John Deere 1850
The John Deere 1850 is a utility tractor produced from 1986 to 1994. It features a 2.9L 3-cylinder diesel engine producing 55 hp (41.0 kW) net power. The tractor offers multiple transmission options including an 8-speed synchromesh, a 16-speed two-speed power shift, and a 12-speed creeper. It is available in two- or four-wheel drive configurations with planetary final drives and hydraulic disc brakes. The 1850 has a closed-center constant pressure hydraulic system with 2756 psi pressure and 11.6 gpm pump flow. It includes a rear hitch with position and draft control and a rear lift capacity of 2810 lbs (1274 kg). The rear PTO is independent with hydraulic wet disc clutch and operates at 540 or 540/1000 RPM. Dimensions include an 80.7 inch wheelbase, 147.8 inch length, and cab heights of 95.2 inches (MC1) or 93.2 inches (low-profile). The tractor weighs between 5997 and 6991 lbs depending on configuration. Standard tires vary by 2WD or 4WD models. Electrical system features a 12-volt negative ground with 55 amp charging and two 12V batteries.
Power55 hp
Founded1986 - 1994
Model1850
Technical Specifications
Detailed specifications and technical data for John Deere 1850
Power
| Engine (net) | 55 hp (41.0 kW) |
|---|---|
| PTO (claimed) | 49.6 hp (37.0 kW) |
Tires
| 2WD Standard tires (ag) | Front: 7.50-16, Rear: 16.9-30 |
|---|---|
| 4WD Standard tires (ag) | Front: 11.2-24, Rear: 16.9-30 |
Engine
| Model | John Deere 2.9L 3-cyl diesel |
|---|---|
| Torque | 143.8 lb-ft (195.0 Nm) |
| Fuel tank | 20.6 gal (78.0 L) |
| Rated RPM | 2400 |
| Torque RPM | 1300 |
| Air cleaner | dry |
| Bore/Stroke | 4.19x4.33 inches (106 x 110 mm) |
| Power (net) | 55 hp (41.0 kW) |
| Displacement | 179.4 ci (2.9 L) |
| Starter power | 4 hp (3.0 kW) |
| Starter volts | 12 |
| Oil change interval | 200 h |
Dimensions
| Width | 80.5 inches (204 cm) |
|---|---|
| Length | 147.8 inches (375 cm) |
| Wheelbase | 80.7 inches (204 cm) |
| Rear tread | 51.2 to 78.7 inches (130 to 199 cm) |
| Front tread | 49.6 to 80.9 inches (125 to 205 cm) |
| Height (cab) | 95.2 inches (MC1) (241 cm), 93.2 inches (low-profile) (236 cm) |
| Ground clearance | 24.5 inches (62 cm) |
| 2WD Cab Shipping weight | 5997 lbs (2720 kg) |
| 4WD Cab Shipping weight | 6991 lbs (3171 kg) |
Electrical
| Ground | negative |
|---|---|
| Batteries | 2 |
| Battery AH | 55 |
| Battery volts | 12 |
| Charging amps | 55 |
Hydraulics
| Type | closed-center constant pressure |
|---|---|
| Pressure | 2756 psi (190.0 bar) |
| Pump flow | 11.6 gpm (43.9 lpm) |
Mechanical
| ROPS | Optional MC1 cab, or CC2 cab after 1990 |
|---|---|
| Drive | Two- or four-wheel drive |
| Brakes | Hydraulic disc brakes |
| Final drives | planetary |
| Power steering | Yes |
Production
| Type | Utility tractor |
|---|---|
| Built in | Mannheim, Baden-Württemberg, Germany |
| Years produced | 1986 - 1994 |
Transmission
| Creeper | 12 forward and 8 reverse gears, dry disc clutch |
|---|---|
| Options | 8-speed synchromesh, 16-speed two-speed power shift, 12-speed creeper |
| Power Synchron | two-speed power shift, 16 forward and 8 reverse gears, adds a left-hand power shift to the basic transmission |
| 8-speed synchromesh | 8 forward and 4 reverse gears, Four gears (1-4) in two ranges (I and II) plus reverse (R) range |
Tractor hitch
| Control | position and draft control |
|---|---|
| Rear Type | II/I |
| Rear lift (at 24"/610mm) | 2810 lbs (1274 kg) |
Power Take-off (PTO)
| Clutch | hydraulic wet disc |
|---|---|
| Rear PTO | independent |
| Engine RPM | 540@2070 |
| Rear PTO Type | 540, 540/1000 |
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