John Deere 850 Specs, Parts, HP, Price, Data, Weight and Problems

John Deere has been in the agricultural equipment business for over a century, and their 850 series is no exception. This tractor is built for both commercial and residential use, and comes with a number of features that make it a popular choice. Some of the notable features of the 850 include its 8.5 horsepower engine, durable construction, and ease of maintenance.

John Deere 850 Specifications:

Weight2400 lbs or 1088 kg
Width53.3 in. or 135 cm
Wheelbase64 in. or 162 cm
Rear tread42 to 50 in.
Length117.7 in. or 298 cm
Height (hood)50.8 in. or 129 cm
Ground clearance13.7 in. or 34 cm
Front tread42 to 58 in.
Engine typeFour-stroke, liquid-cooled, inline
Engine modelYanmar 3T80-J
Displacement1.3 L, 1,278 cm2, (80.0 cu·in)
Bore and stroke80.0 mm X 85.0 mm (3.15 in X 3.35 in)
Horsepower25.3 PS (18.6 kW; 25.0 HP) at 2,600 rpm
AG front tires5.00-15
AG rear tires9.5-24
Compression Ratio21 to 1
Coolant capacity5.7 L (6.02 US. qt, 5.02 Imp. qt.)
Firing Order (No 1 in rear)1/3/2002
Injection Pump Timing26° BTDC
Injection Pump TypePlunger
Lawn front tires23/8.5-12
Lawn rear tires13.6-16
Number of Cylinders3
Slow Idle Speed800 RPM
Working Speed Range1900 to 2600 RPM
Lubrication SystemFull flow filter
Transmission model
Steering typeManual or power (optional)
Starter12V Negative
Power Measured2600 RPM
Number of batteries1
Engine starter volts12 V
Electric ground forcenegative
Chassis4×2 2WD or 4×4 MFWD 4WD
BrakesDifferential mechanical expanding shoe
Air CleanerDry Type
Transmission typeGear type with dry disc clutch
Bore stroke3.15×3.35 in. or (80 x 85 mm)
Coolant tank capacity6 qts or 5.7 L
Engine RPM540@2258
Engine size78 ci or 1.3 L
Engine torque
Engine torque RPM
Fuel tank capacity8.5 gal or 32.2 L
Gears8 forward and 2 reverse
Power RPM2600 (rpm)
PTO claimed power22 hp or 16.4 kW
Rear RPM540 (1.375)
SpeedForward: 18.8 kmh (11.7 mph) Reverse: 8.7 (5.4 mph)
PTO real power20.66 hp or 15.4 kW
Rear PTO systemtransmission
Rear PTO RPM540 (rpm)
PTO fuel consumption1.4 gal/hour or 5.3 l/hour
PTO engine @RPM540@2258 (rpm)
PTO clutch system
Front PTO system
Engine (gross)25 hp / 18.6 kW
Clutch 4WDtwo-stage transmission
Clutch 2WDsingle dry disc
Drawbar (claimed)19 hp / 14.2 kW
PTO (claimed)22 hp / 16.4 kW
Cabin typeTwo-post ROPS
Drawbar (tested)17.77 hp / 13.3 kW
PTO (tested)22.27 hp / 16.6 kW
Rear PTO spped540 rpm
Rear PTO typeTransmission or live two-stage clutch
Steering systemmanual
Wheel drive4×2 2WD

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John Deere 850 is a great farm tractor that is sure to help you do your job. With its powerful engine and plenty of options, this tractor is perfect for any farmer out there. So if you’re looking for a dependable machine that can do the work for you, the John Deere 850 is the perfect option.

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