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Allis ChalmersModel A
Allis Chalmers 5040
Utility
- power
- 40 hp
- displacement
- 143 ci
- Cylinders
- 3
- Forward gears
- 12
Head to head · Utility
Utility

Tractor
How they compare
5040 is in the 33rd percentile; SD3903 is in the 32nd · 5,383 models
5040 is in the 23rd percentile; SD3903 is in the 23rd · 5,720 models
5040 is in the 35th percentile; SD3903 is in the 31st · 5,107 models
5040 is in the 22nd percentile; SD3903 is in the 43rd · 4,659 models
Full comparison
| Spec | Allis Chalmers 5040 | Shibaura SD3903 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Shibaura | — |
| Model | 5040 | SD3903 | — |
| Category | Utility | Not recorded | — |
| Spec | Allis Chalmers 5040 | Shibaura SD3903 | Difference |
|---|---|---|---|
| Manufacturer | UTB | Shibaura | — |
| Model | Uzina | Not recorded | — |
| Power Output | 40hp | 39hp | ▲ 5040+1 hp · +3% |
| Rated RPM | 2,400RPM | Not recorded | — |
| Cylinders | 3 | 3 | Same |
| Displacement | 143ci | Not recorded | — |
| Bore | 3.7in | Not recorded | — |
| Stroke | 4.3in | Not recorded | — |
| Spec | Allis Chalmers 5040 | Shibaura SD3903 | Difference |
|---|---|---|---|
| Type | Partially synchronized with dry disc clutch | Not recorded | — |
| Spec | Allis Chalmers 5040 | Shibaura SD3903 | Difference |
|---|---|---|---|
| Length | 116in | 132in | ▲ SD3903+16 in · +14% |
| Width | 60.6in | 60in | ▲ 5040+0.6 in · +1% |
| Height | 76.4in | 76in | ▲ 5040+0.4 in · <1% |
| Operating Weight | 3,858lb | 3,643lb | ▲ 5040+215 lb · +6% |
| Spec | Allis Chalmers 5040 | Shibaura SD3903 | Difference |
|---|---|---|---|
| System Type | Open center | Not recorded | — |
| Steering Type | Power | Not recorded | — |
| Spec | Allis Chalmers 5040 | Shibaura SD3903 | Difference |
|---|---|---|---|
| Type | Continuous or independent | Not recorded | — |
| Speed 1 | 540rpm | Not recorded | — |
| Spec | Allis Chalmers 5040 | Shibaura SD3903 | Difference |
|---|---|---|---|
| Hitch Type | Three-Point Hitch | Not recorded | — |
| Hitch Category | II/I | 3 | — |
| Hitch Position | Rear | Not recorded | — |
| Hitch Capacity | 2,644lb | Not recorded | — |
| Spec | Allis Chalmers 5040 | Shibaura SD3903 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 (2WD) | Not recorded | — |
| Drive Type | 2WD | Not recorded | — |
| Steering Type | Power | Not recorded | — |
| Brake Type | Mechanical band | Not recorded | — |
| Spec | Allis Chalmers 5040 | Shibaura SD3903 | Difference |
|---|---|---|---|
| Starter Type | Electric | Not recorded | — |
| Spec | Allis Chalmers 5040 | Shibaura SD3903 | Difference |
|---|---|---|---|
| Coolant | 3.5gal | Not recorded | — |
| Spec | Allis Chalmers 5040 | Shibaura SD3903 | Difference |
|---|---|---|---|
| Type | Open operator station or ROPS (optional) | Not recorded | — |
Category context