John Deere gasoline 4-cylinder liquid-cooled Engine Detail
Displacement
227 ci 3.7 L
Bore/Stroke
4.25×4.00 inches 108 x 102 mm
Air cleaner
oil bath
Compression
7.5:1
Rated RPM
2500
Operating RPM
1500-2500
Firing order
1-3-4-2
Starter volts
12
Sparkplug gap
0.025 inches 0.635 mm
Point gap
0.022 inches 0.559 mm
Intake valve clearance
0.015 inches 0.381 mm
Exhaust valve clearance
0.028 inches 0.711 mm
John Deere diesel 4-cylinder liquid-cooled Engine Detail
Displacement
270 ci 4.4 L
Bore/Stroke
4.25×4.75 inches 108 x 121 mm
Air cleaner
oil bath
Pre-heating
ether injection
Compression
16.5:1
Rated RPM
2500
Operating RPM
1500-2500
Firing order
1-3-4-2
Starter volts
24
Oil capacity
9 qts 8.5 L
Intake valve clearance
0.018 inches 0.457 mm
Exhaust valve clearance
0.018 inches 0.457 mm
John Deere LP gas 4-cylinder liquid-cooled Engine Detail
Displacement
227 ci 3.7 L
Bore/Stroke
4.25×4.00 inches 108 x 102 mm
Air cleaner
oil bath
Compression
9.0:1
Rated RPM
2500
Operating RPM
1500-2500
Firing order
1-3-4-2
Starter volts
12
Oil capacity
9 qts 8.5 L
Sparkplug gap
0.015 inches 0.381 mm
Point gap
0.022 inches 0.559 mm
Intake valve clearance
0.015 inches 0.381 mm
Exhaust valve clearance
0.028 inches 0.711 mm
John Deere 3020 Power
Drawbar (claimed)
57 hp 42.5 kW
PTO (claimed)
70 hp (Syncro-Range) 52.2 kW
65 hp (Powershift) 48.5 kW
Drawbar (tested)
63.13 hp 47.1 kW
PTO (tested)
71.26 hp 53.1 kW
Mechanical
Two-wheel drive
Differential lock
mechanical rear Opt
Steering
power assist
Differential hydraulic wet disc brakes
Open operator station.
John Deere Syncro-Range Transmission
Type
partially synchronized
Gears
8 forward and 2 reverse
Clutch
dry disc
Oil capacity
32 qts 30.3 L
John Deere Powershift Transmission
Transmission
John Deere Powershift
Type
full power shift
Gears
8 forward and 4 reverse
Clutch
hydraulic wet disc
Oil capacity
44 qts 41.6 L
Capacity
Fuel
29 gal 109.8 L
LP-Gas Fuel
33.6 gal 127.2 L
Syncro-Range Hydraulic system
8 gal 30.3 L
Power Shift Hydraulic system
11 gal 41.6 L
Power Take-off (PTO)
Rear PTO
independent
Rear PTO Type
540/1000
1000
Engine RPM
540@2100
1000@2100
Mid PTO Type
1000
Electrical
Ground
positive (12V)
floating (24V)
Batteries
1 (12V)
2 (24V)
Battery volts
12
Hydraulics
Type
closed center
Syncro-Range Capacity
8 gal 30.3 L
Power Shift Capacity
11 gal 41.6 L
Pressure
2100 psi 144.8 bar
Valves
1
SCV flow
6 gpm 22.7 lpm
Total flow
14 gpm 53.0 lpm
John Deere 3020 Tires
Ag front
6.00-16
7.50-15
7.50-16 (single)
11.00-12 (single)
Ag rear
13.6-38
15.5-38
Dimensions
Wheelbase
90 inches 228 cm
Length
138.5 inches 351 cm
Width
89.625 inches 227 cm
Height (steering wheel)
75.5 inches 191 cm
Height (exhaust)
87.5 inches 222 cm
Bar rear axle
Rear tread
60 to 91 inches 152 to 231 cm
Rear tread
60 to 97 inches 152 to 246 cm (long axle)
Rear tread
60 to 113 inches 152 to 287 cm (extra long axle)
John Deere 3020 Weight
Shipping
7139 lbs (gas) 3238 kg
7300 lbs (LP-gas) 3311 kg
7342 lbs (diesel) 3330 kg
Operating
7695 lbs (gas) 3490 kg
7945 lbs (diesel) 3603 kg
Ballasted
9585 lbs 4347 kg
FAQs
What is the production period for the John Deere 3020?
The John Deere 3020 Row-Crop Tractor was produced from 1969 to 1972 as part of the New Generation series of tractors.
What types of engines are available for the John Deere 3020?
The John Deere 3020 Row-Crop Tractor offers several engine options: a 4.4L 4-cylinder diesel engine, a 3.7L 4-cylinder gasoline engine, and a 3.7L 4-cylinder LP gas engine.
What is the horsepower rating of the John Deere 3020?
The John Deere 3020 claimed drawbar horsepower is around 57 hp (42.5 kW), while the PTO horsepower ranges from 65 hp (48.5 kW) to 70 hp (52.2 kW), depending on the transmission type.
What are the transmission options for the John Deere 3020?
The John Deere 3020 tractor features two main transmission types: an 8-speed Syncro-Range (partially synchronized) and an 8-speed Powershift (full power shift) transmission.
What is the fuel capacity of the John Deere 3020?
The John Deere 3020 fuel tank capacity is 29 gallons (around 109.8 liters), while the LP-gas fuel capacity is slightly higher at 33.6 gallons (127.2 liters)
How much does the John Deere 3020 weigh?
The John Deere 3020 Row-Crop Tractor weighs between 7,139 pounds (3,238 kg) and 7,945 pounds (3,603 kilograms), depending on the specific model configuration.
What type of braking system does the John Deere 3020 use?
The John Deere 3020 tractor has hydraulic wet disc brakes, providing reliable stopping power under various conditions.
What attachments can be used with the John Deere 3020?
The John Deere 3020 can adjust various attachments, including front-end loaders and other attachments designed for row-crop farming.
