Tractor · 1955Unverified
Allis Chalmers HD6
Allis Chalmers HD6 — Agricultural Crawler tractor · 57 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
57 hp
Max power
37.2 kW
Weight
12400 to 13400 pounds
Hover a source tag to verify
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 tank151.4 LReference
Engine (net)42.5 kWReference
Drawbar (claimed)33.6 kWReference
Belt (claimed)41.0 kWReference
Drawbar (tested)37.2 kWReference
Belt (tested)45.1 kWReference
Allis-Chalmers HD-344Reference
dieselReference
4-cylinderReference
liquid-cooled vertical I-headReference
Displacement5.6 LReference
Bore/Stroke113 x 141 mmReference
Power (net)42.5 kWReference
Compression15.0:1Reference
Rated RPM1800Reference
Starter volts24Reference
Oil capacity9.5 LReference
Coolant capacity14.2 LReference
Belt power (max)45.1 kWReference
Max power37.2 kWReference
Transmission
5-speed sliding gearReference
2-speed power shiftReference
Typesliding gearReference
Gears5 forward and 1 reverseReference
Oil capacity18.9 LReference
Typepower shiftReference
Gears2 forward and reverseReference
Dimensions
Weight12400 to 13400 poundsReference
13-inch tracksReference
Length322 cmReference
Width199 cmReference
Height167 cmReference
Shipping weight5624 kgReference
Operating weight6078 kgReference
Gauge111 cmReference
Gauge152 cmReference
HD6 Serial Numbers
Location:Serial number stamped on the rear of steering clutch housing or on the instrument panel. (upper-right)Reference
1955101Reference
19561147Reference
19576466Reference
19587948Reference
195910054Reference
196012506Reference
196113777Reference
196214898Reference
196316042Reference
196417105Reference
196518189Reference
FAQ: How to read a serial number table.Reference
Allis Chalmers HD6 Tracks
Width33 cmReference
Test results
Diesel 5-speed crawlerJuly 7 - 14, 1956Link: Nebraska Tractor Test 580 fileReference
Belt fuel use (max)20.1 l/hourReference
Drawbar performanceReference
Gear 2 used for power test.Reference
Max pull5731 kgReference
Gear 1 used for pull test.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.