The Allis Chalmers HD6AG is a tractor model with a power rating of 90 hp, placing it in the middle of its class. Manufactured from 1965 to 1974, this tractor features a 4-cylinder turbocharged diesel liquid-cooled engine and a tracked undercarriage with a powershift transmission. The listed weight is 6078 kg, and it is suitable for tasks covering approximately 200–800 acres.
Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.
Rated power
90 hp
Weight
6078 kg
Catalogue coverage
Variants represented
2
Richest spec table
32 rows
Recorded power
90 hp
Recorded weight
6078 kg
Transmissions
5-speed sliding gear
Production years
1965-1974
Verified variants
0
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Overview
ManufacturerAllis ChalmersReference
Agricultural Crawler tractorReference
Built in Springfield, Illinois, USAReference
DrivecrawlerReference
Open operator station.Reference
Variants
HD6A44-inch gaugeReference
HD6B60-inch gaugeReference
HD6E5-rollerReference
HD6GloaderReference
HD6EPpower shiftReference
HD6AGturbochargedReference
Engine
Allis-Chalmers 5.6L 4-cyl dieselReference
Fuel tank140.0 LReference
Engine67.1 kWReference
Allis-ChalmersReference
turbocharged dieselReference
4-cylinderReference
liquid-cooled vertical I-headReference
Displacement5.6 LReference
Bore/Stroke113 x 141 mmReference
Power67.1 kWReference
Compression16.25:1Reference
Rated RPM1800Reference
Starter volts24Reference
Transmission
5-speed sliding gearReference
Typesliding gearReference
Gears5 forward and 1 reverseReference
Dimensions
Weight6078 kgReference
TracksReference
Length322 cmReference
Height167 cmReference
HD6AG Serial Numbers
Location:Steering clutch housing or instrument panelReference
Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.
