
Allis ChalmersModel A
Allis Chalmers 8550
Utility
- power
- 300 hp
- displacement
- 731 ci
- Cylinders
- 6
- Forward gears
- 20
Head to head · Utility

Utility

Four-Wheel Drive
How they compare
8550 is in the 97th percentile; 290 is in the 96th · 5,383 models
8550 is in the 96th percentile; 290 is in the 94th · 5,580 models
8550 is in the 93rd percentile; 290 is in the 93rd · 5,720 models
8550 is in the 86th percentile; 290 is in the 73rd · 4,941 models
Full comparison
| Spec | Allis Chalmers 8550 | Versatile 290 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Versatile | — |
| Model | 8550 | 290 | — |
| Category | Utility | Four-Wheel Drive | — |
| Spec | Allis Chalmers 8550 | Versatile 290 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Cummins | — |
| Model | 6120T | QSL9 | — |
| Power Output | 300hp | 290hp | ▲ 8550+10 hp · +3% |
| Rated RPM | 2,500RPM | 2,100RPM | ▲ 8550+400 RPM · +19% |
| Cylinders | 6 | 6 | Same |
| Displacement | 731ci | 543ci | ▲ 8550+188 ci · +35% |
| Bore | 5.3in | 4.5in | ▲ 8550+0.8 in · +18% |
| Stroke | 6.3in | 5.7in | ▲ 8550+0.6 in · +11% |
| Spec | Allis Chalmers 8550 | Versatile 290 | Difference |
|---|---|---|---|
| Type | Partial Power Shift | Full power shift | — |
| Spec | Allis Chalmers 8550 | Versatile 290 | Difference |
|---|---|---|---|
| Length | 285in | 252in | ▲ 8550+33 in · +13% |
| Width | 95.5in | Not recorded | — |
| Height | 139in | 135in | ▲ 8550+4 in · +3% |
| Operating Weight | 27,040lb | 23,945lb | ▲ 8550+3,095 lb · +13% |
| Spec | Allis Chalmers 8550 | Versatile 290 | Difference |
|---|---|---|---|
| System Type | Closed Center | Closed center load sensing (CCLS) | — |
| Steering Type | Hydrostatic Power | Not recorded | — |
| Spec | Allis Chalmers 8550 | Versatile 290 | Difference |
|---|---|---|---|
| Type | Independent | Not recorded | — |
| Speed 1 | 1,000rpm | Not recorded | — |
| Spec | Allis Chalmers 8550 | Versatile 290 | Difference |
|---|---|---|---|
| Hitch Type | Three-Point Hitch | Three-Point Hitch | Same |
| Hitch Category | IV/III | III/IIIN | — |
| Hitch Position | Not recorded | Rear | — |
| Spec | Allis Chalmers 8550 | Versatile 290 | Difference |
|---|---|---|---|
| Chassis Type | 4x4 Articulated 4WD | Not recorded | — |
| Drive Type | 4WD | Not recorded | — |
| Steering Type | Hydrostatic Power | Not recorded | — |
| Brake Type | Hydraulic Wet Discs | Not recorded | — |
| Spec | Allis Chalmers 8550 | Versatile 290 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
| Spec | Allis Chalmers 8550 | Versatile 290 | Difference |
|---|---|---|---|
| Coolant | 18gal | Not recorded | — |
| Spec | Allis Chalmers 8550 | Versatile 290 | Difference |
|---|---|---|---|
| Type | Acousta Cab II with heat and air-conditioning | Cab | — |
Category context