Comparing the Allis Chalmers D12 and the Ford 640

This page provides a detailed comparison of the specifications for the Allis Chalmers D12 and the Ford 640. Explore key differences and similarities across various aspects, including Power Output, Operating Weight and Cylinders.

SpecificationAllis Chalmers D12Ford 640
General Information
Manufacturer
Allis Chalmers
Ford
Model
D12
640
Category
Row Crop
Utility
Engine
Manufacturer
Allis-Chalmers
Ford
Model
Power-Crater
EAE Red Tiger
Power Output
31hp
31.01hp
Rated RPM
1,650RPM
2,000RPM
Cylinders
4
4
Displacement
149ci
134ci
Bore
3.5in
3.44in
Stroke
3.88in
3.6in
Transmission
Type
Sliding Gear
Unsynchronized gear
Dimensions & Weight
Length
121in
121.3in
Width
64.6in
Height
76.5in
58.7in
Operating Weight
2,800lb
3,031lb
Hydraulics
System Type
Live
Open Center
Steering Type
Manual
Manual
Hitch & Towing
Hitch Type
Snap-Coupler
Hitch Category
I
I
Hitch Position
Rear
Rear
Hitch Capacity
1,250lb
Chassis & Drive
Chassis Type
4x2 2WD
4x2 2WD
Drive Type
2WD
2WD
Steering Type
Manual
Manual
Brake Type
Internal expanding shoes operated by two foot pedals
Electrical
Starter Type
Electric
Electric
Capacities
Coolant
8qts
15qts
Operator Station
Type
Open
Open operator station