Head to head · Crawler

Allis Chalmers HD10 vs Allis Chalmers HD9

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Allis ChalmersModel A

Allis Chalmers HD10

Crawler

power
Not recorded
displacement
284 ci
Cylinders
4
Forward gears
6
Full HD10 specs
Image not recorded
Allis ChalmersModel B

Allis Chalmers HD9

Industrial

power
Not recorded
displacement
284 ci
Cylinders
4
Forward gears
6
Full HD9 specs
Allis ChalmersAllis Chalmers HD10
vs
Allis ChalmersAllis Chalmers HD9

How they compare

Headline specs vs. the whole Crawler

n = 134–192

Engine Displacement

= Effectively tied
HD10284 ci
HD9284 ci
Median Crawler Tractor468 ci

HD10 is in the 40th percentile; HD9 is in the 40th · 191 models

Cylinders

= Effectively tied
HD104
HD94
Median Crawler Tractor6

HD10 is in the 33rd percentile; HD9 is in the 33rd · 192 models

Forward Gears

= Effectively tied
HD106
HD96
Median Crawler Tractor10

HD10 is in the 34th percentile; HD9 is in the 34th · 179 models

Operating Weight

▲ HD10 higher · +1,580 lb (+8%)
HD1020,380 lb
HD918,800 lb
Median Crawler Tractor23,320 lb

HD10 is in the 48th percentile; HD9 is in the 46th · 173 models

HD10 (A)HD9 (B)Median Crawler Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers HD10Allis Chalmers HD9Difference
ManufacturerAllis ChalmersAllis ChalmersSame
ModelHD10HD9—
CategoryCrawlerIndustrial—

Engine

SpecAllis Chalmers HD10Allis Chalmers HD9Difference
ManufacturerGeneral MotorsGeneral MotorsSame
Rated RPM1,600RPM1,600RPMSame
Cylinders44Same
Displacement284ci284ciSame
Bore4.3in4.3inSame
Stroke5in5inSame

Transmission

SpecAllis Chalmers HD10Allis Chalmers HD9Difference
TypeSliding GearGear—

Dimensions & Weight

SpecAllis Chalmers HD10Allis Chalmers HD9Difference
Length150in150inSame
Width94in95.1in▲ HD9+1.1 in · +1%
Height78in73.1in▲ HD10+4.9 in · +7%
Operating Weight20,380lb18,800lb▲ HD10+1,580 lb · +8%

Chassis & Drive

SpecAllis Chalmers HD10Allis Chalmers HD9Difference
Chassis TypeTrackNot recorded—
Drive TypeTrackedNot recorded—

Electrical

SpecAllis Chalmers HD10Allis Chalmers HD9Difference
Starter TypeElectricElectricSame

Capacities

SpecAllis Chalmers HD10Allis Chalmers HD9Difference
Coolant9.8gal7.3gal▲ HD10+2.5 gal · +34%

Category context

Both models against the field

Engine Displacement

median 468 ci
A · 40th percentile (284 ci)B · 40th percentile (284 ci)

Cylinders

median 6
A · 33rd percentile (4)B · 33rd percentile (4)

Forward Gears

median 10
A · 34th percentile (6)B · 34th percentile (6)

Operating Weight

median 23,320 lb
A · 48th percentile (20,380 lb)B · 46th percentile (18,800 lb)

Length

median 146 in
A · 52nd percentile (150 in)B · 52nd percentile (150 in)
A · HD10B · HD9Median Crawler Tractor
Full spec pageAllis Chalmers HD10Full spec pageAllis Chalmers HD9