John Deere 850

John Deere 850

Construction years:

1978 - 1989   50 Compact Series

Tractor type:

Compact Utility tractor
John Deere 850 Production
Production

Manufacturer: Yanmar

Factory: Japan

Distributor: John Deere

John Deere 850 3-Point Hitch
3-Point Hitch

Rear Type: I

Rear lift: -

Control: -

Rear lift (at ends): -

Rear lift (at 24"/610mm): -

Front Hitch: -

Front lift (at ends): -

Drawbar: -

John Deere 850 Attachments
Attachments

Height (to pin): -

Dump angle: -

Rollback angle: -

Breakout force (lift): -

Lift to full height (at pin): -

Lift to full height (at 800mm): -

Loader type: John Deere 80

Clearance, dumped bucket: -

Reach at ground: -

Dump reach: -

Breakout force (bucket): -

Bucket width: -

Raise time to height: -

Bucket dump time: -

Lowering time: -

Rollback time: -

John Deere 850 Battery
Battery

Number: 1

Cold-cranking amps: -

Volts: 12

Amp-hours: -

John Deere 850 Capacity
Capacity

Fuel: 8.5 gal

Hydraulic system: 4.75 gal

John Deere 850 Dimensions & Tires
Dimensions & Tires

Ag front: 5.00-15

Ag rear: 9.5-24

Weight (shipping): -

Wheelbase: 64 inches

Clearance front: -

4WD turn radius: -

Weight (ballasted): -

Length: 117.7 inches

Height (hood): 50.8 inches

Ground clearance: 13.7 inches

Rear tread: 42 to 50 inches

Front tread: 42 to 58 inches

2WD turn radius: -

Width: 53.3 inches

Standard tires (ag): Front: 5.00-12. Rear: 9.5-16

Height (cab): -

Max weight: -

Front axle: -

Rear axle: -

John Deere 850 Electrical
Electrical

Ground: negative

Charging system: -

Charging amps: -

Battery volts: 12

John Deere 850 Engine
Engine

Bore/Stroke: 3.15x3.35 inches

Compression: 22.5:1

Cooling: -

Cylinders: -

Displacement: 52.1 ci

Fuel: -

Rated RPMs: 2600

Power: -

Torque: -

Torque RPM: -

Emissions: -

Emission control: -

Maximum power: -

Fuel system: -

Pre-heating: -

Compression: -

Starter: -

Starter volts: 12

John Deere 850 Mechanical
Mechanical

Chassis: 4x2 2WD

Steering: manual

Brakes: differential mechanical expanding shoe

Cab: Two-post ROPS.

Differential lock: -

Transmission: 8-speed gear

Pump flow: -

Final drives: -

John Deere 850 Power Take-off (PTO)
Power Take-off (PTO)

Rear PTO: transmission*

Rear RPM: 540 (1.375)

Gear Rear PTO: -

Hydro Rear PTO: -

Mid PTO: -

Mid RPM: -

Clutch: over-running

Engine RPM: 540@2350

Front PTO: independent*

Front RPM: -

John Deere 850 Hydraulics
Hydraulics

Type: open center

Pressure: -

Valves: -

Total Flow: -

Steering Press: -

Capacity: 4.75 gal

Pump flow: -

SVC flow: -

John Deere 850 Transmission
Transmission

Gears: 8 forward and 2 reverse

Type: -

Oil Capacity: -

Name: -

Clutch: -

John Deere 850 Power
Power

Engine: -

PTO (Claimed): 22 hp

Engine (gross): 25 hp

Drawbar (tested): 17.77 hp

Engine (net): -

Gear PTO (Claimed): -

Hydro PTO (Claimed): -