Head to head · Row Crop

Allis Chalmers CA vs Allis Chalmers WC (1938-1948)

Image not recorded
Allis ChalmersModel A

Allis Chalmers CA

Row Crop

power
23.1 hp
displacement
125 ci
Cylinders
4
Forward gears
4
Full CA specs
Image not recorded
Allis ChalmersModel B

Allis Chalmers WC (1938-1948)

Row Crop

power
18 hp
displacement
201 ci
Cylinders
4
Forward gears
4
Full WC (1938-1948) specs
Allis ChalmersAllis Chalmers CA
vs
Allis ChalmersAllis Chalmers WC (1938-1948)

How they compare

Headline specs vs. the whole Row Crop

n = 1,140–1,417

Engine Power

▲ CA higher · +5.1 hp (+28%)
CA23.1 hp
WC (1938-1948)18 hp
Median Row Crop Tractor138 hp

CA is in the 2nd percentile; WC (1938-1948) is in the 1st · 1,206 models

Engine Displacement

▲ WC (1938-1948) higher · +76 ci (+61%)
CA125 ci
WC (1938-1948)201 ci
Median Row Crop Tractor391 ci

CA is in the 2nd percentile; WC (1938-1948) is in the 8th · 1,409 models

Cylinders

= Effectively tied
CA4
WC (1938-1948)4
Median Row Crop Tractor6

CA is in the 17th percentile; WC (1938-1948) is in the 17th · 1,417 models

Forward Gears

= Effectively tied
CA4
WC (1938-1948)4
Median Row Crop Tractor16

CA is in the 4th percentile; WC (1938-1948) is in the 4th · 1,200 models

CA (A)WC (1938-1948) (B)Median Row Crop Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers CAAllis Chalmers WC (1938-1948)Difference
ManufacturerAllis ChalmersAllis ChalmersSame
ModelCAWC (1938-1948)—
CategoryRow CropRow CropSame

Engine

SpecAllis Chalmers CAAllis Chalmers WC (1938-1948)Difference
ManufacturerAllis ChalmersAllis-Chalmers—
ModelAllis ChalmersNot recorded—
Power Output23.1hp18hp▲ CA+5.1 hp · +28%
Rated RPM1,650RPM1,300RPM▲ CA+350 RPM · +27%
Cylinders44Same
Displacement125ci201ci▲ WC (1938-1948)+76 ci · +61%
Bore3.4in4in▲ WC (1938-1948)+0.6 in · +18%
Stroke3.5in4in▲ WC (1938-1948)+0.5 in · +14%

Transmission

SpecAllis Chalmers CAAllis Chalmers WC (1938-1948)Difference
TypeNon-synchronized gearNon-synchronized Gear Type—

Dimensions & Weight

SpecAllis Chalmers CAAllis Chalmers WC (1938-1948)Difference
Length125in136in▲ WC (1938-1948)+11 in · +9%
WidthNot recorded76in—
Height72.8in63in▲ CA+9.8 in · +16%
Operating Weight2,835lb3,792lb▲ WC (1938-1948)+957 lb · +34%

Hydraulics

SpecAllis Chalmers CAAllis Chalmers WC (1938-1948)Difference
Steering TypeManualManualSame

Power Take-off (PTO)

SpecAllis Chalmers CAAllis Chalmers WC (1938-1948)Difference
TypeLiveTransmission—
Speed 1538rpm535rpm▲ CA+3 rpm · <1%

Hitch & Towing

SpecAllis Chalmers CAAllis Chalmers WC (1938-1948)Difference
Hitch TypeAllis Snap CouplerNot recorded—

Chassis & Drive

SpecAllis Chalmers CAAllis Chalmers WC (1938-1948)Difference
Chassis Type4x2 2WD4x2 2WDSame
Drive Type2WD2WDSame
Steering TypeManualManualSame
Brake TypeDifferential mechanical contracting bandDifferential hand-operated mechanical drum—

Electrical

SpecAllis Chalmers CAAllis Chalmers WC (1938-1948)Difference
Starter TypeElectricElectricSame

Capacities

SpecAllis Chalmers CAAllis Chalmers WC (1938-1948)Difference
Coolant2.3gal3.5gal▲ WC (1938-1948)+1.2 gal · +52%

Operator Station

SpecAllis Chalmers CAAllis Chalmers WC (1938-1948)Difference
TypeOpenOpen operator station—

Category context

Both models against the field

Engine Power

median 138 hp
A · 2nd percentile (23.1 hp)B · 1st percentile (18 hp)

Engine Displacement

median 391 ci
A · 2nd percentile (125 ci)B · 8th percentile (201 ci)

Cylinders

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

Forward Gears

median 16
A · 4th percentile (4)B · 4th percentile (4)

Operating Weight

median 12,307 lb
A · 2nd percentile (2,835 lb)B · 4th percentile (3,792 lb)
A · CAB · WC (1938-1948)Median Row Crop Tractor
Full spec pageAllis Chalmers CAFull spec pageAllis Chalmers WC (1938-1948)