Head to head · Utility

Allis Chalmers 6140 vs International Harvester D-440

Allis Chalmers 6140 Tractor
Allis ChalmersModel A

Allis Chalmers 6140

Utility

power
40 hp
displacement
142 ci
Cylinders
3
Forward gears
10
Full 6140 specs
Image not recorded
International HarvesterModel B

International Harvester D-440

Utility

power
40 hp
displacement
133 ci
Cylinders
4
Forward gears
8
Full D-440 specs
Allis ChalmersAllis Chalmers 6140
vs
International HarvesterInternational Harvester D-440

How they compare

Headline specs vs. the whole Utility

n = 3,933–5,720

Engine Power

= Effectively tied
614040 hp
D-44040 hp
Median Utility Tractor55 hp

6140 is in the 33rd percentile; D-440 is in the 33rd · 5,383 models

Engine Displacement

▲ 6140 higher · +9 ci (+7%)
6140142 ci
D-440133 ci
Median Utility Tractor183 ci

6140 is in the 36th percentile; D-440 is in the 31st · 5,580 models

Cylinders

▲ D-440 higher · +1 (+33%)
61403
D-4404
Median Utility Tractor4

6140 is in the 23rd percentile; D-440 is in the 50th · 5,720 models

Forward Gears

▲ 6140 higher · +2 (+25%)
614010
D-4408
Median Utility Tractor12

6140 is in the 39th percentile; D-440 is in the 23rd · 4,941 models

6140 (A)D-440 (B)Median Utility Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers 6140International Harvester D-440Difference
ManufacturerAllis ChalmersInternational Harvester—
Model6140D-440—
CategoryUtilityUtilitySame

Engine

SpecAllis Chalmers 6140International Harvester D-440Difference
ManufacturerToyoshaInternational Harvester—
ModelNot recordedDD-132S—
Power Output40hp40hpSame
Rated RPM2,500RPM1,900RPM▲ 6140+600 RPM · +32%
Cylinders34▲ D-440+1 · +33%
Displacement142ci133ci▲ 6140+9 ci · +7%
Bore3.9in3.3in▲ 6140+0.6 in · +18%
Stroke4.1in4in▲ 6140+0.1 in · +2%

Transmission

SpecAllis Chalmers 6140International Harvester D-440Difference
TypeSynchromeshAgriomatic—

Dimensions & Weight

SpecAllis Chalmers 6140International Harvester D-440Difference
Length132in113in▲ 6140+19 in · +17%
Width68.1in68.5in▲ D-440+0.4 in · <1%
Height87.8in65in▲ 6140+22.8 in · +35%
Operating Weight4,000lb4,586lb▲ D-440+586 lb · +15%

Hydraulics

SpecAllis Chalmers 6140International Harvester D-440Difference
System TypeOpen centerNot recorded—
Steering TypePowerNot recorded—

Power Take-off (PTO)

SpecAllis Chalmers 6140International Harvester D-440Difference
TypeIndependentNot recorded—
Speed 1540rpmNot recorded—

Hitch & Towing

SpecAllis Chalmers 6140International Harvester D-440Difference
Hitch CategoryIII—
Hitch Capacity3,200lbNot recorded—

Chassis & Drive

SpecAllis Chalmers 6140International Harvester D-440Difference
Chassis Type4x2 2WDNot recorded—
Drive Type2WDNot recorded—
Steering TypePowerNot recorded—
Brake TypeMechanical wet discNot recorded—

Electrical

SpecAllis Chalmers 6140International Harvester D-440Difference
Starter TypeElectricElectricSame

Capacities

SpecAllis Chalmers 6140International Harvester D-440Difference
Coolant2.1gal3.6gal▲ D-440+1.5 gal · +71%

Operator Station

SpecAllis Chalmers 6140International Harvester D-440Difference
TypeOpenNot recorded—

Category context

Both models against the field

Engine Power

median 55 hp
A · 33rd percentile (40 hp)B · 33rd percentile (40 hp)

Engine Displacement

median 183 ci
A · 36th percentile (142 ci)B · 31st percentile (133 ci)

Cylinders

median 4
A · 23rd percentile (3)B · 50th percentile (4)

Forward Gears

median 12
A · 39th percentile (10)B · 23rd percentile (8)

Operating Weight

median 5,303 lb
A · 36th percentile (4,000 lb)B · 44th percentile (4,586 lb)
A · 6140B · D-440Median Utility Tractor
Full spec pageAllis Chalmers 6140Full spec pageInternational Harvester D-440