Head to head · Row Crop

Allis Chalmers CA vs Allis Chalmers WC (1933-1937)

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 (1933-1937)

Row Crop

power
11.9 hp
displacement
186 ci
Cylinders
4
Forward gears
4
Full WC (1933-1937) specs
Allis ChalmersAllis Chalmers CA
vs
Allis ChalmersAllis Chalmers WC (1933-1937)

How they compare

Headline specs vs. the whole Row Crop

n = 1,140–1,417

Engine Power

▲ CA higher · +11.2 hp (+94%)
CA23.1 hp
WC (1933-1937)11.9 hp
Median Row Crop Tractor138 hp

CA is in the 2nd percentile; WC (1933-1937) is in the 1st · 1,206 models

Engine Displacement

▲ WC (1933-1937) higher · +61 ci (+49%)
CA125 ci
WC (1933-1937)186 ci
Median Row Crop Tractor391 ci

CA is in the 2nd percentile; WC (1933-1937) is in the 6th · 1,409 models

Cylinders

= Effectively tied
CA4
WC (1933-1937)4
Median Row Crop Tractor6

CA is in the 17th percentile; WC (1933-1937) is in the 17th · 1,417 models

Forward Gears

= Effectively tied
CA4
WC (1933-1937)4
Median Row Crop Tractor16

CA is in the 4th percentile; WC (1933-1937) is in the 4th · 1,200 models

CA (A)WC (1933-1937) (B)Median Row Crop Tractor

Full comparison

Every spec, side by side

General Information

SpecAllis Chalmers CAAllis Chalmers WC (1933-1937)Difference
ManufacturerAllis ChalmersAllis ChalmersSame
ModelCAWC (1933-1937)—
CategoryRow CropRow CropSame

Engine

SpecAllis Chalmers CAAllis Chalmers WC (1933-1937)Difference
ManufacturerAllis ChalmersAllis-Chalmers/Waukesha—
ModelAllis ChalmersNot recorded—
Power Output23.1hp11.9hp▲ CA+11.2 hp · +94%
Rated RPM1,650RPM1,300RPM▲ CA+350 RPM · +27%
Cylinders44Same
Displacement125ci186ci▲ WC (1933-1937)+61 ci · +49%
Bore3.4in3.6in▲ WC (1933-1937)+0.2 in · +6%
Stroke3.5in4.5in▲ WC (1933-1937)+1 in · +29%

Transmission

SpecAllis Chalmers CAAllis Chalmers WC (1933-1937)Difference
TypeNon-synchronized gearNon-synchronized gearSame

Dimensions & Weight

SpecAllis Chalmers CAAllis Chalmers WC (1933-1937)Difference
Length125in136in▲ WC (1933-1937)+11 in · +9%
WidthNot recorded76in—
Height72.8in63in▲ CA+9.8 in · +16%
Operating Weight2,835lb3,188lb▲ WC (1933-1937)+353 lb · +12%

Hydraulics

SpecAllis Chalmers CAAllis Chalmers WC (1933-1937)Difference
Steering TypeManualManualSame

Power Take-off (PTO)

SpecAllis Chalmers CAAllis Chalmers WC (1933-1937)Difference
TypeLiveTransmission—
Speed 1538rpm535rpm▲ CA+3 rpm · <1%

Hitch & Towing

SpecAllis Chalmers CAAllis Chalmers WC (1933-1937)Difference
Hitch TypeAllis Snap CouplerNot recorded—

Chassis & Drive

SpecAllis Chalmers CAAllis Chalmers WC (1933-1937)Difference
Chassis Type4x2 2WD4x2—
Drive Type2WD2WDSame
Steering TypeManualManualSame
Brake TypeDifferential mechanical contracting bandDifferential hand-operated mechanical drum—

Electrical

SpecAllis Chalmers CAAllis Chalmers WC (1933-1937)Difference
Starter TypeElectricElectricSame

Capacities

SpecAllis Chalmers CAAllis Chalmers WC (1933-1937)Difference
Coolant2.3gal3.5gal▲ WC (1933-1937)+1.2 gal · +52%

Operator Station

SpecAllis Chalmers CAAllis Chalmers WC (1933-1937)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 (11.9 hp)

Engine Displacement

median 391 ci
A · 2nd percentile (125 ci)B · 6th percentile (186 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 · 3rd percentile (3,188 lb)
A · CAB · WC (1933-1937)Median Row Crop Tractor
Full spec pageAllis Chalmers CAFull spec pageAllis Chalmers WC (1933-1937)