John Deere 1850
The John Deere 1850 is a tractor produced by John Deere. It is equipped with a 179.4 ci 2.9 L engine. The listed engine power is Diesel (net): 55 hp / 41.0 kW; Diesel (listed): 4 hp / 3.0 kW. Transmission: Power Synchron. Operating weight: 5997 to 6991 pounds.
Overview
 | 1986 - 1994
Utility tractor |
|---|
Production | |
|---|---|
Manufacturer | John Deere |
Utility tractor | |
Built in Mannheim, Baden-Württemberg, Germany | |
John Deere 1850 Engine | |
|---|---|
John Deere 2.9L 3-cyl diesel | |
Fuel tank | 20.6 gal
78.0 L |
Engine details ...  | |
John Deere 1850 Power | |
|---|---|
Engine (net) | 55 hp
41.0 kW |
PTO (claimed) | 49.6 hp
37.0 kW |
Mechanical | |
|---|---|
Two- or four-wheel drive | |
Final drives | planetary |
Power steering | |
Hydraulic disc brakes | |
ROPS. Optional MC1 cab, or CC2 cab after 1990. | |
Hydraulics | |
|---|---|
Type | closed-center constant pressure. |
Pressure | 2756 psi
190.0 bar |
Pump flow | 11.6 gpm
43.9 lpm |
Tractor hitch | |
|---|---|
Rear Type | II/I |
Control | position and draft control |
Rear lift (at 24"/610mm) | 2810 lbs
1274 kg |
Power Take-off (PTO) | |
|---|---|
Rear PTO | independent |
Clutch | hydraulic wet disc |
Rear PTO Type | 540 |
540/1000 | |
Engine RPM | 540@2070 |
Dimensions & Tires | |
|---|---|
Wheelbase | 80.7 inches
204 cm |
Weight | 5997 to 6991 pounds |
Front tire | 7.50-16 |
2WD Rear tire | 16.9-30 |
Full dimensions and tires ...  | |
Electrical | |
|---|---|
Ground | negative |
Charging amps | 55 |
Batteries | 2 |
Battery volts | 12 |
Battery AH | 55 |
References | |
|---|---|
 | |
Traktor 1850 published in 1986, by John Deere |
Engine
Engine Detail — 179.4 ci / 2.9 L Diesel
Manufacturer | John Deere |
Fuel Type | Diesel |
Configuration | 3-cylinder, liquid-cooled |
Displacement | 179.4 ci
2.9 L |
Bore/Stroke | 4.19x4.33 inches
106 x 110 mm |
Power (net) | 55 hp
41.0 kW |
Air cleaner | dry |
Rated RPM | 2400 |
Torque | 143.8 lb-ft
195.0 Nm |
Torque RPM | 1300 |
Starter volts | 12 |
Starter power | 4 hp
3.0 kW |
Oil change | 200 h |
John Deere 1850 Engine | |
|---|---|
 |
Transmission
Transmission options | |
|---|---|
8-speed synchromesh | |
16-speed two-speed power shift | |
12-speed creeper |
Transmission — 8 forward and 4 reverse synchromesh
Type | synchromesh |
Gears | 8 forward and 4 reverse |
Four gears (1-4) in two ranges (I and II) plus reverse (R) range. | |
With 12.4/11-32 rear tires. | |
 | |
Transmission — Power Synchron
Transmission | Power Synchron |
Type | two-speed power shift |
Gears | 16 forward and 8 reverse |
The optional Power Synchron transmission adds a left-hand power shift to the basic transmission. | |
 | |
Transmission — 12 forward and 8 reverse creeper
Type | creeper |
Gears | 12 forward and 8 reverse |
Clutch | dry disc |
 | |
Dimensions
John Deere 1850 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 |
Dimensions | |
|---|---|
Wheelbase | 80.7 inches
204 cm |
Length | 147.8 inches
375 cm |
Width | 80.5 inches
204 cm |
Height (cab) | 95.2 inches (MC1)
241 cm |
93.2 inches (low-profile)
236 cm | |
2WD Cab Shipping weight | 5997 lbs
2720 kg |
4WD Cab Shipping weight | 6991 lbs
3171 kg |
Ground clearance | 24.5 inches
62 cm |
Front tread | 49.6 to 80.9 inches
125 to 205 cm |
Rear tread | 51.2 to 78.7 inches
130 to 199 cm |
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for John Deere 1850.
Engine Crankcase Oil
Transmission & Hydraulic System
Engine Cooling System
John Deere 1850 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for John Deere 1850.
Converted Equivalents:
Direct Competitor Comparison
Compare John Deere 1850 against same-era industry alternatives in the same horsepower class.
John Deere 1850
Official manuals for John Deere 1850
Choose the European tractor entry: other equipment also uses the model number 1850. Check your model, serial number and manual edition before using a publication.
Operator manuals (English)
- OML57690 (J6): listed in the group ending at serial 621999. Confirm the lower limit in the official catalog.
- OML61586 (E9): serial range 622000–719999.
TM4437: repair manual, English, January 1991 edition. The official link is a five-page preview, not the complete manual.
Serial ranges describe manual applicability; they do not establish manufacture years or verify every specification on this page.
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