
Allis ChalmersModel A
Allis Chalmers 6140
Utility
- power
- 40 hp
- displacement
- 142 ci
- Cylinders
- 3
- Forward gears
- 10
Head to head · Utility

Utility
Utility
How they compare
6140 is in the 33rd percentile; 4020R is in the 33rd · 5,383 models
6140 is in the 36th percentile; 4020R is in the 24th · 5,580 models
6140 is in the 23rd percentile; 4020R is in the 23rd · 5,720 models
6140 is in the 39th percentile; 4020R is in the 50th · 4,941 models
Full comparison
| Spec | Allis Chalmers 6140 | Branson 4020R | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Branson | — |
| Model | 6140 | 4020R | — |
| Category | Utility | Utility | Same |
| Spec | Allis Chalmers 6140 | Branson 4020R | Difference |
|---|---|---|---|
| Manufacturer | Toyosha | Kukje | — |
| Model | Not recorded | A1700T1 | — |
| Power Output | 40hp | 40hp | Same |
| Rated RPM | 2,500RPM | 2,600RPM | ▲ 4020R+100 RPM · +4% |
| Cylinders | 3 | 3 | Same |
| Displacement | 142ci | 105ci | ▲ 6140+37 ci · +35% |
| Bore | 3.9in | 3.5in | ▲ 6140+0.4 in · +11% |
| Stroke | 4.1in | 3.7in | ▲ 6140+0.4 in · +11% |
| Spec | Allis Chalmers 6140 | Branson 4020R | Difference |
|---|---|---|---|
| Type | Synchromesh | Syncro shuttle | — |
| Spec | Allis Chalmers 6140 | Branson 4020R | Difference |
|---|---|---|---|
| Length | 132in | 130in | ▲ 6140+2 in · +2% |
| Width | 68.1in | 64in | ▲ 6140+4.1 in · +6% |
| Height | 87.8in | 97.9in | ▲ 4020R+10.1 in · +12% |
| Operating Weight | 4,000lb | 4,063lb | ▲ 4020R+63 lb · +2% |
| Spec | Allis Chalmers 6140 | Branson 4020R | Difference |
|---|---|---|---|
| System Type | Open center | Open center | Same |
| Steering Type | Power | Hydrostatic power | — |
| Spec | Allis Chalmers 6140 | Branson 4020R | Difference |
|---|---|---|---|
| Type | Independent | Not recorded | — |
| Speed 1 | 540rpm | Not recorded | — |
| Spec | Allis Chalmers 6140 | Branson 4020R | Difference |
|---|---|---|---|
| Front Tire Size | Not recorded | 9.5-16 | — |
| Rear Tire Size | Not recorded | 12.4-28 | — |
| Spec | Allis Chalmers 6140 | Branson 4020R | Difference |
|---|---|---|---|
| Hitch Category | I | I | Same |
| Hitch Position | Not recorded | Rear | — |
| Hitch Capacity | 3,200lb | Not recorded | — |
| Spec | Allis Chalmers 6140 | Branson 4020R | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | Not recorded | — |
| Drive Type | 2WD | Not recorded | — |
| Steering Type | Power | Hydrostatic power | — |
| Brake Type | Mechanical wet disc | Not recorded | — |
| Spec | Allis Chalmers 6140 | Branson 4020R | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
| Spec | Allis Chalmers 6140 | Branson 4020R | Difference |
|---|---|---|---|
| Coolant | 2.1gal | Not recorded | — |
| Spec | Allis Chalmers 6140 | Branson 4020R | Difference |
|---|---|---|---|
| Type | Open | Not recorded | — |
Category context