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Allis ChalmersModel A
Allis Chalmers 7030
Row Crop
- power
- 131 hp
- displacement
- 426 ci
- Cylinders
- 6
- Forward gears
- 20
Head to head · Row Crop
Row Crop

Sub-Compact
How they compare
7030 is in the 47th percentile; LX490 is in the 6th · 1,206 models
7030 is in the 72nd percentile; LX490 is in the 2nd · 1,409 models
7030 is in the 50th percentile; LX490 is in the 17th · 1,417 models
7030 is in the 51st percentile; LX490 is in the 4th · 1,350 models
Full comparison
| Spec | Allis Chalmers 7030 | Yanmar LX490 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Yanmar | — |
| Model | 7030 | LX490 | — |
| Category | Row Crop | Sub-Compact | — |
| Spec | Allis Chalmers 7030 | Yanmar LX490 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Not recorded | — |
| Model | 3500 Mark II | Not recorded | — |
| Power Output | 131hp | 48.5hp | ▲ 7030+82.5 hp · +170% |
| Rated RPM | 2,300RPM | 2,600RPM | ▲ LX490+300 RPM · +13% |
| Cylinders | 6 | 4 | ▲ 7030+2 · +50% |
| Displacement | 426ci | 122ci | ▲ 7030+304 ci · +249% |
| Bore | 4.3in | 3.5in | ▲ 7030+0.8 in · +23% |
| Stroke | 5in | 3.6in | ▲ 7030+1.4 in · +39% |
| Spec | Allis Chalmers 7030 | Yanmar LX490 | Difference |
|---|---|---|---|
| Type | Selective gear fixed ratio with partial range operator controlled power shifting | Not recorded | — |
| Spec | Allis Chalmers 7030 | Yanmar LX490 | Difference |
|---|---|---|---|
| Length | 163in | 124in | ▲ 7030+39 in · +31% |
| Width | 95.3in | 83.4in | ▲ 7030+11.9 in · +14% |
| Height | 116in | Not recorded | — |
| Operating Weight | 12,430lb | 3,618lb | ▲ 7030+8,812 lb · +244% |
| Spec | Allis Chalmers 7030 | Yanmar LX490 | Difference |
|---|---|---|---|
| System Type | Open center | Open center | Same |
| Steering Type | Hydrostatic power | Not recorded | — |
| Spec | Allis Chalmers 7030 | Yanmar LX490 | Difference |
|---|---|---|---|
| Type | Independent | Electro-hydraulic independent | — |
| Speed 1 | 540rpm | 540rpm | Same |
| Speed 2 | 1,000rpm | Not recorded | — |
| Spec | Allis Chalmers 7030 | Yanmar LX490 | Difference |
|---|---|---|---|
| Hitch Type | Not recorded | Three-Point Hitch | — |
| Hitch Category | Not recorded | I | — |
| Hitch Position | Not recorded | Rear | — |
| Hitch Capacity | Not recorded | 2,760lb | — |
| Spec | Allis Chalmers 7030 | Yanmar LX490 | Difference |
|---|---|---|---|
| Chassis Type | 2WD | Not recorded | — |
| Drive Type | 2WD | Not recorded | — |
| Steering Type | Hydrostatic power | Not recorded | — |
| Brake Type | Wet multiple disc brakes operated hydraulically by two-foot pedals | Not recorded | — |
| Spec | Allis Chalmers 7030 | Yanmar LX490 | Difference |
|---|---|---|---|
| Starter Type | Electric | Not recorded | — |
| Spec | Allis Chalmers 7030 | Yanmar LX490 | Difference |
|---|---|---|---|
| Coolant | Not recorded | 1.5gal | — |
| Spec | Allis Chalmers 7030 | Yanmar LX490 | Difference |
|---|---|---|---|
| Type | Open operator station or Cab (optional) | Not recorded | — |
Category context