Equipment

Brands

John Deere 850 Tractor (1989)

Manufacturer:

John Deere

Price:

11,000(USD)

Series:

50 Compact Series

Model:

850

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
The 850 model tractor belongs to the John Deere 50 Compact Series. The 850 is a kind of Compact Utility Tractors and that is often used for Agriculture Tractors production. A engine runs the 850 tractor. This configuration provides better real-world usability.