
Allis ChalmersModel A
Allis Chalmers 7020
Row Crop
- power
- 124 hp
- displacement
- 301 ci
- Cylinders
- 6
- Forward gears
- 6
Head to head · Row Crop

Row Crop
Row Crop
How they compare
7020 is in the 41st percentile; 7220 is in the 32nd · 1,206 models
7020 is in the 32nd percentile; 7220 is in the 41st · 1,409 models
7020 is in the 50th percentile; 7220 is in the 50th · 1,417 models
7020 is in the 11th percentile; 7220 is in the 50th · 1,200 models
Full comparison
| Spec | Allis Chalmers 7020 | John Deere 7220 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | John Deere | — |
| Model | 7020 | 7220 | — |
| Category | Row Crop | Row Crop | Same |
| Spec | Allis Chalmers 7020 | John Deere 7220 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | John Deere | — |
| Model | 649I | PowerTech 6068HF475 | — |
| Power Output | 124hp | 110hp | ▲ 7020+14 hp · +13% |
| Rated RPM | 2,300RPM | 2,300RPM | Same |
| Cylinders | 6 | 6 | Same |
| Displacement | 301ci | 359ci | ▲ 7220+58 ci · +19% |
| Bore | 3.9in | 4.2in | ▲ 7220+0.3 in · +8% |
| Stroke | 4.3in | 5in | ▲ 7220+0.7 in · +16% |
| Spec | Allis Chalmers 7020 | John Deere 7220 | Difference |
|---|---|---|---|
| Type | Partial power shift | Partial power shift | Same |
| Spec | Allis Chalmers 7020 | John Deere 7220 | Difference |
|---|---|---|---|
| Length | 163in | 202in | ▲ 7220+39 in · +24% |
| Width | 92.6in | 95.7in | ▲ 7220+3.1 in · +3% |
| Height | 116in | 112in | ▲ 7020+4 in · +4% |
| Operating Weight | 11,770lb | 11,839lb | ▲ 7220+69 lb · <1% |
| Spec | Allis Chalmers 7020 | John Deere 7220 | Difference |
|---|---|---|---|
| System Type | Closed center | Closed-center PFC | — |
| Steering Type | Hydrostatic power | Power | — |
| Spec | Allis Chalmers 7020 | John Deere 7220 | Difference |
|---|---|---|---|
| Type | Independent | Independent | Same |
| Speed 1 | 540rpm | 540rpm | Same |
| Speed 2 | 1,000rpm | 1,000rpm | Same |
| Spec | Allis Chalmers 7020 | John Deere 7220 | Difference |
|---|---|---|---|
| Front Tire Size | 11.00-16 | Not recorded | — |
| Rear Tire Size | 20.8-38 | Not recorded | — |
| Spec | Allis Chalmers 7020 | John Deere 7220 | Difference |
|---|---|---|---|
| Hitch Type | Three-Point Hitch | Not recorded | — |
| Hitch Category | III/II | II | — |
| Hitch Position | Rear | Not recorded | — |
| Hitch Capacity | 6,680lb | 7,450lb | ▲ 7220+770 lb · +12% |
| Spec | Allis Chalmers 7020 | John Deere 7220 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | 4x2 2WD | Same |
| Drive Type | 2WD | Not recorded | — |
| Steering Type | Hydrostatic power | Power | — |
| Brake Type | Differential hydraulic wet disc | Hydraulic wet disc | — |
| Spec | Allis Chalmers 7020 | John Deere 7220 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
| Spec | Allis Chalmers 7020 | John Deere 7220 | Difference |
|---|---|---|---|
| Coolant | 6.5gal | 4.1gal | ▲ 7020+2.4 gal · +59% |
| Spec | Allis Chalmers 7020 | John Deere 7220 | Difference |
|---|---|---|---|
| Type | Acousta-Cab | ComfortGard Cab standard with air-conditioning | — |
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