The John Deere 4020 is a 4WD or 2WD farm tractor that is part of the New Generation series. The tractor was made by John Deere in Waterloo, Iowa, USA, and in Mexico between 1963 and 1972.

The tractor was sold in standard (4020S) as well as row-crop (4020) and high-crop (4020HC) as well as an industrial (600) tractor.

John Deere 4020 is equipped with John Deere’s Syncro-Range Transmission (8 forward and two reverse gears) or John Deere’s power shift gear (8 for forward, 4 reverse) with power steering with hydraulic wet disc brakes and a mechanical differential lock on the rear the open station for operators (the cabin was an alternative).

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John Deere 4020

John Deere 4020 Price

Model Hour Price
1963 John Deere 4020 11000 $9,000
1964 John Deere 4020 9500 $11,000
1965 John Deere 4020 8500 $13,000
1966 John Deere 4020 7500 $15,000
1967 John Deere 4020 8000 $17,000
1968 John Deere 4020 8000 $18,000
1969 John Deere 4020 7500 $19,500
1970 John Deere 4020 5000 $21,000
1971 John Deere 4020 5500 $23,000
1972 John Deere 4020 4200 $26,500
1973 John Deere 4020 3500 $28,000

John Deere 4020 Specs

General Specifications

Model John Deere 4020
Length 3,830 mm (150.8 in)
Width 2,270 mm (89.4 in)
Height Row-crop: 1,970 mm (77.9 in)
Standard: 1,980 mm (78 in)
Wheelbase Row-crop: 2,470 mm (97.5 in)
Standard: 2,540 mm (100 in)
Weight (ballasted) 6,340 kg (13977.3 lbs)
Fuel tank capacity Diesel/gasoline: 128.7 liters (34 US gal.; 28.3 Imp. gal)
LPG: 170.2 liters (45 US gal.; 37.4 Imp. gal)
Battery 12V 75A (One for the 12V version and Two for the 24V version)
Cabin type Open operator station. A cabin was available as an option.

Engine

Engine model John Deere
Engine type Four-stroke, liquid-cooled, inline
Cylinders 6
Fuel type Diesel
Displacement 6.6 L, 6,620 cm2, (404 cu·in)
Bore and stroke 108.0 mm X 121.0 mm (4.25 in X 4.76 in)
Compression ratio 16.5:1
Starter Electric
Oil capacity: Early: 7.6 L (8.0 US. qt, 6.7 Imp. qt.)
Later: 11.4 L (12.0 US. qt, 10.0 Imp. qt.)
Coolant capacity: 22.7 L (24.0 US. qt, 20.0 Imp. qt.)

Engine

Engine model John Deere
Engine type Four-stroke, liquid-cooled, inline
Cylinders 6
Fuel type Gasoline / LPG
Displacement 5.6 L, 5,570 cm2, (340 cu·in)
Bore and stroke 108.0 mm X 102.0 mm (4.25 in X 4.00 in)
Compression ratio 7.5:1
Starter Electric
Oil capacity: 8.5 L (9.0 US. qt, 7.5 Imp. qt.)
Coolant capacity: 22.7 L (24.0 US. qt, 20.0 Imp. qt.)

Engine

Engine model John Deere
Engine type Four-stroke, liquid-cooled, inline
Cylinders 6
Fuel type Gasoline / LPG
Displacement 5.9 L, 5,930 cm2, (362 cu·in)
Bore and stroke 108.0 mm X 108.0 mm (4.25 in X 4.25 in)
Compression ratio Gas: 7.5:1
LPG: 9.0:1
Starter Electric
Oil capacity: 8.5 L (9.0 US. qt, 7.5 Imp. qt.)
Coolant capacity: 22.7 L (24.0 US. qt, 20.0 Imp. qt.)

Transmission and chassis

Chassis 4×2 2WD or 4×4 HFWD 4WD
Steering type Power
Brakes Hydraulic wet disc
Transmission model John Deere Syncro-Range
Transmission type Partially synchronized
Gears 8 forward and 2 reverse
Speed Forward: 30.9 kmh (19.2 mph) Reverse: 8.4 (5.2 mph)
Transmission oil capacity 49.2 L (52.0 US. qt, 43.3 Imp. qt.)
Transmission model John Deere Power Shift
Transmission type Full power shift
Gears 8 forward and 4 reverse
Speed Forward: 33.0 kmh (20.5 mph) Reverse: 7.9 (4.9 mph)
Transmission oil capacity 64.4 L (68.0 US. qt, 56.7 Imp. qt.)

Tires

Front tires Ag: 6.00-16 (row crop); 7.50-18 (standard)
Rear tires Ag: 15.5-38 (row crop); 18.4-34 (standard)

Three-Point Hitch

Category II
Control type
Lift capacity 1,720 kg (3,790 lbs)
PTO (Power take-off shaft)
Front PTO type Independent
Front PTO spped 1000 rpm
Rear PTO type Independent
Rear PTO spped 540/1000, 1000 rpm

Hydraulic system

Hydraulic type Closed center
Hydraulic capacity Syncro-Range: 37.9 L (40.0 US. qt, 33.4 Imp. qt.)
Power Shift: 45.4 L (48.0 US. qt, 40.0 Imp. qt.)
Pressure 2,250 psi (155 bar)
Valves 1
Total flow 18.0 gpm (68.0 lpm)

John Deere 4020

It was the John Deere 4020 was an agricultural tractor model produced in the name of John Deere between 1964 and 1972.

It replaced the similar 4010 model that was introduced by ohn Deere’s new Generation line in the year 1960 and featured a variety of enhancements over the prior model.

These included more horsepower, larger rear axles as well as the addition of a locking differential. The 4020 was made with three options for engines that included petrol, gasoline as well as LPG.

The 4020 Diesel comes with a six-cylinder motor that was tested with 84 drawbars as well as an engine with 91 PTO horsepower.

John Deere’s Syncro Range transmission had 8 forward and reverses speeds was the standard option, an electric shifter was available.

There were also two rear wheels as well as an enclosed cab that had air conditioning and heating. The 4020 is noteworthy because of its huge popularity.

It was the most popular tractor of its time. Over 184,000 units were produced. It was the most well-known tractor of the period

john deere 4020 weight

john deere 4020 weight is 8,645

john deere 4020 years made

john deere 4020 years made was made in 1964 to 1972 by john deere

john deere 4020 hp

john deere 4020 hp is 83.79 hp 62.5 kW

john deere 4020 Powershift

2wd Diesel, 540/1000 PTO,3 Point Hitch, 2 Hyd.

john deere 4020 oil capacity

john deere 4020 oil capacity is 8 qts 7.6 L

John Deere 4020 Serial Number

1964 65000
1965 91000
1966 119000
1967 145660
1968 173982
1969 201000
1970 222160
1971 250000
1972 260791
Final 270288

John Deere 4020 engine model

John Deere 4020 tractor was fitted with a diesel engine known as John Deere 404D. This four-cylinder, naturally aspirated (non-turbocharged), the non-turbocharged unit produced approximately 94 horsepower at the drawbar and 101 at its power take-off (PTO), making this tractor popular due to its power, reliability, and versatility in various agricultural tasks.

john deere 4020 with loader

An adaptable tractor, such as a John Deere 4020 with a loader attachment, may be used for a range of jobs, such as excavating, lifting, and transporting large goods.

The operator’s seat has hydraulic controls that may be used to operate the loader attachment, which is normally located on the tractor’s front.

The capacity of a John Deere 4020 with a loader attachment to carry high loads is one of its main advantages. The tractor is helpful for activities like loading and unloading trucks or moving sizable heaps of soil or gravel since it can lift and move a lot of material with the loader attachment.

The adaptability of the John Deere 4020 with a loader is an additional benefit. The tractor can do a variety of jobs because of the loader attachment’s ability to be equipped with a number of equipment, including buckets, forks, and grapples.

For instance, a fork attachment may be used to lift and move pallets or other large objects, or a bucket attachment can be used for excavating and conveying material.

John Deere 4020 Review

John Deere produced its 4020 farm tractor model from 1963 until 1972 in the United States, the exact model was sold for 10,345 dollars with an open cabin for the operator, and more than 188,000 (total) models were built.

Talking about the dimensions of this model and its weight it weighs shipping It has 89.6 inches 227cm in width, 151 inches, and 383 centimeters in length.

This tractor can accommodate agricultural tires that are 6.00-16 (row crop) front and 6.00-16 (row crop) back.

This John Deere 4020 features 12 valves, 6 cylinders the tank’s capacity of 34 gals 128.7 L.

This machine comes with four-wheel drives, 2WD. system. It has 8 forward and reverses transmission system.

For more details check out the video

John Deere 4020 Attachments

John Deere 148 loader
John Deere 158 loader
John Deere 48 loader

john deere 4020 problems

I ran across issues with my John Deere 4020 yesterday. Diesel won’t start. Please elaborate on the potential damage.

You must use the quality of gasoline that is advised. High pressure gasoline pump in the drive is damaged. Examine and fix. wrong timing for the fuel injection pump. Adapt if necessary.

Why does my steering wheel spin without resistance, I wonder? How will I address this problem?

Pour fully for low oil rating. The steering cylinder has a flaw; fix it. Replace the worn steering pump with a new one.

A JD 4020 I bought in September. There is breakdown today. The diesel engine won’t turn on. Can you please assist me in finding the problem’s source?

When a starter malfunctions, check it and replace it if necessary. Fuel pipe restriction – cleaning and washing are required. Replace gasoline filter if fuel filter element is dirty. Failure of the piston ring must be fixed.

I purchased a similar tractor. Steering wheel has been working hard lately. Tell me what’s broken, please.

Minimum Oil Rating. The oil must be topped off. hydraulic leak at connection. A harm has to be repaired. The steering pump is outdated. Examine the steering pump. Power steering wear. Change it.

tractor failure 4020. Diesel engine hard starts. Help me identify the cause of my breakdown, please. What need repair?

clogging of the air cleaner/filter. inappropriate usage of the cold start mechanism. Damage or ring wear on a piston. Injector Body or Cup Cracks. Fuel was diluted with water. At a low temperature, fuel is excessively heavy.

JD 4020 diesel problems. Motor usually has trouble starting. How may I answer the query?

Vent in the gasoline tank is clogged. Air in the gasoline tank. Fuel tank bleed. Limitation in the exhaust pipe. slow starting pace. defective or stuck injection nozzles for diesel. fuel filter clog. Replace or clean the fuel filter. long idle stretches.

Our tractor doesn’t have steering capability. What fixes should I make?

The hydraulic system contains air. You must expel the air. Low amount of hydraulic oil in the system. Charge the tank. the hydraulic steering cylinder deteriorating Restore it.

Conclusion

That was all about the John Deere 4020  Price, Specs, Review, and Key Features, But if you have any queries regarding this post, then please Comment below in the comment Box, We will Solve your Problem as soon as possible. Thanks for Visiting our Site.

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John Deere 4020 FAQ

What is the John Deere 4020 tractor?

The John Deere 4020 tractor is a two-wheel drive agricultural tractor that was produced by John Deere from 1963 to 1972.

What is the horsepower of the John Deere 4020?

The John Deere 4020 has a six-cylinder diesel engine that produces 91 horsepower at the drawbar and 101 horsepower at the PTO.

What is the weight of the John Deere 4020?

The weight of the John Deere 4020 depends on the model and configuration.
The standard model with a Syncro-Range transmission weighs approximately 8,360 pounds, while the model with a Power Shift transmission weighs around 8,800 pounds.

What is the fuel capacity of the John Deere 4020?

The John Deere 4020 has a fuel capacity of 34 gallons.

What is the maximum speed of the John Deere 4020?

The maximum speed of the John Deere 4020 is approximately 18.5 miles per hour.

What type of transmission does the John Deere 4020 have?

The John Deere 4020 is available with either a Syncro-Range or Power Shift transmission.

What type of hydraulic system does the John Deere 4020 have?

The John Deere 4020 is equipped with a closed-center hydraulic system that can provide up to 15 gallons per minute of hydraulic flow.

What type of brakes does the John Deere 4020 have?

The John Deere 4020 has hydraulic wet disc brakes that are operated by foot pedals.

What type of steering does the John Deere 4020 have?

The John Deere 4020 has power steering that is hydraulically assisted.

What types of implements can be used with the John Deere 4020?

The John Deere 4020 can be used with a wide variety of agricultural implements, including plows, cultivators, planters, and mowers.

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