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Allis ChalmersModel A
Allis Chalmers 7580
Utility
- power
- 186 hp
- displacement
- 426 ci
- Cylinders
- 6
- Forward gears
- 20
Head to head · Utility
Utility

Row Crop
How they compare
7580 is in the 94th percentile; 8750 is in the 94th · 5,383 models
7580 is in the 92nd percentile; 8750 is in the 93rd · 5,580 models
7580 is in the 93rd percentile; 8750 is in the 93rd · 5,720 models
7580 is in the 86th percentile; 8750 is in the 99th · 4,941 models
Full comparison
| Spec | Allis Chalmers 7580 | Valmet 8750 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Valmet | — |
| Model | 7580 | 8750 | — |
| Category | Utility | Row Crop | — |
| Spec | Allis Chalmers 7580 | Valmet 8750 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | SisuDiesel | — |
| Model | 3750 Mark II | 634 DSRE | — |
| Power Output | 186hp | 190hp | ▲ 8750+4 hp · +2% |
| Rated RPM | 2,550RPM | 2,200RPM | ▲ 7580+350 RPM · +16% |
| Cylinders | 6 | 6 | Same |
| Displacement | 426ci | 450ci | ▲ 8750+24 ci · +6% |
| Bore | 4.3in | 4.3in | Same |
| Stroke | 5in | 5.3in | ▲ 8750+0.3 in · +6% |
| Spec | Allis Chalmers 7580 | Valmet 8750 | Difference |
|---|---|---|---|
| Type | Partial power shift | Three-speed power shift | — |
| Spec | Allis Chalmers 7580 | Valmet 8750 | Difference |
|---|---|---|---|
| Length | 225in | 195in | ▲ 7580+30 in · +15% |
| Width | 95.5in | 88.2in | ▲ 7580+7.3 in · +8% |
| Height | 150in | 112in | ▲ 7580+38 in · +34% |
| Operating Weight | 25,000lb | 11,490lb | ▲ 7580+13,510 lb · +118% |
| Spec | Allis Chalmers 7580 | Valmet 8750 | Difference |
|---|---|---|---|
| System Type | Closed center | Not recorded | — |
| Steering Type | Hydrostatic power | Power | — |
| Spec | Allis Chalmers 7580 | Valmet 8750 | Difference |
|---|---|---|---|
| Type | Independent | Not recorded | — |
| Speed 1 | 540rpm | Not recorded | — |
| Spec | Allis Chalmers 7580 | Valmet 8750 | Difference |
|---|---|---|---|
| Front Tire Size | 23.1-30 | Not recorded | — |
| Rear Tire Size | 23.1-30 | Not recorded | — |
| Spec | Allis Chalmers 7580 | Valmet 8750 | Difference |
|---|---|---|---|
| Hitch Type | III | Three-Point Hitch | — |
| Hitch Category | Category 3 | III | — |
| Hitch Position | Rear | Rear | Same |
| Spec | Allis Chalmers 7580 | Valmet 8750 | Difference |
|---|---|---|---|
| Chassis Type | 4x4 articulated 4WD | 4x4 MFWD 4WD | — |
| Drive Type | 4WD | 4WD | Same |
| Steering Type | Hydrostatic power | Power | — |
| Brake Type | Hydraulic wet discs | Not recorded | — |
| Spec | Allis Chalmers 7580 | Valmet 8750 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
| Spec | Allis Chalmers 7580 | Valmet 8750 | Difference |
|---|---|---|---|
| Coolant | 9.5gal | Not recorded | — |
| Spec | Allis Chalmers 7580 | Valmet 8750 | Difference |
|---|---|---|---|
| Type | Acousta cab | Cab | — |
Category context