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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; 1086 is in the 45th · 1,206 models
7030 is in the 72nd percentile; 1086 is in the 66th · 1,409 models
7030 is in the 50th percentile; 1086 is in the 50th · 1,417 models
7030 is in the 70th percentile; 1086 is in the 50th · 1,200 models
Full comparison
| Spec | Allis Chalmers 7030 | International Harvester 1086 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | International Harvester | — |
| Model | 7030 | 1086 | — |
| Category | Row Crop | Row Crop | Same |
| Spec | Allis Chalmers 7030 | International Harvester 1086 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | International Harvester | — |
| Model | 3500 Mark II | DT414 | — |
| Power Output | 131hp | 130hp | ▲ 7030+1 hp · <1% |
| Rated RPM | 2,300RPM | 2,400RPM | ▲ 1086+100 RPM · +4% |
| Cylinders | 6 | 6 | Same |
| Displacement | 426ci | 414ci | ▲ 7030+12 ci · +3% |
| Bore | 4.3in | 4.3in | Same |
| Stroke | 5in | 4.8in | ▲ 7030+0.2 in · +4% |
| Spec | Allis Chalmers 7030 | International Harvester 1086 | Difference |
|---|---|---|---|
| Type | Selective gear fixed ratio with partial range operator controlled power shifting | Partial power shift | — |
| Spec | Allis Chalmers 7030 | International Harvester 1086 | Difference |
|---|---|---|---|
| Length | 163in | 168in | ▲ 1086+5 in · +3% |
| Width | 95.3in | 102in | ▲ 1086+6.7 in · +7% |
| Height | 116in | 115in | ▲ 7030+1 in · <1% |
| Operating Weight | 12,430lb | 12,715lb | ▲ 1086+285 lb · +2% |
| Spec | Allis Chalmers 7030 | International Harvester 1086 | Difference |
|---|---|---|---|
| System Type | Open center | Open center | Same |
| Steering Type | Hydrostatic power | Hydrostatic power | Same |
| Spec | Allis Chalmers 7030 | International Harvester 1086 | Difference |
|---|---|---|---|
| Type | Independent | Independent | Same |
| Speed 1 | 540rpm | 540rpm | Same |
| Speed 2 | 1,000rpm | 1,000rpm | Same |
| Spec | Allis Chalmers 7030 | International Harvester 1086 | Difference |
|---|---|---|---|
| Hitch Type | Not recorded | Three-Point Hitch | — |
| Hitch Category | Not recorded | II/III | — |
| Hitch Position | Not recorded | Rear | — |
| Spec | Allis Chalmers 7030 | International Harvester 1086 | Difference |
|---|---|---|---|
| Chassis Type | 2WD | 4x2 2WD | — |
| Drive Type | 2WD | 2WD | Same |
| Steering Type | Hydrostatic power | Hydrostatic power | Same |
| Brake Type | Wet multiple disc brakes operated hydraulically by two-foot pedals | Hydraulic disc | — |
| Spec | Allis Chalmers 7030 | International Harvester 1086 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
| Spec | Allis Chalmers 7030 | International Harvester 1086 | Difference |
|---|---|---|---|
| Coolant | Not recorded | 6.3gal | — |
| Spec | Allis Chalmers 7030 | International Harvester 1086 | Difference |
|---|---|---|---|
| Type | Open operator station or Cab (optional) | Cab standard | — |
Category context