John Deere

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
ModelJohn Deere 2.9L 3-cyl diesel
Torque143.8 lb-ft (195.0 Nm)
Fuel tank20.6 gal (78.0 L)
Rated RPM2400
Torque RPM1300
Air cleanerdry
Bore/Stroke4.19x4.33 inches (106 x 110 mm)
Power (net)55 hp (41.0 kW)
Displacement179.4 ci (2.9 L)
Starter power4 hp (3.0 kW)
Starter volts12
Oil change interval200 h
Dimensions
Width80.5 inches (204 cm)
Length147.8 inches (375 cm)
Wheelbase80.7 inches (204 cm)
Rear tread51.2 to 78.7 inches (130 to 199 cm)
Front tread49.6 to 80.9 inches (125 to 205 cm)
Height (cab)95.2 inches (MC1) (241 cm), 93.2 inches (low-profile) (236 cm)
Ground clearance24.5 inches (62 cm)
2WD Cab Shipping weight5997 lbs (2720 kg)
4WD Cab Shipping weight6991 lbs (3171 kg)
Electrical
Groundnegative
Batteries2
Battery AH55
Battery volts12
Charging amps55
Hydraulics
Typeclosed-center constant pressure
Pressure2756 psi (190.0 bar)
Pump flow11.6 gpm (43.9 lpm)
Mechanical
ROPSOptional MC1 cab, or CC2 cab after 1990
DriveTwo- or four-wheel drive
BrakesHydraulic disc brakes
Final drivesplanetary
Power steeringYes
Production
TypeUtility tractor
Built inMannheim, Baden-Württemberg, Germany
Years produced1986 - 1994
Transmission
Creeper12 forward and 8 reverse gears, dry disc clutch
Options8-speed synchromesh, 16-speed two-speed power shift, 12-speed creeper
Power Synchrontwo-speed power shift, 16 forward and 8 reverse gears, adds a left-hand power shift to the basic transmission
8-speed synchromesh8 forward and 4 reverse gears, Four gears (1-4) in two ranges (I and II) plus reverse (R) range
Tractor hitch
Controlposition and draft control
Rear TypeII/I
Rear lift (at 24"/610mm)2810 lbs (1274 kg)
Power Take-off (PTO)
Clutchhydraulic wet disc
Rear PTOindependent
Engine RPM540@2070
Rear PTO Type540, 540/1000