Head to head · Row Crop

Allis Chalmers D15 vs International Harvester B-275

Image not recorded
Allis ChalmersModel A

Allis Chalmers D15

Row Crop

power
37.4 hp
displacement
149 ci
Cylinders
4
Forward gears
8
Full D15 specs
Image not recorded
International HarvesterModel B

International Harvester B-275

Utility

power
38 hp
displacement
143 ci
Cylinders
4
Forward gears
8
Full B-275 specs
Allis ChalmersAllis Chalmers D15
vs
International HarvesterInternational Harvester B-275

How they compare

Headline specs vs. the whole Row Crop

n = 806–1,417

Engine Power

▲ B-275 higher · +0.6 hp (+2%)
D1537.4 hp
B-27538 hp
Median Row Crop Tractor138 hp

D15 is in the 3rd percentile; B-275 is in the 3rd · 1,206 models

Engine Displacement

▲ D15 higher · +6 ci (+4%)
D15149 ci
B-275143 ci
Median Row Crop Tractor391 ci

D15 is in the 4th percentile; B-275 is in the 3rd · 1,409 models

Cylinders

= Effectively tied
D154
B-2754
Median Row Crop Tractor6

D15 is in the 17th percentile; B-275 is in the 17th · 1,417 models

Forward Gears

= Effectively tied
D158
B-2758
Median Row Crop Tractor16

D15 is in the 16th percentile; B-275 is in the 16th · 1,200 models

D15 (A)B-275 (B)Median Row Crop Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers D15International Harvester B-275Difference
ManufacturerAllis ChalmersInternational Harvester—
ModelD15B-275—
CategoryRow CropUtility—

Engine

SpecAllis Chalmers D15International Harvester B-275Difference
ManufacturerAllis ChalmersInternational Harvester—
ModelNot recordedBC-144—
Power Output37.4hp38hp▲ B-275+0.6 hp · +2%
Rated RPM2,000RPM1,875RPM▲ D15+125 RPM · +7%
Cylinders44Same
Displacement149ci143ci▲ D15+6 ci · +4%
Bore3.5in3.4in▲ D15+0.1 in · +3%
Stroke3.9in4in▲ B-275+0.1 in · +3%

Transmission

SpecAllis Chalmers D15International Harvester B-275Difference
TypePartial power shiftSliding Gear—

Dimensions & Weight

SpecAllis Chalmers D15International Harvester B-275Difference
Length130in112in▲ D15+18 in · +16%
Width67in89in▲ B-275+22 in · +33%
Height80.2in59.8in▲ D15+20.4 in · +34%
Operating Weight4,036lb3,740lb▲ D15+296 lb · +8%

Hydraulics

SpecAllis Chalmers D15International Harvester B-275Difference
Steering TypePower-assistedNot recorded—

Power Take-off (PTO)

SpecAllis Chalmers D15International Harvester B-275Difference
TypeNot recordedLive—
Speed 1Not recorded540rpm—

Hitch & Towing

SpecAllis Chalmers D15International Harvester B-275Difference
Hitch TypeSnap-CouplerNot recorded—
Hitch CategoryII/III/ISame
Hitch PositionRearNot recorded—

Chassis & Drive

SpecAllis Chalmers D15International Harvester B-275Difference
Chassis Type4x2 2WD4x2 2WDSame
Drive Type2WD2WDSame
Steering TypePower-assistedNot recorded—

Electrical

SpecAllis Chalmers D15International Harvester B-275Difference
Starter TypeElectricElectricSame

Capacities

SpecAllis Chalmers D15International Harvester B-275Difference
Coolant2.8gal2.7gal▲ D15+0.1 gal · +4%

Operator Station

SpecAllis Chalmers D15International Harvester B-275Difference
TypeOpenOpen Operator Station—

Category context

Both models against the field

Engine Power

median 138 hp
A · 3rd percentile (37.4 hp)B · 3rd percentile (38 hp)

Engine Displacement

median 391 ci
A · 4th percentile (149 ci)B · 3rd percentile (143 ci)

Cylinders

median 6
A · 17th percentile (4)B · 17th percentile (4)

Forward Gears

median 16
A · 16th percentile (8)B · 16th percentile (8)

Operating Weight

median 12,307 lb
A · 6th percentile (4,036 lb)B · 4th percentile (3,740 lb)
A · D15B · B-275Median Row Crop Tractor
Full spec pageAllis Chalmers D15Full spec pageInternational Harvester B-275