This page provides a detailed comparison of the specifications for the Gravely 812 and the John Deere 4066M. 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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Gravely 812
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John Deere 4066M
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| Images | No images available | |
| Engine | ||
| Engine - Manufacturer | Kohler | Yanmar |
| Engine - Model | K301 | 4TNV86CHT |
| Engine - Cooling Type | Air-cooled | Liquid-cooled |
| Engine - Cylinder Orientation | - | - |
| Engine - Valve Configuration | - | - |
| Engine - Fuel Type | Gasoline | Diesel |
| Engine - Induction Type | - | - |
| Engine - Cylinders | 1 | 4 |
| Engine - Displacement (ci) | 29 | 127.5 |
| Engine - Bore (in) | 3.37 | 3.39 |
| Engine - Stroke (in) | - | - |
| Engine - Rated RPM | 3600 | 2600 |
| Engine - Power Output (hp) | 12 | 65.8 |
| Transmission | ||
| Transmission - Type | Shaft-driven gear | Power shuttle or Hydrostatic |
| Transmission - Forward Gears | 8 | 12 (if Power shuttle transmission) |
| Transmission - Reverse Gears | - | - |
| Transmission - Total Gears | - | Unknown (A total can only be provided if referring to the Power shuttle transmission setup) |
| Dimensions | ||
| Length (in) | 75.2 | 130.3 |
| Width (in) | 36.2 | - |
| Height (in) | 42.9 | 100 |
| Operating Weight (lb) | 900 | 3770 |
| Miscellaneous | ||
| Chassis | 4x2 2WD | 4x4 MFWD 4WD |
| Drive Type | 2WD | MFWD 4WD |
| Steering Type | Manual | Power |
| Coolant Capacity (qts) | - | 6.3 |
| Front Tire Diameter (in) | - | - |
| Front Tire Width (in) | - | - |
| Rear Tire Diameter (in) | - | - |
| Rear Tire Width (in) | - | - |
| Front/Rear Rim Diameter (in) | - | - |
| Tire Type | Lawn/turf | - |
| Manufacture - End Year | 1978 | - |
| Hitch Type | - | Three-Point Hitch |
| Hitch Category | - | - |
| Hitch Position | - | Rear |
| Hitch Capacity (lb) | - | 3130 |
| Operator Station Type | Open | Two-post folding ROPS |
| Starter Type | Electric | Electric |
| PTO Type | - | Independent |
| PTO Speed 1 (rpm) | - | 540 |
| PTO Speed 2 (rpm) | - | - |
| PTO Speed 3 (rpm) | - | - |
| Brake Type | - | Hydraulic wet disc |
| Hydraulic System Type | - | Open center |
