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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; 8770 is in the 94th · 5,383 models
7580 is in the 92nd percentile; 8770 is in the 93rd · 5,580 models
7580 is in the 93rd percentile; 8770 is in the 93rd · 5,720 models
7580 is in the 86th percentile; 8770 is in the 73rd · 4,941 models
Full comparison
| Spec | Allis Chalmers 7580 | New Holland 8770 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | New Holland | — |
| Model | 7580 | 8770 | — |
| Category | Utility | Row Crop | — |
| Spec | Allis Chalmers 7580 | New Holland 8770 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Ford | — |
| Model | 3750 Mark II | Not recorded | — |
| Power Output | 186hp | 190hp | ▲ 8770+4 hp · +2% |
| Rated RPM | 2,550RPM | 2,100RPM | ▲ 7580+450 RPM · +21% |
| Cylinders | 6 | 6 | Same |
| Displacement | 426ci | 456ci | ▲ 8770+30 ci · +7% |
| Bore | 4.3in | 4.4in | ▲ 8770+0.1 in · +2% |
| Stroke | 5in | 5in | Same |
| Spec | Allis Chalmers 7580 | New Holland 8770 | Difference |
|---|---|---|---|
| Type | Partial power shift | Full power shift | — |
| Spec | Allis Chalmers 7580 | New Holland 8770 | Difference |
|---|---|---|---|
| Length | 225in | 197in | ▲ 7580+28 in · +14% |
| Width | 95.5in | 96.5in | ▲ 8770+1 in · +1% |
| Height | 150in | 121in | ▲ 7580+29 in · +24% |
| Wheelbase | Not recorded | 123in | — |
| Operating Weight | 25,000lb | 19,450lb | ▲ 7580+5,550 lb · +29% |
| Spec | Allis Chalmers 7580 | New Holland 8770 | Difference |
|---|---|---|---|
| System Type | Closed center | Closed center load sensing (CCLS) | — |
| Pump Flow Capacity | Not recorded | 30.1gpm | — |
| Steering Type | Hydrostatic power | Hydrostatic power | Same |
| Spec | Allis Chalmers 7580 | New Holland 8770 | Difference |
|---|---|---|---|
| Type | Independent | Independent | Same |
| Speed 1 | 540rpm | 1,000rpm | ▲ 8770+460 rpm · +85% |
| Power Rating | Not recorded | 179hp | — |
| Spec | Allis Chalmers 7580 | New Holland 8770 | Difference |
|---|---|---|---|
| Front Tire Size | 23.1-30 | Not recorded | — |
| Rear Tire Size | 23.1-30 | Not recorded | — |
| Spec | Allis Chalmers 7580 | New Holland 8770 | Difference |
|---|---|---|---|
| Hitch Type | III | Three-Point Hitch | — |
| Hitch Category | Category 3 | Category 3 | Same |
| Hitch Position | Rear | Rear | Same |
| Hitch Capacity | Not recorded | 12,140lb | — |
| Spec | Allis Chalmers 7580 | New Holland 8770 | Difference |
|---|---|---|---|
| Chassis Type | 4x4 articulated 4WD | 4x4 MFWD 4WD | — |
| Drive Type | 4WD | 4WD | Same |
| Steering Type | Hydrostatic power | Hydrostatic power | Same |
| Brake Type | Hydraulic wet discs | Wet disc | — |
| Spec | Allis Chalmers 7580 | New Holland 8770 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
| Spec | Allis Chalmers 7580 | New Holland 8770 | Difference |
|---|---|---|---|
| Coolant | 9.5gal | 6.6gal | ▲ 7580+2.9 gal · +44% |
| Spec | Allis Chalmers 7580 | New Holland 8770 | Difference |
|---|---|---|---|
| Type | Acousta cab | Cab (standard) | — |
Category context