
Allis ChalmersModel A
Allis Chalmers HD6
Crawler
- power
- Not recorded
- displacement
- 344 ci
- Cylinders
- 4
- Forward gears
- 5
Head to head · Agricultural

Crawler
Agricultural
How they compare
HD6 is in the 50th percentile; 4290 is in the 55th · 1,083 models
HD6 is in the 31st percentile; 4290 is in the 74th · 1,130 models
HD6 is in the 7th percentile; 4290 is in the 33rd · 972 models
HD6 is in the 62nd percentile; 4290 is in the 61st · 971 models
Full comparison
| Spec | Allis Chalmers HD6 | Chamberlain 4290 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Chamberlain | — |
| Model | HD6 | 4290 | — |
| Category | Crawler, Agricultural | Agricultural | — |
| Spec | Allis Chalmers HD6 | Chamberlain 4290 | Difference |
|---|---|---|---|
| Manufacturer | Allis-Chalmers | John Deere | — |
| Model | HD-344 | Not recorded | — |
| Rated RPM | 1,800RPM | 2,200RPM | ▲ 4290+400 RPM · +22% |
| Cylinders | 4 | 6 | ▲ 4290+2 · +50% |
| Displacement | 344ci | 359ci | ▲ 4290+15 ci · +4% |
| Bore | 4.4in | 4.2in | ▲ HD6+0.2 in · +5% |
| Stroke | 5.6in | 4.3in | ▲ HD6+1.3 in · +30% |
| Spec | Allis Chalmers HD6 | Chamberlain 4290 | Difference |
|---|---|---|---|
| Type | Sliding Gear | Partial Power Shift | — |
| Spec | Allis Chalmers HD6 | Chamberlain 4290 | Difference |
|---|---|---|---|
| Length | 127in | Not recorded | — |
| Width | 78.5in | Not recorded | — |
| Height | 66in | Not recorded | — |
| Operating Weight | 13,400lb | 13,228lb | ▲ HD6+172 lb · +1% |
| Spec | Allis Chalmers HD6 | Chamberlain 4290 | Difference |
|---|---|---|---|
| System Type | Not recorded | Open Center | — |
| Steering Type | Not recorded | Hydrostatic Power | — |
| Spec | Allis Chalmers HD6 | Chamberlain 4290 | Difference |
|---|---|---|---|
| Hitch Type | Not recorded | Rear Type II | — |
| Hitch Position | Not recorded | Rear | — |
| Spec | Allis Chalmers HD6 | Chamberlain 4290 | Difference |
|---|---|---|---|
| Chassis Type | Crawler | 2WD | — |
| Drive Type | Tracks | 2WD | — |
| Steering Type | Not recorded | Hydrostatic Power | — |
| Spec | Allis Chalmers HD6 | Chamberlain 4290 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric Starter | — |
| Spec | Allis Chalmers HD6 | Chamberlain 4290 | Difference |
|---|---|---|---|
| Coolant | 3.8gal | 6.1gal | ▲ 4290+2.3 gal · +61% |
| Spec | Allis Chalmers HD6 | Chamberlain 4290 | Difference |
|---|---|---|---|
| Type | Open operator station | Open | — |
Category context