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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

Row Crop
How they compare
7030 is in the 47th percentile; MT555B MFWD is in the 45th · 1,206 models
7030 is in the 72nd percentile; MT555B MFWD is in the 56th · 1,409 models
7030 is in the 50th percentile; MT555B MFWD is in the 50th · 1,417 models
7030 is in the 51st percentile; MT555B MFWD is in the 66th · 1,350 models
Full comparison
| Spec | Allis Chalmers 7030 | Challenger MT555B MFWD | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Challenger | — |
| Model | 7030 | MT555B MFWD | — |
| Category | Row Crop | Row Crop | Same |
| Spec | Allis Chalmers 7030 | Challenger MT555B MFWD | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Not recorded | — |
| Model | 3500 Mark II | C6.6 ACERT | — |
| Power Output | 131hp | 130hp | ▲ 7030+1 hp · <1% |
| Rated RPM | 2,300RPM | 2,200RPM | ▲ 7030+100 RPM · +5% |
| Cylinders | 6 | 6 | Same |
| Displacement | 426ci | 403ci | ▲ 7030+23 ci · +6% |
| Bore | 4.3in | Not recorded | — |
| Stroke | 5in | Not recorded | — |
| Spec | Allis Chalmers 7030 | Challenger MT555B MFWD | Difference |
|---|---|---|---|
| Type | Selective gear fixed ratio with partial range operator controlled power shifting | Auto Power | — |
| Spec | Allis Chalmers 7030 | Challenger MT555B MFWD | Difference |
|---|---|---|---|
| Length | 163in | 191in | ▲ MT555B MFWD+28 in · +17% |
| Width | 95.3in | 81.6in | ▲ 7030+13.7 in · +17% |
| Height | 116in | 124in | ▲ MT555B MFWD+8 in · +7% |
| Operating Weight | 12,430lb | 15,000lb | ▲ MT555B MFWD+2,570 lb · +21% |
| Spec | Allis Chalmers 7030 | Challenger MT555B MFWD | Difference |
|---|---|---|---|
| System Type | Open center | Not recorded | — |
| Steering Type | Hydrostatic power | Not recorded | — |
| Spec | Allis Chalmers 7030 | Challenger MT555B MFWD | Difference |
|---|---|---|---|
| Type | Independent | Not recorded | — |
| Speed 1 | 540rpm | Not recorded | — |
| Speed 2 | 1,000rpm | Not recorded | — |
| Spec | Allis Chalmers 7030 | Challenger MT555B MFWD | Difference |
|---|---|---|---|
| Hitch Type | Not recorded | Three-Point | — |
| Hitch Position | Not recorded | Rear | — |
| Hitch Capacity | Not recorded | 14,283lb | — |
| Spec | Allis Chalmers 7030 | Challenger MT555B MFWD | Difference |
|---|---|---|---|
| Chassis Type | 2WD | Not recorded | — |
| Drive Type | 2WD | MFWD | — |
| Steering Type | Hydrostatic power | Not recorded | — |
| Brake Type | Wet multiple disc brakes operated hydraulically by two-foot pedals | Not recorded | — |
| Spec | Allis Chalmers 7030 | Challenger MT555B MFWD | Difference |
|---|---|---|---|
| Starter Type | Electric | Not recorded | — |
| Spec | Allis Chalmers 7030 | Challenger MT555B MFWD | Difference |
|---|---|---|---|
| Coolant | Not recorded | 6.8gal | — |
| Spec | Allis Chalmers 7030 | Challenger MT555B MFWD | Difference |
|---|---|---|---|
| Type | Open operator station or Cab (optional) | Not recorded | — |
Category context