
John DeereModel A
John Deere 2120
Row Crop
- power
- 68 hp
- displacement
- 219 ci
- Cylinders
- 4
- Forward gears
- 16
Head to head · Row Crop

Row Crop
Row Crop
How they compare
2120 is in the 17th percentile; 4040 is in the 50th · 1,417 models
2120 is in the 13th percentile; 4040 is in the 18th · 1,157 models
Full comparison
| Spec | John Deere 2120 | John Deere 4040 | Difference |
|---|---|---|---|
| Manufacturer | John Deere | John Deere | Same |
| Model | 2120 | 4040 | — |
| Category | Row Crop | Row Crop | Same |
| Spec | John Deere 2120 | John Deere 4040 | Difference |
|---|---|---|---|
| Manufacturer | John Deere | John Deere | Same |
| Power Output | 68hp | Not recorded | — |
| Rated RPM | 2,500RPM | 2,200RPM | ▲ 2120+300 RPM · +14% |
| Cylinders | 4 | 6 | ▲ 4040+2 · +50% |
| Displacement | 219ci | Not recorded | — |
| Bore | 4in | Not recorded | — |
| Stroke | 4.3in | Not recorded | — |
| Spec | John Deere 2120 | John Deere 4040 | Difference |
|---|---|---|---|
| Type | Gear type / Two-speed power shift | Not recorded | — |
| Spec | John Deere 2120 | John Deere 4040 | Difference |
|---|---|---|---|
| Length | 142in | 153in | ▲ 4040+11 in · +8% |
| Width | Not recorded | 95.7in | — |
| Height | 96.5in | Not recorded | — |
| Operating Weight | 6,615lb | Not recorded | — |
| Spec | John Deere 2120 | John Deere 4040 | Difference |
|---|---|---|---|
| System Type | Closed Center | Closed center | Same |
| Steering Type | Power | Power | Same |
| Spec | John Deere 2120 | John Deere 4040 | Difference |
|---|---|---|---|
| Type | Not recorded | Independent | — |
| Speed 1 | 540rpm | 540rpm | Same |
| Speed 2 | Not recorded | 1,000rpm | — |
| Spec | John Deere 2120 | John Deere 4040 | Difference |
|---|---|---|---|
| Hitch Type | Three-Point Hitch | Three-Point Hitch | Same |
| Hitch Category | II | II/I | — |
| Hitch Position | Rear | Rear | Same |
| Hitch Capacity | 4,498lb | Not recorded | — |
| Spec | John Deere 2120 | John Deere 4040 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | Not recorded | — |
| Drive Type | 2WD | Not recorded | — |
| Steering Type | Power | Power | Same |
| Brake Type | Not recorded | Wet disc | — |
| Spec | John Deere 2120 | John Deere 4040 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
| Spec | John Deere 2120 | John Deere 4040 | Difference |
|---|---|---|---|
| Coolant | Not recorded | 6gal | — |
| Spec | John Deere 2120 | John Deere 4040 | Difference |
|---|---|---|---|
| Type | Open / Cab (Optional) | Sound-Gard Cab | — |
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