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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

Utility
How they compare
7580 is in the 94th percentile; 9240 is in the 95th · 5,383 models
7580 is in the 92nd percentile; 9240 is in the 94th · 5,580 models
7580 is in the 93rd percentile; 9240 is in the 93rd · 5,720 models
7580 is in the 86th percentile; 9240 is in the 50th · 4,941 models
Full comparison
| Spec | Allis Chalmers 7580 | CaseIH 9240 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | CaseIH | — |
| Model | 7580 | 9240 | — |
| Category | Utility | Utility | Same |
| Spec | Allis Chalmers 7580 | CaseIH 9240 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | CaseIH | — |
| Model | 3750 Mark II | CDC | — |
| Power Output | 186hp | 235hp | ▲ 9240+49 hp · +26% |
| Rated RPM | 2,550RPM | 2,200RPM | ▲ 7580+350 RPM · +16% |
| Cylinders | 6 | 6 | Same |
| Displacement | 426ci | 505ci | ▲ 9240+79 ci · +19% |
| Bore | 4.3in | 4.5in | ▲ 9240+0.2 in · +5% |
| Stroke | 5in | 5.3in | ▲ 9240+0.3 in · +6% |
| Spec | Allis Chalmers 7580 | CaseIH 9240 | Difference |
|---|---|---|---|
| Type | Partial power shift | Full power shift | — |
| Spec | Allis Chalmers 7580 | CaseIH 9240 | Difference |
|---|---|---|---|
| Length | 225in | 250in | ▲ 9240+25 in · +11% |
| Width | 95.5in | 93.5in | ▲ 7580+2 in · +2% |
| Height | 150in | 143in | ▲ 7580+7 in · +5% |
| Operating Weight | 25,000lb | 28,214lb | ▲ 9240+3,214 lb · +13% |
| Spec | Allis Chalmers 7580 | CaseIH 9240 | Difference |
|---|---|---|---|
| System Type | Closed center | Closed center load sensing pressure compensating | — |
| Steering Type | Hydrostatic power | Four-wheel hydrostatic power | — |
| Spec | Allis Chalmers 7580 | CaseIH 9240 | Difference |
|---|---|---|---|
| Type | Independent | Not recorded | — |
| Speed 1 | 540rpm | Not recorded | — |
| Spec | Allis Chalmers 7580 | CaseIH 9240 | Difference |
|---|---|---|---|
| Front Tire Size | 23.1-30 | 18.4-38 | — |
| Rear Tire Size | 23.1-30 | 18.4-38 | — |
| Spec | Allis Chalmers 7580 | CaseIH 9240 | Difference |
|---|---|---|---|
| Hitch Type | III | III (Optional Rear Type) | — |
| Hitch Category | Category 3 | Not recorded | — |
| Hitch Position | Rear | Rear | Same |
| Spec | Allis Chalmers 7580 | CaseIH 9240 | Difference |
|---|---|---|---|
| Chassis Type | 4x4 articulated 4WD | 4x4 4WD | — |
| Drive Type | 4WD | Four-wheel Drive (4WD) | — |
| Steering Type | Hydrostatic power | Four-wheel hydrostatic power | — |
| Brake Type | Hydraulic wet discs | Hydraulic wet disc | — |
| Spec | Allis Chalmers 7580 | CaseIH 9240 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
| Spec | Allis Chalmers 7580 | CaseIH 9240 | Difference |
|---|---|---|---|
| Coolant | 9.5gal | 7.4gal | ▲ 7580+2.1 gal · +28% |
| Spec | Allis Chalmers 7580 | CaseIH 9240 | Difference |
|---|---|---|---|
| Type | Acousta cab | Not recorded | — |
Category context