This page provides a detailed comparison of the specifications for the John Deere 8400T and the John Deere 8770. 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 8400T
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John Deere 8770
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| Images | No images available | No images available |
| Engine | ||
| Engine - Manufacturer | John Deere | John Deere |
| Engine - Model | Serial No.*RG6081 H040198* | - |
| Engine - Cooling Type | Liquid-cooled | liquid-cooled |
| Engine - Cylinder Orientation | - | - |
| Engine - Valve Configuration | - | - |
| Engine - Fuel Type | Diesel | Diesel |
| Engine - Induction Type | - | - |
| Engine - Cylinders | 6 | 6 |
| Engine - Displacement (ci) | 496 | 619 |
| Engine - Bore (in) | 4.57 | 5.12 |
| Engine - Stroke (in) | - | - |
| Engine - Rated RPM | 2200 | 2100 |
| Engine - Power Output (hp) | 226.73 | 300 |
| Transmission | ||
| Transmission - Type | Full powershift | - |
| Transmission - Forward Gears | 16 | - |
| Transmission - Reverse Gears | - | - |
| Transmission - Total Gears | 20 | 12 forward and 3 reverse / 24 forward and 6 reverse / 12 forward and 2 reverse |
| Dimensions | ||
| Length (in) | 207 | 268.9 |
| Width (in) | 103.7 (minimum) | - |
| Height (in) | 122.9 | - |
| Operating Weight (lb) | 25000 | 32960 |
| Miscellaneous | ||
| Chassis | Crawler | 4x4 articulated 4WD |
| Drive Type | Track | 4WD |
| Steering Type | Hydrostatic power | hydrostatic power |
| Coolant Capacity (qts) | 35.9 | 58 |
| Front Tire Diameter (in) | - | - |
| Front Tire Width (in) | - | - |
| Rear Tire Diameter (in) | - | 32 |
| Rear Tire Width (in) | - | - |
| Front/Rear Rim Diameter (in) | - | - |
| Tire Type | - | - |
| Manufacture - End Year | 1999 | 1996 |
| Hitch Type | Three-Point Hitch | Optional/3-point hitch (Category III) |
| Hitch Category | - | - |
| Hitch Position | Rear | Rear |
| Hitch Capacity (lb) | 15650 | 14980 |
| Operator Station Type | Cab (CommandView Cab as per data) | Sound-Gard cab (standard) |
| Starter Type | Electric | Electric |
| PTO Type | Independent | Independent |
| PTO Speed 1 (rpm) | 1000 | 1000 |
| PTO Speed 2 (rpm) | - | - |
| PTO Speed 3 (rpm) | - | - |
| Brake Type | Hydraulic wet disc | Hydraulic wet discs |
| Hydraulic System Type | Closed center pressure-flow compensated (PFC) | Closed center pressure compensated |
