John Deere 850 2WD Specs
(1978)
John Deere 850 2WD General Information |
|
| Brand | John Deere |
| Model | John Deere 850 2WD |
| Tractor Series | 50 Compact Series |
| Start year | 1978 |
| End year | 1989 |
| Category / Type | Compact Utility tractor |
| Distributor | John Deere |
| Manufacturer | Yanmar |
| Factory | Japan |
| Serial Number Location | Serial number plate on the rear of the John Deere 850, below the PTO shaft. |
| Number of total built | - |
| Original Price (in USD) | $11,000 (1989 ) |
John Deere 850 2WD Chassis, dimensions, weight and tires |
|
| Cabin Type | Two-post ROPS. |
| Wheelbase | 64 in |
| Length | 117.7 in |
| Width | 53.3 in |
| Height | - in |
| Fuel Capacity | 8.5 |
| Weight | 2400 lbs |
| Shipping weight | - lbs |
| Ballasted weight | - lbs |
| Operating Weight | - lbs |
| Front Tyres - Rims dimensions | 5.00-15 |
| Rear Tyres - Rims dimensions | 9.5-24 |
| Steering type | manual |
| Brakes type | differential mechanical expanding shoe |
| Agricultural Tires (R1) | 5.00-15 |
| Agricultural Tires (R1) | 9.5-24 |
| Turf Tires (R3) | 23/8.5-12 |
| Turf Tires (R3) | 13.6-16 |
| Industrial Tires (R4) | - |
| Industrial Tires (R4) | - |
John Deere 850 2WD Electrical System |
|
| Charging System | - |
| Charging Voltage | - volts |
| Ground | negative |
| Charging Amperage | - A |
| Number of batteries | 1 |
| Battery - voltage | 12 volts |
| Battery - Amp / Hour | - Ah |
| Battery - Cold Cranking Amperage | - A |
| Battery - Group | - |
| Engine Starter - voltage | 12 v |
John Deere 850 2WD Engine and Transmission Technical Data |
|
| Number of cylinders | 3-cylinder |
| Fuel Type | diesel |
| Engine Code | Yanmar 3T80-J |
| Engine size - Displacement - Engine capacity | 78 ci |
| Bore x Stroke | 3.15x3.35 |
| Compression Ratio | 21.2:1 |
| Maximum power - Output - Horsepower | 25 hp @ 2600 rpm |
| Engine Cooling Type | liquid-cooled |
| Engine Air Filter / Cleaner | paper element |
| Transmission Type | gear - |
| Transmission / Gearbox gears | 8 forward and 2 reverse |
| Transmission Clutch | 210mm dry disc |
| Drive wheels - Traction - Drivetrain | 4x2 2WD |
John Deere 850 2WD PTO - Power Take-Off |
|
| Rear PTO Type | transmission |
| Rear PTO Power (Tested) | 22 hp ( 22.27 hp) |
| Rear PTO RPM | 540 (1.375) |
John Deere 850 2WD Drawbar |
|
| Drawbar Power (Tested) | 19 hp ( 17.77 hp) |
John Deere 850 2WD Hydraulics |
|
| Type | open center |
| Nº of valves | - |
| Pump flow | - gpm |
| Steering flow | - gpm |