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John DeereModel A
John Deere 9620RX
Crawler
- power
- 620 hp
- displacement
- 912 ci
- Cylinders
- 6
- Forward gears
- 18
Head to head · Crawler
Crawler

Four-Wheel Drive
How they compare
9620RX is in the 99th percentile; 9R 590 is in the 96th · 142 models
9620RX is in the 91st percentile; 9R 590 is in the 86th · 191 models
9620RX is in the 50th percentile; 9R 590 is in the 50th · 192 models
9620RX is in the 87th percentile; 9R 590 is in the 87th · 179 models
Full comparison
| Spec | John Deere 9620RX | John Deere 9R 590 | Difference |
|---|---|---|---|
| Manufacturer | John Deere | John Deere | Same |
| Model | 9620RX | 9R 590 | — |
| Category | Crawler, Agricultural | Four-Wheel Drive | — |
| Spec | John Deere 9620RX | John Deere 9R 590 | Difference |
|---|---|---|---|
| Manufacturer | Cummins | John Deere | — |
| Model | QSX15 | JD14 | — |
| Power Output | 620hp | 582hp | ▲ 9620RX+38 hp · +7% |
| Rated RPM | Not recorded | 2,100RPM | — |
| Cylinders | 6 | 6 | Same |
| Displacement | 912ci | 827ci | ▲ 9620RX+85 ci · +10% |
| Bore | 5.4in | 5.2in | ▲ 9620RX+0.2 in · +4% |
| Stroke | 6.7in | 6.5in | ▲ 9620RX+0.2 in · +3% |
| Spec | John Deere 9620RX | John Deere 9R 590 | Difference |
|---|---|---|---|
| Type | Full power shift | Full Power Shift | Same |
| Spec | John Deere 9620RX | John Deere 9R 590 | Difference |
|---|---|---|---|
| Length | 322in | 313in | ▲ 9620RX+9 in · +3% |
| Width | Not recorded | 173in | — |
| Height | 162in | 147in | ▲ 9620RX+15 in · +10% |
| Operating Weight | 55,500lb | 45,980lb | ▲ 9620RX+9,520 lb · +21% |
| Spec | John Deere 9620RX | John Deere 9R 590 | Difference |
|---|---|---|---|
| System Type | Closed-center pressure/flow compensated | Closed Center Pressure/Flow Compensated | — |
| Spec | John Deere 9620RX | John Deere 9R 590 | Difference |
|---|---|---|---|
| Type | Independent with electro-hydraulic clutch | Not recorded | — |
| Speed 1 | 1,000rpm | Not recorded | — |
| Spec | John Deere 9620RX | John Deere 9R 590 | Difference |
|---|---|---|---|
| Hitch Type | Category IV/IVN Opt | IVN/IV | — |
| Hitch Category | Not recorded | Category 3 | — |
| Hitch Position | Not recorded | Rear | — |
| Hitch Capacity | 15,000lb | Not recorded | — |
| Spec | John Deere 9620RX | John Deere 9R 590 | Difference |
|---|---|---|---|
| Chassis Type | Articulated-crawler | Not recorded | — |
| Drive Type | Track | Not recorded | — |
| Spec | John Deere 9620RX | John Deere 9R 590 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
| Spec | John Deere 9620RX | John Deere 9R 590 | Difference |
|---|---|---|---|
| Coolant | Not recorded | 14.9gal | — |
| Spec | John Deere 9620RX | John Deere 9R 590 | Difference |
|---|---|---|---|
| Type | Cab (CommandView III) | Cab | — |
Category context