Navigation: Home > John Deere > 850

John Deere 850 Tractors

John Deere 850  
Power: 25 hp
Date of manufacture :
1978 - 1989
Production
Distributor:John Deere
Manufacturer:Yanmar
Type:Compact Utility tractor
Factory:Japan
Original price:$7,670 (1983 )
Original price:$11,000 (1989 )
John Deere 850 Power
Engine (gross):25 hp
18.6 kW
Drawbar (claimed):19 hp
14.2 kW
PTO (claimed):22 hp
16.4 kW
Drawbar (tested):17.77 hp
13.3 kW
PTO (tested):22.27 hp
16.6 kW
John Deere 850 Engine
Mechanical
Chassis:4x2 2WD
 4x4 MFWD 4WD
Steering:manual
 power*Optional
Brakes:differential mechanical expanding shoe
Cab:Two-post ROPS.
Transmission:8-speed gear
Photos
John Deere 850 photos...
Capacity
Fuel:8.5 gal
32.2 L
Hydraulic system:4.75 gal
18.0 L
 5.25 gal
19.9 L *After 1984
Hydraulics
Type:open center
Capacity:4.75 gal
18.0 L
 5.25 gal
19.9 L *After 1984
Pressure:2030 psi
140.0 bar
Tractor hitch
Rear Type:I
Power Take-off (PTO)
Rear PTO:transmission*Early models, through the 1983 model year.
 live two-stage clutch*Introduced in 1984, tractor serial number 16001.
Rear RPM:540 (1.375)
Engine RPM:540@2258
Dimensions & Tires
Wheelbase:64 inches
162 cm
Weight:2400 lbs
1088 kg
Front tire:5.00-15
Rear tire:9.5-24
850 Serial Numbers
Location:Serial number plate on the rear of the John Deere 850, below the PTO shaft.
photo of 850 serial number

1978:1000
1979:3859
1980:7389
1981:11338
1982:12481
1983:14183
1984:16006
1985:18001
1986:22001
1987:25501
1988:28337
Final:30852

how to read serial numbers...

Electrical
Ground:negative
Battery volts:12
Other Tractors
John Deere 830 Power: 38 hp[P] Date of manufacture : 1973 - 1975
John Deere 830 Power: 35 hp Date of manufacture : 1974 - 1979
John Deere 840 Power: 37 hp Date of manufacture : 1976 - 1986
John Deere 846 Power: 27 hp Date of manufacture : 1996 - 2003
John Deere 850 Power: 25 hp Date of manufacture : 1978 - 1989
John Deere 855 Power: 24 hp Date of manufacture : 1986 - 1998
John Deere 870 Power: 28 hp Date of manufacture : 1989 - 1998
John Deere 900HC Power: 25 hp Date of manufacture : 1986 - 1988
John Deere 920 Power: 44 hp[P] Date of manufacture : 1967 - 1975