This page provides a detailed comparison of the specifications for the John Deere 2850 and the Marshall Field Marshall Series IIIA.
| John Deere 2850 | Marshall Field Marshall Series IIIA | |
|---|---|---|
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| Engine | ||
| Engine Manufacturer | John Deere | Marshall |
| Engine Model | 4239TL | - |
| Engine Cooling Type | Liquid-cooled | - |
| Engine Fuel Type | Diesel | Diesel |
| Engine Induction Type | Turbocharged | - |
| Engine Cylinders | 4 | 1 |
| Engine Displacement Value | 239 ci (3.9 L) | 310 ci (5.1 L) |
| Engine Rated Rpm | 2300 | 750 |
| Engine Power Output Value | 86 hp (64.1 kW) | - |
| Transmission | ||
| Transmission Type | Two-speed power shift | Gear |
| Transmission Forward Gears | 16 | 6 |
| Transmission Reverse Gears | 8 | 2 |
| Dimensions | ||
| Length Value | 167.1 | - |
| Width Value | 81.4 | - |
| Operating Weight Value | 7694 lb (3490 kg) | - |
| Miscellaneous | ||
| Chassis | 4x2 2WD | 4x2 2WD |
| Drive Type | 2WD | 2WD |
| Front Tire Type | - | - |
| Rear Tire Type | - | - |
| Hitch Type | II | - |
| Hitch Category | Category 3 | III |
| Hitch Position | Rear | - |
| Hydraulic System Type | Closed center constant pressure | - |
| Operator Station Type | Cab | - |
| Starter Type | Electric | - |
