
Allis ChalmersModel A
Allis Chalmers 7040
Row Crop
- power
- 151 hp
- displacement
- 426 ci
- Cylinders
- 6
- Forward gears
- 20
Head to head · Row Crop

Row Crop

Four-Wheel Drive
How they compare
7040 is in the 58th percentile; 4-150 is in the 58th · 1,206 models
7040 is in the 72nd percentile; 4-150 is in the 98th · 1,409 models
7040 is in the 50th percentile; 4-150 is in the 99th · 1,417 models
7040 is in the 70th percentile; 4-150 is in the 61st · 1,200 models
Full comparison
| Spec | Allis Chalmers 7040 | White 4-150 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | White | — |
| Model | 7040 | 4-150 | — |
| Category | Row Crop | Four-Wheel Drive | — |
| Spec | Allis Chalmers 7040 | White 4-150 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Caterpillar | — |
| Model | 3500 Mark II | 3208 | — |
| Power Output | 151hp | 152hp | ▲ 4-150+1 hp · <1% |
| Rated RPM | 2,300RPM | 2,800RPM | ▲ 4-150+500 RPM · +22% |
| Cylinders | 6 | 8 | ▲ 4-150+2 · +33% |
| Displacement | 426ci | 636ci | ▲ 4-150+210 ci · +49% |
| Bore | 4.3in | 4.5in | ▲ 4-150+0.2 in · +5% |
| Stroke | 5in | 5in | Same |
| Spec | Allis Chalmers 7040 | White 4-150 | Difference |
|---|---|---|---|
| Type | Partial Power Shift | Partial powershift | — |
| Spec | Allis Chalmers 7040 | White 4-150 | Difference |
|---|---|---|---|
| Length | 174in | 244in | ▲ 4-150+70 in · +40% |
| Width | 95.5in | 80.3in | ▲ 7040+15.2 in · +19% |
| Height | 116in | 118in | ▲ 4-150+2 in · +2% |
| Operating Weight | 11,700lb | 14,502lb | ▲ 4-150+2,802 lb · +24% |
| Spec | Allis Chalmers 7040 | White 4-150 | Difference |
|---|---|---|---|
| System Type | Closed Center | Not recorded | — |
| Steering Type | Hydrostatic Power | Articulated power | — |
| Spec | Allis Chalmers 7040 | White 4-150 | Difference |
|---|---|---|---|
| Type | Independent | Independent | Same |
| Speed 1 | 540rpm | 1,000rpm | ▲ 4-150+460 rpm · +85% |
| Spec | Allis Chalmers 7040 | White 4-150 | Difference |
|---|---|---|---|
| Front Tire Size | 11.00-16 | Not recorded | — |
| Rear Tire Size | 18.4-38 | Not recorded | — |
| Spec | Allis Chalmers 7040 | White 4-150 | Difference |
|---|---|---|---|
| Hitch Type | Three-Point Hitch | Not recorded | — |
| Hitch Category | III/II | II/III | — |
| Hitch Position | Rear | Rear | Same |
| Hitch Capacity | Not recorded | 6,000lb | — |
| Spec | Allis Chalmers 7040 | White 4-150 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | 4x4 articulated 4WD | — |
| Drive Type | 2WD | 4WD | — |
| Steering Type | Hydrostatic Power | Articulated power | — |
| Brake Type | Differential Hydraulic Wet Discs | Dry disc | — |
| Spec | Allis Chalmers 7040 | White 4-150 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
| Spec | Allis Chalmers 7040 | White 4-150 | Difference |
|---|---|---|---|
| Coolant | 7.8gal | Not recorded | — |
| Spec | Allis Chalmers 7040 | White 4-150 | Difference |
|---|---|---|---|
| Type | Acousta-Cab | Cab | — |
Category context