
John DeereModel A
John Deere 7420
Row Crop
- power
- 135 hp
- displacement
- 414 ci
- Cylinders
- 6
- Forward gears
- 16
Tractor comparison: Row Crop

Row Crop
Row Crop
Main specifications
7420 is in the 49th percentile and 7510 is in the 49th percentile (1,206 models in the category).
7420 is in the 66th percentile and 7510 is in the 69th percentile (1,409 models in the category).
7420 is in the 50th percentile and 7510 is in the 50th percentile (1,417 models in the category).
7420 is in the 50th percentile and 7510 is in the 27th percentile (1,200 models in the category).
Full comparison
| Spec | John Deere 7420 | John Deere 7510 | Difference |
|---|---|---|---|
| Manufacturer | John Deere | John Deere | Same |
| Model | 7420 | 7510 | — |
| Category | Row Crop | Row Crop | Same |
| Spec | John Deere 7420 | John Deere 7510 | Difference |
|---|---|---|---|
| Manufacturer | John Deere | John Deere | Same |
| Model | PowerTech 6068HF475 | PowerTech 6068 | — |
| Power Output | 135hp | 135hp | Same |
| Rated RPM | 2,100RPM | 2,100RPM | Same |
| Cylinders | 6 | 6 | Same |
| Displacement | 414ci | 415ci | ▲ 7510+1 ci · <1% |
| Bore | 4.2in | 4.2in | Same |
| Stroke | 5in | 5in | Same |
| Spec | John Deere 7420 | John Deere 7510 | Difference |
|---|---|---|---|
| Type | Partial power shift | Fully synchronized / Partial power shift | — |
| Spec | John Deere 7420 | John Deere 7510 | Difference |
|---|---|---|---|
| Length | 203in | Not recorded | — |
| Width | 96in | Not recorded | — |
| Height | 114in | 111in | ▲ 7420+3 in · +3% |
| Operating Weight | 13,280lb | Not recorded | — |
| Spec | John Deere 7420 | John Deere 7510 | Difference |
|---|---|---|---|
| System Type | Closed-center PFC | Closed center pressure flow compensated (PFC) | — |
| Steering Type | Power | Power | Same |
| Spec | John Deere 7420 | John Deere 7510 | Difference |
|---|---|---|---|
| Type | Independent with electro-hydraulic clutch | Independent | — |
| Speed 1 | 540rpm | 540rpm | Same |
| Speed 2 | 1,000rpm | 1,000rpm | Same |
| Spec | John Deere 7420 | John Deere 7510 | Difference |
|---|---|---|---|
| Hitch Type | Not recorded | IIIN/II | — |
| Hitch Category | Category 3 | Category 3 | Same |
| Hitch Position | Not recorded | Rear | — |
| Hitch Capacity | 8,960lb | Not recorded | — |
| Spec | John Deere 7420 | John Deere 7510 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | Not recorded | — |
| Steering Type | Power | Power | Same |
| Brake Type | Hydraulic wet disc | Hydraulic wet disc | Same |
| Spec | John Deere 7420 | John Deere 7510 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
| Spec | John Deere 7420 | John Deere 7510 | Difference |
|---|---|---|---|
| Coolant | 7.4gal | 5gal | ▲ 7420+2.4 gal · +48% |
| Spec | John Deere 7420 | John Deere 7510 | Difference |
|---|---|---|---|
| Type | ComfortGard Cab (standard) with air-conditioning | ComfortGard cab (standard) | — |
Category ranking