
Allis ChalmersModel A
Allis Chalmers 7050
Row Crop
- power
- 156 hp
- displacement
- 426 ci
- Cylinders
- 6
- Forward gears
- 20
Head to head · Row Crop

Row Crop
Agricultural
How they compare
7050 is in the 60th percentile; 8550 is in the 61st · 1,206 models
7050 is in the 72nd percentile; 8550 is in the 78th · 1,409 models
7050 is in the 50th percentile; 8550 is in the 50th · 1,417 models
7050 is in the 70th percentile; 8550 is in the 95th · 1,200 models
Full comparison
| Spec | Allis Chalmers 7050 | Valmet 8550 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Valmet | — |
| Model | 7050 | 8550 | — |
| Category | Row Crop | Agricultural | — |
| Spec | Allis Chalmers 7050 | Valmet 8550 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Valmet Diesel | — |
| Model | Allis Chalmers | SisuDiesel 634 DSRE | — |
| Power Output | 156hp | 158hp | ▲ 8550+2 hp · +1% |
| Rated RPM | 2,300RPM | 2,200RPM | ▲ 7050+100 RPM · +5% |
| Cylinders | 6 | 6 | Same |
| Displacement | 426ci | 450ci | ▲ 8550+24 ci · +6% |
| Bore | 4.3in | 4.3in | Same |
| Stroke | 5in | 5.3in | ▲ 8550+0.3 in · +6% |
| Spec | Allis Chalmers 7050 | Valmet 8550 | Difference |
|---|---|---|---|
| Type | Selective gear fixed ratio with partial range operator-controlled power shifting | HiTech three-speed power shift | — |
| Spec | Allis Chalmers 7050 | Valmet 8550 | Difference |
|---|---|---|---|
| Length | 163in | 195in | ▲ 8550+32 in · +20% |
| Width | 95.5in | 88.2in | ▲ 7050+7.3 in · +8% |
| Height | 116in | 112in | ▲ 7050+4 in · +4% |
| Operating Weight | 19,530lb | 11,460lb | ▲ 7050+8,070 lb · +70% |
| Spec | Allis Chalmers 7050 | Valmet 8550 | Difference |
|---|---|---|---|
| System Type | Direct engine drive | Not recorded | — |
| Steering Type | Hydrostatic Power | Not recorded | — |
| Spec | Allis Chalmers 7050 | Valmet 8550 | Difference |
|---|---|---|---|
| Type | Independent Rear PTO | 540/1000 | — |
| Speed 1 | 1,000rpm | Not recorded | — |
| Speed 2 | 1,000rpm | Not recorded | — |
| Spec | Allis Chalmers 7050 | Valmet 8550 | Difference |
|---|---|---|---|
| Front Tire Size | Not recorded | 16.8R28 | — |
| Rear Tire Size | Not recorded | 20.8R38 | — |
| Spec | Allis Chalmers 7050 | Valmet 8550 | Difference |
|---|---|---|---|
| Hitch Type | Three-Point Hitch | III | — |
| Hitch Category | III/II | Category 3 | — |
| Hitch Position | Rear | Not recorded | — |
| Spec | Allis Chalmers 7050 | Valmet 8550 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | Not recorded | — |
| Drive Type | 2WD | Not recorded | — |
| Steering Type | Hydrostatic Power | Not recorded | — |
| Brake Type | Differential Hydraulic Wet Discs | Not recorded | — |
| Spec | Allis Chalmers 7050 | Valmet 8550 | Difference |
|---|---|---|---|
| Starter Type | Electric | electric | Same |
| Spec | Allis Chalmers 7050 | Valmet 8550 | Difference |
|---|---|---|---|
| Type | Open operator station or Cab (optional) | Not recorded | — |
Category context