John Deere 4040

1978 - 1982

Iron Horses Series

Row-Crop tractor

Manufacturer

John Deere

Row-Crop tractor

Built in Waterloo, Iowa, USA

Original price

$29,992 (1982 Syncro-Range ROPS 2WD )

$36,549 (1982 Power Shift Cab 2WD )

John Deere 6.6L 6-cyl diesel

Drawbar (claimed)

77 hp 57.4 kW

PTO (claimed)

90 hp 67.1 kW

Drawbar (tested)

76.56 hp 57.1 kW

PTO (tested)

90.80 hp 67.7 kW

Drive

4x2 2WD

4x4 HFWD 4WD

Differential lock

pedal-actuated hydraulic

Power steering

Differential hydraulic wet disc brakes

Sound-Gard cab standard.

Fuel

37 gal 140.0 L

Hydraulic system

11 gal 41.6 L

Type

closed center

Capacity

11 gal 41.6 L

Valves

1 or 2

Pump flow

23 gpm 87.1 lpm

Rear Type

II/I

Rear lift

4316 lbs 1957 kg

5395 lbsOptOptional 2447 kg

Rear PTO

independent

Rear PTO Type

540/1000 (1.375)

Wheelbase

104 inches 264 cm

Weight

9630 to 10490 pounds

Front tire

9.5L-15

Rear tire

18.4-38

Ground

negative

Charging system

alternator

Batteries

2

Battery CCA

850

Battery volts

6

The New Iron Horses published in 1978, by John Deere

Tractors 90 to 180 HP published in 1979, by John Deere

Tractors 90, 110, 130, 155, 180 HP published in 1979, by John Deere

Row-Crop Tractors Product Information Handbook published in 1977, by John Deere

40 Series Row-Crop Tractors Product Information Handbook published in 1982, by John Deere

Performance on the Leading Edge published in 1978, by John Deere

Manufacturer

John Deere

Fuel Type

Diesel

Configuration

6-cylinder, liquid-cooled

Displacement

404 ci 6.6 L

Bore/Stroke

4.25x4.75 inches 108 x 121 mm

Pre-heating

ether injection

Compression

16.7:1

Rated RPM

2200

Idle RPM

800-2400

Operating RPM

1500-2200

Firing order

1-5-3-6-2-4

Starter volts

12

Oil capacity

17 qts 16.1 L

Coolant capacity

24 qts 22.7 L

16-speed partial power shift

8-speed partially synchronized

8-speed full power shift

13-speed creeper

Transmission

John Deere Quad-Range

Type

partial power shift

Gears

16 forward and 6 reverse

Oil capacity

62 qts 58.7 L

Four gears (1-4) in four ranges (A-D). Power shift between pairs 1-2 and 3-4 in each range, with synchronized shift between 2-3. Two reverses in ranges A-C. Tractor must be stopped, and clutch used, to shift ranges. Power shift is provided hy a hydraulically-controlled planetary that provides an under-drive to each gear.

With 18.4-34 rear tires.

Transmission

John Deere Syncro-Range

Type

partially synchronized

Gears

8 forward and 2 reverse

Oil capacity

62 qts 58.7 L

Four shift stations with two forward gears each. Reverse gear in stations one and two. Shifts between gears within a station are synchronized (clutch must be used). Tractor must be stopped, and clutch used, to select shift stations.

Transmission

John Deere Powershift

Type

full power shift

Gears

8 forward and 4 reverse

Oil capacity

54 qts 51.1 L

Clutchless shift-on-the-move power shift between all eight forward and four reverse gears. Inching pedal provided for hooking up implements and other precision work.

Transmission

John Deere Syncro-Range Creeper

Type

creeper

Gears

13 forward and 5 reverse

Oil capacity

62 qts 58.7 L

Adds creeper to gears 1-5 of the Syncro-Range transmission. Creeper engaged by clutching and moving creeper control lever.

Ag front

9.5L-15

Ag rear

18.4-38

Ag front

11L-15

10.00-16

7.50-18

12.4-24 (4WD)

Ag rear

23.1-30

16.9-34

18.4-34

20.8-34

15.5-38

16.9-38

18.4R38

Wheelbase

104 inches 264 cm

Length

153.2 inches 389 cm

Width

96 inches 243 cm

133 inches (long axle) 337 cm

Clearance (front axle)

22.2 inches 56 cm

Clearance (rear axle)

27 inches 68 cm

Clearance (drawbar)

14.1 inches 35 cm

Rack-and-pinion rear axle

3.386 by 92 inches 86 by 2336 mm

Rack-and-pinion rear axle

3.386 by 96 inches 86 by 2438 mm

Rack-and-pinion rear axle

3.386 by 109 inches 86 by 2768 mm

Rack-and-pinion rear axle

3.386 by 113 inches 86 by 2870 mm

Front tread

50 to 91.3 inches 127 to 231 cm

Rear tread

60 to 118.3 inches 152 to 300 cm

Shipping

9630 lbs 4368 kg

Operating

10490 lbs 4758 kg

Ballasted

12090 lbs 5484 kg

Steering wheel

86.7 inches 220 cm

ROPS

104.1 inches 264 cm

Cab

109.8 inches 278 cm

NTTL 1267: diesel Quad-Range 2WD

NTTL 1359: diesel Syncro-Range 2WD

NTTL 1360: diesel Powershift 2WD

Diesel Quad-Range 2WD November 12 - 28, 1977 Link: Nebraska Tractor Test 1267 file

PTO performance

Power at rated engine speed

90.80 hp 67.7 kW

Fuel use

6.7 gal/hour 25.4 l/hour

Drawbar performance

Max power

74.83 hp 55.8 kW

Fuel use

6.7 gal/hour 25.4 l/hour

Max pull

8,936 lbs 4053 kg

Diesel Syncro-Range 2WD August 20 - September 9, 1980 Link: Nebraska Tractor Test 1359 file

PTO performance

Power at rated engine speed

90.31 hp 67.3 kW

Fuel use

6.5 gal/hour 24.6 l/hour

Drawbar performance

Max power

73.83 hp 55.1 kW

Fuel use

6.3 gal/hour 23.8 l/hour

Gear 4 used for power test.

Max pull

9,035 lbs 4098 kg

Gear 2 used for pull test.

Diesel Powershift 2WD August 20 - September 11, 1980 Link: Nebraska Tractor Test 1360 file

PTO performance

Power at rated engine speed

90.79 hp 67.7 kW

Fuel use

6.7 gal/hour 25.4 l/hour

Power at rated PTO speed

90.88 hp 67.8 kW

Fuel use

6.7 gal/hour 25.4 l/hour

Drawbar performance

Max power

76.56 hp 57.1 kW

Fuel use

6.7 gal/hour 25.4 l/hour

Gear 4 used for power test.

Max pull

9,195 lbs 4170 kg

Gear 2 used for pull test.

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