John Deere 8020

Name: John Deere 8020
Brand: John Deere

Power

215 hp

Production

1961-1964

Engine

Diesel, 6-cylinder

Transmission

Gear

Weight

26350 lbs [11952 kg]

Drive

4WD

Over 200 HP 1960s

From the same series:

Introduction

John Deere 8020 Four-Wheel Drive Tractor

The John Deere 8020 is a heavy-duty four-wheel drive tractor produced between 1961 and 1964 in Waterloo, Iowa. Developed as a direct response to technical challenges encountered with the preceding 8010 model, the 8020 incorporated a redesigned transmission and served as a specialized machine for demanding agricultural and industrial operations.

Engine and Powertrain

The tractor is powered by a liquid-cooled, 6-cylinder inline diesel engine with a displacement of 425 cubic inches (7.0 liters). It delivers a rated power of 215 hp at 2100 RPM, with a claimed drawbar power of 150 hp. The engine features a 17:1 compression ratio and relies on a 24-volt electrical system for its starter and charging needs.

Transmission and Chassis

The 8020 utilizes a gear-type transmission providing 8 forward and 2 reverse speeds. Its mechanical configuration includes articulated power steering, which enhances maneuverability for a machine of this size, and planetary final drives. Braking is managed by pneumatic drum brakes, ensuring reliable stopping power for the tractor's substantial mass.

Hydraulics and Dimensions

The hydraulic system features a 25-gallon (94.6 L) capacity and a standard pump flow of 40 GPM (151.4 lpm), with an optional configuration capable of reaching 60 GPM (227.1 lpm). In terms of dimensions, the tractor has a wheelbase of 120 inches and an overall length of 238 inches. The base operating weight is 19,700 lbs, which can be increased to a ballasted weight of 26,350 lbs for improved traction.

Conclusion

"The John Deere 8020 represents a significant period in agricultural engineering, characterized by the transition of many 8010 units into this improved 8020 configuration. With its high power-to-weight ratio and articulated design, it remains a notable example of early 1960s high-horsepower four-wheel drive technology intended for large-scale land cultivation."

Introduction

Production Information of John Deere, 8020

The production information of the tractor (8020) includes details about its manufacturing.

The 8020 was introduced after problems occurred with the 8010. The 8020s were model 8010 tractors rebuilt with a new transmission.

Four-wheel Drive (4WD) tractor

Built in Waterloo, Iowa, USA


Manufacturer	John Deere
Total built	85 *Out of 100 built, records show 85 model 8010 tractors rebuilt into 8020s. At least one original 8010 is known to survive. It is unknown what happened to the other 14.

Dimension and Tires Information of John Deere, 8020

This section sums up the dimension and tires information of the tractor.


Ballasted weight	26350 lbs [11952 kg]
Wheelbase	120 inches [304 cm]
Height (exhaust)	112.5 inches [285 cm]
Height (steering wheel)	99 inches [251 cm]
Length	238 inches [604 cm]
Weight	19700 lbs [8935 kg]
Width	96 inches [243 cm]


Ag front	23.1-26
Industrial rear	18.00x25
Ag rear	23.1-26
Industrial front	18.00x25

Engine Specifications of John Deere, 8020

Get the specifications for the engine and if different options are available.

Liquid-cooled inline

Diesel

6-cylinder


Starter volts	24
Displacement	425 ci [7.0 L]
Compression	17:1
Bore/Stroke	4.25x5.00 inches [108 x 127 mm]
Coolant capacity	48 qts [45.4 L]
Oil capacity	18 qts [17.0 L]
Starter	Electric
Rated RPM	2100
Power	215 hp [160.3 kW]

Transmission Information of John Deere, 8020Y

Discover all variants of transmission available for this tractor model.

Transmission variants 1


Type	Gear
Gears	8 forward and 2 reverse

Mechanical Specs of John Deere, 8020Y

This section summarizes all mechanical information such as the brake system and other specifications.

Four-wheel drive

Open operator station.

Pneumatic drum brakes

Articulated power steering


Final drives	Planetary

Power Information of John Deere, 8020Y

Discover the power specifications and options available for this tractor model but also PTO (Power Take-off) information.


Engine	215 hp [160.3 kW]
Drawbar (claimed)	150 hp [111.9 kW]

Hydraulics Specifications of John Deere, 8020

Hydraulic system type, pressure, pump flow and valves.


Capacity	25 gal [94.6 L]
Pump flow	40 gpm [151.4 lpm]
	60 gpmOptOptional [227.1 lpm]

Electrical System of John Deere, 8020

Battery voltage, charging system and ground.


Charging system	Generator
Charging volts	24

Frequently asked questions

How much horsepower does the John Deere 8020 have?

The John Deere 8020 delivers 215 HP.

What years was the John Deere 8020 produced?

The John Deere 8020 was produced in 1961-1964.

What engine does the John Deere 8020 have?

The John Deere 8020 is powered by a Diesel, 6-cylinder engine.

What transmission does the John Deere 8020 use?

The John Deere 8020 uses a Gear transmission.

How much does the John Deere 8020 weigh?

The John Deere 8020 weighs 26350 lbs [11952 kg].

Is the John Deere 8020 4WD?

The John Deere 8020 is available in 4WD.

More John Deere models

6215R215 HP · 2014 - 2024 6215R215 HP · 2015 - 2021 7215R215 HP · 2011 - 2013 8010215 HP · 1960 8440215 HP · 1979 - 1982 6M 220217 HP · 2024 -6R 215211 HP · 2022 -7R 210210 HP · 2019 -

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