You can find a detailed comparison of the Allis Chalmers WD and the Ford 640 below. You can also click on the model names in the first row to view more specifications for each model.
Weight
Allis Chalmers WD3505.3 lbs
Ford 6403020.3 lbs
| Specification | ![]() | ![]() |
|---|---|---|
| Tractor Type | Farm Tractor | Utility Tractor |
| Horsepower | 26.0 HP | — |
| Lift Capacity | — | 1250.0 lbs |
| Length | 126.8 in. | 121.3 in. |
| Height | 81.5 in. | 58.7 in. |
| Wheelbase | 87.8 in. | 75.2 in. |
| Max. Travel Speed | Forward: 9.8 MPH Reverse: 2.2 MPH | Forward: 13.7 MPH Reverse: 4.3 MPH |
| Weight | 3505.3 lbs | 3020.3 lbs |
| Working Pressure | 1200.0 psi | — |
| Transmission Type | Non-synchronized gear | Unsynchronized gear with dry disc clutch |
| Drawbar Category | Single Hitch Point | I |
| Steering Type | Manual worm and horizontal sector | Manual or power assist |
| Hydraulic Type | Open center | — |
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You can also use our full comparison tool to compare more machines side by side.





