Equipment

Brands

John Deere 8440 Tractor (1982)

Manufacturer:

John Deere

Price:

64,000(USD)

Series:

Iron Horses Series

Model:

8440

Factory:

Waterloo, Iowa, USA

Full Specifications

NEBRASKA TRACTOR TEST 1323 2

Description

Diesel 16-speed 4WD September 10, 1979 - September 15, 1949 Link: Nebraska Tractor Test 1323 file PTO performance Drawbar performance

Power at rated engine speed

179.83hp / 134.1kW

Fuel use

11.2gal/hour / 42.4l/hour

Max power

160.58hp / 119.7kW

Max pull

25,383lbs / 11513kg

JOHN DEERE 8440 POWER

Engine

215hp / 160.3kW

PTO (claimed)

175hp / 130.5kW

Drawbar (tested)

160.58hp / 119.7kW

PTO (tested)

179.83hp / 134.1kW

ENGINE DETAIL

Description

John Deere turbocharged diesel 6-cylinder liquid-cooled

Displacement

466ci / 7.6L

Bore/Stroke

4.5625x4.75inches / 116x 121mm

Power

215hp / 160.3kW

Compression

15.5:1

Rated RPM

2100

Idle RPM

800-2300

Operating RPM

1500-2100

Firing order

1-5-3-6-2-4

Starter volts

12

Oil capacity

22qts / 20.8L

Coolant capacity

40qts / 37.9L

JOHN DEERE 8440 ENGINE

Description

John Deere 7.6L 6-cyl diesel

TRANSMISSION

Transmission

John Deere Quad-Range

Type

partial power shift

Gears

16 forward and 6 reverse

Clutch

hydraulic wet disc

Oil capacity

160qts / 151.4L

Description

Four gears (1-4) in four ranges (A-D). Tractor must be stopped to select range. Power shift between gears 1-2 and 3-4 within range

SPEEDS

Description

With 18.4-38 tires

MECHANICAL

Chassis

4x4 articulated 4WD

Differential lock

hydraulic front and rear

Steering

articulated power

Brakes

hydraulic wet disc

Cab

Cab standard

Transmission

16-speed partial power shift

CAPACITY

Fuel

156gal / 590.5L

Hydraulic system

40gal / 151.4L

HYDRAULICS

Type

closed center

Capacity

40gal / 151.4L

Valves

2

Pump flow

33gpm / 124.9lpm

TRACTOR HITCH

Rear Type

III

Rear lift

8545lbs / 3876kg

POWER TAKE-OFF (PTO)

Rear PTO

independent

Rear RPM

1000

JOHN DEERE 8440 TIRES

Ag front

18.4-34

Ag rear

18.4-34

DIMENSIONS

Wheelbase

125inches / 317cm

Length

223.5inches / 567cm

Operating weight

26,590lbs / 12061kg *With 20.8-38 duals

Ground clearance

19.4inches / 49cm

Front axle

Rack-and-pinion: 3.937 by 118.4inches / 99by 3007mm

Rear axle

Rack-and-pinion: 3.937 by 118.4inches / 99by 3007mm

Front tread

63 to 130inches / 160to 330cm

Rear tread

63 to 130inches / 160to 330cm

JOHN DEERE 8440 HEIGHT

Hood

87.1inches / 221cm

Cab

126.6inches / 321cm

Exhaust

134.5inches / 341cm

DIMENSIONS & TIRES

Wheelbase

125inches / 317cm

Weight

26,590lbs / 12061kg

Front tire

18.4-34

Rear tire

18.4-34

8440 SERIAL NUMBERS

Location

Serial number plate on the rear of transmission case

1979

1000

1980

2266

1981

3758

1982

5235

ELECTRICAL

Ground

negative

Charging system

alternator

Charging amps

90

Batteries

2

Battery CCA

850

Battery volts

6
The John Deere 8440 tractor is part of the Iron Horses Series of tractors. The 8440 is a Four-wheel Drive 4WD Tractors type, that is used mostly in Agriculture Tractors. A engine powers the 8440 tractor. This arrangement is more practical in the actual world.