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Years in Production / 1964–1972

John Deere

3020

Explore the specifications, hardware, and original references for the John Deere 3020.

77hp

Engine estimate · from PTO

2WD Only

Drive

1964–1972

Production years

John Deere

Manufacturer

3020 / 01

At a glance

Overview

1964 - 1972

Model year 1964-19681969-1972

New Generation Series

Row-Crop tractor

Production

Row-Crop tractor

Original price was $10,000 in 1972

Manufacturer: John Deere
Factories: Waterloo, Iowa, USA
Factories: Mexico
Total Built: 74,463 (Row Crop)
Total Built: 6,307 (Standard)
Total Built: 1,314 (Row-Crop Utility)
Total Built: 508 (High-Crop)
Total Built: 324 (Special Utility)
Total Built: 139 (Orchard)

Mechanical

Two-wheel drive

Differential hydraulic wet disc brakes

Open operator station.

Final Drives: planetary
Differential Lock: mechanical rear OptOptional
Steering: power assist

Capacity

Fuel: 29 gal109.8 L
Lp Gas Fuel: 33.6 gal127.2 L
Syncro Range Hydraulic System: 8 gal30.3 L
Power Shift Hydraulic System: 11 gal41.6 L

Hydraulics

Type: closed center
Syncro Range Capacity: 8 gal30.3 L
Power Shift Capacity: 11 gal41.6 L
Pressure: 2100 psi144.8 bar
Valves: 1
Scv Flow: 6 gpm22.7 lpm
Total Flow: 14 gpm53.0 lpm

Hitch

Rear Type: II

Pto

Rear Pto: independent
Rear Type: 540/1000 (1.375)
Rear Type: 1000
Engine Rpm: 540@2100
Engine Rpm: 1000@2100
Mid Pto Type: 1000

Serial Numbers

FAQ: How to read a serial number table.

1964: 50000
1965: 68000
1966: 84000
1967: 97286
1968: 112933
1969: 123000
1970: 129897
1971: 150000
1972: 154197

Links

Vinson Farm: Photos and specifications on the 3020

Electrical

Ground: positive12V
Ground: floating24V
Charging System: generator
Batteries: 112V
Batteries: 224V
Battery Volts: 12

3020 / 02

Under the hood

Engine Detail (Option 1)

John Deere

gasoline

4-cylinder

liquid-cooled inline

Displacement: 227 ci3.7 L
Bore Stroke: 4.25x4.00 inches108 x 102 mm
Air Cleaner: oil bath
Compression Ratio: 7.5:1
Rated Rpm: 2500
Operating Rpm: 1500-2500
Firing Order: 1-3-4-2
Starter Volts: 12
Sparkplug Gap: 0.025 inches0.635 mm
Point Gap: 0.022 inches0.559 mm
Intake Valve Clearance: 0.015 inches0.381 mm
Exhaust Valve Clearance: 0.028 inches0.711 mm
Fuel Type: gasoline
Cylinders: 4
Cooling: liquid-cooled inline
Oil Capacity: 9 qts8.5 L

Engine Detail (Option 2)

John Deere

diesel

4-cylinder

liquid-cooled inline

Displacement: 270 ci4.4 L
Bore Stroke: 4.25x4.75 inches108 x 121 mm
Air Cleaner: oil bath
Pre Heating: ether injection
Compression Ratio: 16.5:1
Rated Rpm: 2500
Operating Rpm: 1500-2500
Firing Order: 1-3-4-2
Starter Volts: 24
Oil Capacity: 9 qts8.5 L
Intake Valve Clearance: 0.018 inches0.457 mm
Exhaust Valve Clearance: 0.018 inches0.457 mm
Fuel Type: diesel
Cylinders: 4
Cooling: liquid-cooled inline

Engine Detail (Option 3)

John Deere

LP gas

4-cylinder

liquid-cooled inline

Displacement: 227 ci3.7 L
Bore Stroke: 4.25x4.00 inches108 x 102 mm
Air Cleaner: oil bath
Compression Ratio: 9.0:1
Rated Rpm: 2500
Operating Rpm: 1500-2500
Firing Order: 1-3-4-2
Starter Volts: 12
Oil Capacity: 9 qts8.5 L
Sparkplug Gap: 0.015 inches0.381 mm
Point Gap: 0.022 inches0.559 mm
Intake Valve Clearance: 0.015 inches0.381 mm
Exhaust Valve Clearance: 0.028 inches0.711 mm
Fuel Type: LP gas
Cylinders: 4
Cooling: liquid-cooled inline

Engine Options

John Deere 3.7L 4-cyl gasoline

John Deere 4.4L 4-cyl diesel

John Deere 3.7L 4-cyl LP gas

3020 / 03

Gears & controls

Transmission (Option 1)

Transmission: John Deere Syncro-Range
Transmission Type: partially synchronized
Gears: 8 forward and 2 reverse
Clutch: dry disc
Oil Capacity: 32 qts30.3 L
Speeds Description: With 15.5-38 rear tires.

Transmission (Option 2)

Transmission: John Deere Powershift
Transmission Type: full power shift
Gears: 8 forward and 4 reverse
Clutch: hydraulic wet disc
Oil Capacity: 44 qts41.6 L
Speeds Description: With 15.5-38 rear tires.

Transmission Options

8-speed partially synchronized

8-speed full power shift

3020 / 04

Size. Stance. Footprint.

Dimensions

Length: 138.5 in351 cm
Width: 89.63 in227 cm
Height: 66.5 in168 cm
Wheelbase: 90 in228 cm

TractorSpecs source ↗

Dimensions And Tires

Wheelbase: 90 inches228 cm
Weight: 7139 to 7945 pounds
Front Tire: 6.00-16
Rear Tire: 13.6-38

Serial Number Location

Rear of tractor, above PTO.

Tires And Tracks

Front Ag: 6.00-16
Front Ag: 7.50-15
Front Ag: 7.50-16 (single)
Front Ag: 11.00-12 (single)
Rear Ag: 13.6-38
Rear Ag: 15.5-38

3020 / 05

Tractor Photos

See it in action

Videos

Watch John Deere 3020 videos from their original YouTube creators.

What's So DIFFERENT? About This 1972 John Deere 3020 Diesel With PowerShift

Video by Classic Tractor Fever

Watch on YouTube ↗

3020 / 07

Tests (NTTL)

Tractor Tests

NTTL 848: diesel Powershift 2WD

NTTL 851: gasoline Powershift 2WD

NTTL 852: LP gas Powershift 2WD

NTTL 940: diesel Syncro-Range 2WD

NTTL 941: gasoline Syncro-Range 2WD

NTTL 942: LP gas Syncro-Range 2WD

Nebraska Tractor Test 848

Diesel Powershift 2WDSeptember 23 - October 2, 1963

PTO performance

Drawbar performance

Gear 4 used for power test.

Gear 2 used for pull test.

Id: 848
Power At Rated Engine Speed: 65.28 hp48.7 kW
Fuel Use: 5.1 gal/hour19.3 l/hour
Fuel Use: 4.3 gal/hour16.3 l/hour
Fuel Use: 5.0 gal/hour18.9 l/hour
Power At Rated Pto Speed: 59.25 hp44.2 kW
Max Power: 54.77 hp40.8 kW
Max Pull: 7536 lbs3418 kg

Nebraska Tractor Test 851

Gasoline Powershift 2WDSeptember 30 - October 7, 1963

PTO performance

Drawbar performance

Gear 4 used for power test.

Gear 2 used for pull test.

Id: 851
Power At Rated Engine Speed: 64.14 hp47.8 kW
Fuel Use: 6.2 gal/hour23.5 l/hour
Fuel Use: 5.6 gal/hour21.2 l/hour
Power At Rated Pto Speed: 59.33 hp44.2 kW
Max Power: 54.60 hp40.7 kW
Max Pull: 7,621 lbs3456 kg

Nebraska Tractor Test 852

LP gas Powershift 2WDOctober 2 - 11, 1963

PTO performance

Drawbar performance

Gear 4 used for power test.

Gear 2 used for pull test.

Id: 852
Power At Rated Engine Speed: 64.70 hp48.2 kW
Fuel Use: 8.0 gal/hour30.3 l/hour
Fuel Use: 6.4 gal/hour24.2 l/hour
Fuel Use: 7.7 gal/hour29.1 l/hour
Power At Rated Pto Speed: 56.34 hp42.0 kW
Max Power: 54.50 hp40.6 kW
Max Pull: 7,725 lbs3504 kg

Nebraska Tractor Test 940

Diesel Syncro-Range 2WDMay 17 - 25, 1966

PTO performance

Drawbar performance

Gear 4 used for power test.

Gear 2 used for pull test.

Id: 940
Power At Rated Engine Speed: 71.26 hp53.1 kW
Fuel Use: 5.1 gal/hour19.3 l/hour
Fuel Use: 4.4 gal/hour16.7 l/hour
Fuel Use: 4.9 gal/hour18.5 l/hour
Power At Rated Pto Speed: 64.32 hp48.0 kW
Max Power: 61.47 hp45.8 kW
Max Pull: 7596 lbs3445 kg

Nebraska Tractor Test 941

Gasoline Syncro-Range 2WDMay 31 - June 7, 1966

PTO performance

Drawbar performance

Gear 4 used for power test.

Gear 2 used for pull test.

Id: 941
Power At Rated Engine Speed: 70.59 hp52.6 kW
Fuel Use: 6.6 gal/hour25.0 l/hour
Fuel Use: 6.1 gal/hour23.1 l/hour
Fuel Use: 6.2 gal/hour23.5 l/hour
Power At Rated Pto Speed: 64.74 hp48.3 kW
Max Power: 61.38 hp45.8 kW
Max Pull: 7558 lbs3428 kg

Nebraska Tractor Test 942

LP gas Syncro-Range 2WDMay 31 - June 8, 1966

PTO performance

Drawbar performance

Gear 4 used for power test.

Gear 2 used for pull test.

Id: 942
Power At Rated Engine Speed: 70.66 hp52.7 kW
Fuel Use: 8.2 gal/hour31.0 l/hour
Fuel Use: 6.7 gal/hour25.4 l/hour
Fuel Use: 8.1 gal/hour30.7 l/hour
Power At Rated Pto Speed: 62.88 hp46.9 kW
Max Power: 63.13 hp47.1 kW
Max Pull: 7680 lbs3483 kg