This page provides a detailed comparison of the specifications for the John Deere 4066M and the John Deere 8320R. The specifications are categorized into four main sections: Engine, Transmission, Dimensions, and Miscellaneous. By comparing these two tractors side by side, you can easily identify the similarities and differences between them and determine which one best suits your needs.
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John Deere 4066M
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John Deere 8320R
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| Images | No images available | |
| Engine | ||
| Engine - Manufacturer | Yanmar | John Deere |
| Engine - Model | 4TNV86CHT | PowerTech PSS |
| Engine - Cooling Type | Liquid-cooled | Liquid-cooled; Engine coolant heat exchanger for crankcase oil, radiator for hydraulic and transmission oil |
| Engine - Cylinder Orientation | - | - |
| Engine - Valve Configuration | - | 24-valve |
| Engine - Fuel Type | Diesel | Diesel |
| Engine - Induction Type | - | - |
| Engine - Cylinders | 4 | 6 |
| Engine - Displacement (ci) | 127.5 | 548 ci |
| Engine - Bore (in) | 3.39 | 4.661 in |
| Engine - Stroke (in) | - | - |
| Engine - Rated RPM | 2600 | 2100 |
| Engine - Power Output (hp) | 65.8 | 318.08 hp at 1899 rpm |
| Transmission | ||
| Transmission - Type | Power shuttle or Hydrostatic | Selective gear fixed ratio with full range operator controlled power shift |
| Transmission - Forward Gears | 12 (if Power shuttle transmission) | 16 |
| Transmission - Reverse Gears | - | - |
| Transmission - Total Gears | Unknown (A total can only be provided if referring to the Power shuttle transmission setup) | - |
| Dimensions | ||
| Length (in) | 130.3 | 245 inches |
| Width (in) | - | 137.3 inches (with warning lamps) |
| Height (in) | 100 | 129.3 inches (cab) |
| Operating Weight (lb) | 3770 | 32,695 lbs |
| Miscellaneous | ||
| Chassis | 4x4 MFWD 4WD | 4x4 MFWD 4WD |
| Drive Type | MFWD 4WD | MFWD 4WD |
| Steering Type | Power | Hydrostatic power |
| Coolant Capacity (qts) | 6.3 | 42.3 qts |
| Front Tire Diameter (in) | - | - |
| Front Tire Width (in) | - | - |
| Rear Tire Diameter (in) | - | - |
| Rear Tire Width (in) | - | - |
| Front/Rear Rim Diameter (in) | - | - |
| Tire Type | - | Ag tires |
| Manufacture - End Year | - | 2019 |
| Hitch Type | Three-Point Hitch | IVN/III |
| Hitch Category | - | - |
| Hitch Position | Rear | Rear |
| Hitch Capacity (lb) | 3130 | 29300 lbs |
| Operator Station Type | Two-post folding ROPS | CommandView III cab (standard) |
| Starter Type | Electric | Electric |
| PTO Type | Independent | Independent |
| PTO Speed 1 (rpm) | 540 | 1000 |
| PTO Speed 2 (rpm) | - | 540 |
| PTO Speed 3 (rpm) | - | - |
| Brake Type | Hydraulic wet disc | Hydraulic wet disc |
| Hydraulic System Type | Open center | Closed-center load sensing pressure flow compensated |
