This page provides a detailed comparison of the specifications for the John Deere 9R 590 and the John Deere 9R 640.
| John Deere 9R 590 | John Deere 9R 640 | |
|---|---|---|
| Images | ||
| Engine | ||
| Engine Manufacturer | John Deere | John Deere |
| Engine Model | JD14 | JD14 |
| Engine Cooling Type | Liquid-cooled | Liquid-cooled |
| Engine Fuel Type | Diesel | Diesel |
| Engine Induction Type | Turbocharged aftercooled | Turbocharged aftercooled |
| Engine Cylinders | 6 | 6 |
| Engine Displacement Value | 827 ci (13.6 L) | 827 ci (13.6 L) |
| Engine Rated Rpm | 2100 | 2100 |
| Engine Power Output Value | 582 hp (434.0 kW) | 632 hp (471.0 kW) |
| Transmission | ||
| Transmission Type | Full Power Shift | Full power shift |
| Transmission Forward Gears | 18 | 18 |
| Transmission Reverse Gears | 6 | 6 |
| Dimensions | ||
| Length Value | 312.8 | 312.8 |
| Width Value | 173.3 | 173.3 |
| Operating Weight Value | 45980 lb (20856 kg) | 46680 lb (21174 kg) |
| Miscellaneous | ||
| Front Tire Type | - | - |
| Rear Tire Type | - | - |
| Hitch Type | IVN/IV | IV/IVN |
| Hitch Category | Category 3 | Category 3 |
| Hitch Position | Rear | Rear |
| Hydraulic System Type | Closed Center Pressure/Flow Compensated | Closed center pressure/flow compensated |
| Operator Station Type | Cab | Cab |
| Starter Type | Electric | Electric |
