
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
Utility
How they compare
7020 is in the 41st percentile; X6.430 is in the 40th · 1,206 models
7020 is in the 32nd percentile; X6.430 is in the 25th · 1,409 models
7020 is in the 50th percentile; X6.430 is in the 17th · 1,417 models
7020 is in the 11th percentile; X6.430 is in the 95th · 1,200 models
Full comparison
| Spec | Allis Chalmers 7020 | McCormick Intl X6.430 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | McCormick Intl | — |
| Model | 7020 | X6.430 | — |
| Category | Row Crop | Utility | — |
| Spec | Allis Chalmers 7020 | McCormick Intl X6.430 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | McCormick Intl | — |
| Model | 649I | BetaPower | — |
| Power Output | 124hp | 121hp | ▲ 7020+3 hp · +2% |
| Rated RPM | 2,300RPM | 2,200RPM | ▲ 7020+100 RPM · +5% |
| Cylinders | 6 | 4 | ▲ 7020+2 · +50% |
| Displacement | 301ci | 275ci | ▲ 7020+26 ci · +9% |
| Bore | 3.9in | 4.1in | ▲ X6.430+0.2 in · +5% |
| Stroke | 4.3in | 5.2in | ▲ X6.430+0.9 in · +21% |
| Spec | Allis Chalmers 7020 | McCormick Intl X6.430 | Difference |
|---|---|---|---|
| Type | Partial power shift | Power Shift | — |
| Spec | Allis Chalmers 7020 | McCormick Intl X6.430 | Difference |
|---|---|---|---|
| Length | 163in | 173in | ▲ X6.430+10 in · +6% |
| Width | 92.6in | 80.9in | ▲ 7020+11.7 in · +14% |
| Height | 116in | 110in | ▲ 7020+6 in · +5% |
| Ground Clearance | Not recorded | 16.5in | — |
| Operating Weight | 11,770lb | 10,362lb | ▲ 7020+1,408 lb · +14% |
| Spec | Allis Chalmers 7020 | McCormick Intl X6.430 | Difference |
|---|---|---|---|
| System Type | Closed center | Open Center | — |
| Steering Hydraulic Flow | Not recorded | 10gpm | — |
| Steering Type | Hydrostatic power | Power | — |
| Spec | Allis Chalmers 7020 | McCormick Intl X6.430 | Difference |
|---|---|---|---|
| Type | Independent | Not recorded | — |
| Speed 1 | 540rpm | Not recorded | — |
| Speed 2 | 1,000rpm | Not recorded | — |
| Spec | Allis Chalmers 7020 | McCormick Intl X6.430 | Difference |
|---|---|---|---|
| Front Tire Size | 11.00-16 | Not recorded | — |
| Rear Tire Size | 20.8-38 | Not recorded | — |
| Spec | Allis Chalmers 7020 | McCormick Intl X6.430 | Difference |
|---|---|---|---|
| Hitch Type | Three-Point Hitch | Three-Point Hitch | Same |
| Hitch Category | III/II | II | — |
| Hitch Position | Rear | Not recorded | — |
| Hitch Capacity | 6,680lb | Not recorded | — |
| Spec | Allis Chalmers 7020 | McCormick Intl X6.430 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | 4x4 MFWD 4WD | — |
| Drive Type | 2WD | 4WD | — |
| Steering Type | Hydrostatic power | Power | — |
| Brake Type | Differential hydraulic wet disc | Not recorded | — |
| Spec | Allis Chalmers 7020 | McCormick Intl X6.430 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
| Spec | Allis Chalmers 7020 | McCormick Intl X6.430 | Difference |
|---|---|---|---|
| Standard | Not recorded | Interim Tier IV | — |
| Control System | Not recorded | Selective Catalytic Reduction (SCR) | — |
| Spec | Allis Chalmers 7020 | McCormick Intl X6.430 | Difference |
|---|---|---|---|
| Coolant | 6.5gal | Not recorded | — |
| Spec | Allis Chalmers 7020 | McCormick Intl X6.430 | Difference |
|---|---|---|---|
| Type | Acousta-Cab | Not recorded | — |
Category context