John Deere 850 Tractor (1989)

Manufacturer:John Deere

Price:11,000(USD)

Series:50 Compact Series

Model:850

Equipment Type: Compact Utility Tractors

Factory:Japan

Full Specifications

NEBRASKA TRACTOR TEST 1280 2

Description
Diesel 8-speed 2WD June 12 - 21, 1978 Link: Nebraska Tractor Test 1280 file PTO performance Drawbar performance Gear 6 used for power test Gear 4 used for pull test
Power at rated engine speed
22.27hp / 16.6kW
Fuel use
1.6gal/hour / 6.1l/hour
Power at rated PTO speed
20.66hp / 15.4kW
Max power
17.77hp / 13.3kW
Max pull
2,699lbs / 1224kg

JOHN DEERE 850 POWER

Engine (gross)
25hp / 18.6kW
Drawbar (claimed)
19hp / 14.2kW
PTO (claimed)
22hp / 16.4kW
Drawbar (tested)
17.77hp / 13.3kW
PTO (tested)
22.27hp / 16.6kW

ENGINE DETAIL

Description
Yanmar 3T80-J diesel 3-cylinder liquid-cooled
Displacement
78ci / 1.3L
Bore/Stroke
3.15x3.35inches / 80x 85 mm
Power (gross)
25hp / 18.6kW
Air cleaner
paper element
Compression
21.2:1
Rated RPM
2600
Starter volts
12
Coolant capacity
6 qts /5.7 L

JOHN DEERE 850 ENGINE

Description
Yanmar 1.3L 3-cyl diesel

TRANSMISSION

Type
gear
Gears
8 forward and 2 reverse
Clutch
210mm dry disc

SPEEDS

Description
With 11.2-24 rear tires

MECHANICAL

Chassis
4x2 2WD/4x4 MFWD 4WD
Steering
manual/power
Brakes
differential mechanical expanding shoe
Cab
Two-post ROPS
Transmission
8-speed gear

CAPACITY

Fuel
8.5gal / 32.2L
Hydraulic system
4.75gal / 18.0L/5.25gal / 19.9L *After 1984

HYDRAULICS

Type
open center
Capacity
4.75gal / 18.0L/5.25gal / 19.9L *After 1984
Pressure
2030psi / 140.0bar

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

JOHN DEERE 850 TIRES

Ag front
5.00-15
Ag rear
9.5-24/11.2-24
Lawn/turf front
23/8.5-12
Lawn/turf rear
13.6-16

DIMENSIONS

Wheelbase
64inches / 162cm
Length
117.7inches / 298cm
Width
53.3inches / 135cm
Height (hood)
50.8inches / 129cm
Weight
2400lbs / 1088kg
Ground clearance
13.7inches / 34cm
Front tread
42 to 58inches / 106to 147 cm
Rear tread
42 to 50inches / 106to 127 cm

DIMENSIONS & TIRES

Wheelbase
64inches / 162cm
Weight
2400lbs / 1088kg
Front tire
5.00-15
Rear tire
9.5-24

ATTACHMENT OVERVIEW

Description
72

72

Type
mid-mount John Deere 72/3-blade
Cutting width
72inches / 182cm
Weight
525lbs / 238kg
Overall width
84inches / 213cm

BLADE

Type
front-mount John Deere 423
Width
72inches / 182cm
Height
24inches / 60cm
Lift height
14.5inches / 36cm
Angle
27°
Weight
405lbs / 183kg
Lift type
hydraulic
Angle type
manual/hydraulic

66

Type
front-mount John Deere 666/two-stage
Clearing width
66inches / 167cm
Clearing height
28inches / 71cm
Weight
612lbs / 277kg

JOHN DEERE 75 LOADER

Loader weight
833lbs / 377kg
Height (to pin)
92inches / 233cm
Clearance, dumped bucket
75inches / 190cm
Dump reach
24inches / 60cm
Dump angle
40°
Reach at ground
55inches / 139cm
Breakout force (at pin)
1710lbs / 775kg
Lift to full height (at pin)
950lbs / 430kg
Bucket width
53inches / 134cm/61inches / 154cm

JOHN DEERE 8A BACKHOE

Backhoe type
John Deere 8A Backhoe

JOHN DEERE 1550 BACKHOE

Backhoe type
John Deere 1550 Backhoe
Weight
1300lbs / 589kg
Transport height
68inches / 172cm
Digging depth
93inches / 236cm
Reach from pivot
131inches / 332cm
Loading height
65.5inches / 166cm
Bucket Rotation
180
Swing Arc
180
Bucket force
3107lbs / 1409kg
Dipperstick force
1470lbs / 666kg

850 SERIAL NUMBERS

Location
Serial number plate on the rear of the John Deere 850, below the PTO shaft.
1978
1000
1979
3859
1980
7389
1981
11338
1982
12481
1983
14183
1984
16006
1985
18001
1986
22001
1987
25501
1988
28337
Final
30852

ELECTRICAL

Ground
negative
Battery volts
12

About John Deere Tractor

The 850 tractor is part of the John Deere's 50 Compact Series. The 850 is a Compact Utility Tractors type, which is used often in Agriculture Tractors. The 850 tractor features a engine. This setup is more practical in the real world.

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