Rated RPM2300Reference
Starter volts12Reference
Power at rated engine speed97.7 kWReference
Max power82.2 kWReference

Transmission

20-speed partial power shiftReference
TransmissionAllis-Chalmers Power Director XXReference
Typepartial power shiftReference
Gears20 forward and 4 reverseReference
The Power Director provides five gears (1-5) in two ranges (slow-fast) with a two-speed power shift (low-high).Reference

PTO & Hydraulics

PTO (claimed)97.7 kWReference
PTO (tested)97.7 kWReference
Typeclosed centerReference
Pump flow83.3 lpmReference
Pump flow51.1 lpmReference
Total flow170.3 lpmReference
Steering flow36.0 lpmReference
Rear TypeIII/IIReference
Rear PTOindependentReference
Rear PTO Type540/1000 (1.375)Reference
Power at rated PTO speed97.8 kWReference

Dimensions

Wheelbase269 cmReference
Weight5638 kgReference
Front tire11.00-16Reference
Rear tire20.8-38Reference
Ag front11.00-16Reference
Ag rear20.8-38Reference
Length414 cmReference
Width242 cmReference
Height294 cmReference
Operating weight5638 kgReference
Ballasted weight7511 kgReference
Bar rear axle91 mmReference

Allis Chalmers 7030 attachments

front-end loaderReference

7030 Serial Numbers

Location:Above PTO shieldReference
19731001Reference
19742595Reference
Final4398Reference
FAQ: How to read a serial number table.Reference

Test results

Diesel 20-speed 2WDMarch 13 - 30, 1973Link: Nebraska Tractor Test 1119 fileReference
PTO performanceReference
Fuel use32.2 l/hourReference
Drawbar performanceReference
Gear 4SL used for power test.Reference
Max pull5719 kgReference
Gear 1FL used for pull test.Reference

Speeds

With 18.4x38 rear tires.Reference

Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.

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