Tractor · 1951Unverified
Allis Chalmers HD15
Allis Chalmers HD15 — Agricultural Crawler tractor · 82 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
82 hp
Max power
77.9 kW
Weight
27850 to 30895 pounds
Hover a source tag to verify
Overview
ManufacturerAllis ChalmersReference
Agricultural Crawler tractorReference
Built in Springfield, Illinois, USAReference
Total built3,909Reference
DrivecrawlerReference
Steeringhydraulic steering clutchesReference
Open operator station.Reference
Engine
General Motors 7.0L 6-cyl dieselReference
Drawbar (claimed)61.1 kWReference
Belt (claimed)78.3 kWReference
Drawbar (tested)77.9 kWReference
Belt (tested)87.8 kWReference
General MotorsReference
blower dieselReference
6-cylinderReference
liquid-cooled 2-cycle vertical I-headReference
Displacement7.0 LReference
Bore/Stroke108 x 127 mmReference
Compression16.0:1Reference
Rated RPM1600Reference
Starter volts12Reference
Oil capacity18.9 LReference
Coolant capacity44.5 LReference
Belt power (max)87.8 kWReference
Max power77.9 kWReference
Transmission
6-speedReference
Transmissionconstant meshReference
Gears6 forward and 3 reverseReference
Oil capacity32.2 LReference
Capacities
Fuel346.3 LReference
Steering9.5 LReference
Diameter45 cmReference
Width38 cmReference
RPM693Reference
Speed995.48 meters/minReference
Dimensions
Weight27850 to 30895 poundsReference
20-inch tracksReference
Length459 cmReference
Width245 cmReference
Height241 cmReference
Shipping weight12632 kgReference
Operating weight14013 kgReference
Ground clearance36 cmReference
Gauge187 cmReference
HD15 Serial Numbers
Location:Steering clutch housing or instrument panelReference
19501Reference
19512Reference
1952811Reference
19531858Reference
19542856Reference
19553685Reference
Final3909Reference
FAQ: How to read a serial number table.Reference
Allis Chalmers HD15 Tracks
Width50 cmReference
Test results
July 17 - August 2, 1951Link: Nebraska Tractor Test 464 fileReference
Drawbar performanceReference
Max pull13335 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.