Tractor · 1973Unverified
Allis Chalmers 7030
Allis Chalmers 7030 — Row-Crop tractor · 131 hp. Reference specifications; pending source verification.
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
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.