John Deere 3020
The John Deere 3020 is a tractor produced by John Deere. It is equipped with a 227 ci 3.7 L engine. The listed engine power is 70.66 hp 52.7 kW. Transmission: John Deere Powershift. Operating weight: 7139 to 7945 pounds.
Engine Power
70.66 hp
52.7 kW
Fuel & Capacities
29 gal
109.8 L
Transmission
John Deere Powershift
Operating Weight
7139 to 7945 pounds
Overview
 | 1964 - 1972
Model year 1964-19681969-1972
New Generation SeriesRow-Crop tractor
New Generation Series
Row-Crop tractor |
|---|
Production | |
|---|---|
Manufacturer | John Deere |
Row-Crop tractor | |
Factories | Waterloo, Iowa, USA |
Mexico | |
Total built | 74,463 (Row Crop) |
6,307 (Standard) | |
1,314 (Row-Crop Utility) | |
508 (High-Crop) | |
324 (Special Utility) | |
139 (Orchard) | |
Original price was $10,000 in 1972 | |
Variants | |
|---|---|
500 | industrial tractor |
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 |
Performance test details ...  | |
Mechanical | |
|---|---|
Two-wheel drive | |
Final drives | planetary |
Differential lock | mechanical rear OptOptional |
Steering | power assist |
Differential hydraulic wet disc brakes | |
Open operator station. | |
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 |
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 |
Tractor hitch | |
|---|---|
Rear Type | II |
Power Take-off (PTO) | |
|---|---|
Rear PTO | independent |
Rear PTO Type | 540/1000 (1.375) |
1000 | |
Engine RPM | 540@2100 |
1000@2100 | |
Mid PTO Type | 1000 |
Dimensions & Tires | |
|---|---|
Wheelbase | 90 inches
228 cm |
Weight | 7139 to 7945 pounds |
Front tire | 6.00-16 |
Rear tire | 13.6-38 |
Full dimensions and tires ...  | |
Links | |
|---|---|
Vinson Farm: Photos and specifications on the 3020 |
Electrical | |
|---|---|
Ground | positive (12V) |
floating (24V) | |
Charging system | generator |
Batteries | 1 (12V) |
2 (24V) | |
Battery volts | 12 |
References | |
|---|---|
 | |
The John Deere 20 Series New Generation Tractors by Benjamin Hain | |
Designing the New Generation John Deere Tractors by Merle Miller | |
2510, 3020, 4020 Row-crop Tractors published in 1965, by John Deere | |
Operator's Manual 3020 Tractors (OM-R41753) published in 1965 | |
Tractors 1918-1976 published by John Deere* | |
John Deere Tractors for 68 published in 1968 | |
Modern Farming published in 1965, by John Deere | |
*Publication contains known errors. |
Engine
Engine options | |
|---|---|
John Deere 3.7L 4-cyl gasoline | |
John Deere 4.4L 4-cyl diesel | |
John Deere 3.7L 4-cyl LP gas |
Engine Detail — 227 ci / 3.7 L Gasoline
Manufacturer | John Deere |
Fuel Type | Gasoline |
Configuration | 4-cylinder, liquid-cooled inline |
Displacement | 227 ci
3.7 L |
Bore/Stroke | 4.25x4.00 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 |
Oil capacity | 9 qts
8.5 L |
Engine Detail — 270 ci / 4.4 L Diesel
Manufacturer | John Deere |
Fuel Type | Diesel |
Configuration | 4-cylinder, liquid-cooled inline |
Displacement | 270 ci
4.4 L |
Bore/Stroke | 4.25x4.75 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 |
Engine Detail — 227 ci / 3.7 L LP Gas
Manufacturer | John Deere |
Fuel Type | LP gas |
Configuration | 4-cylinder, liquid-cooled inline |
Displacement | 227 ci
3.7 L |
Bore/Stroke | 4.25x4.00 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 |
Transmission
Transmission options | |
|---|---|
8-speed partially synchronized | |
8-speed full power shift |
Transmission — John Deere Syncro-Range
Transmission | John Deere Syncro-Range |
Type | partially synchronized |
Gears | 8 forward and 2 reverse |
Clutch | dry disc |
Oil capacity | 32 qts
30.3 L |
With 15.5-38 rear tires. | |
 | |
Transmission — John Deere Powershift
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 |
With 15.5-38 rear tires. | |
 | |
Dimensions
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 | 3.125 by 91 inches
79 by 2311 mm |
Bar rear axle | 3.125 by 104 inches
79 by 2641 mm |
Bar rear axle | 3.125 by 120 inches
79 by 3048 mm |
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 |
Tests
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 2WD
September 23 - October 2, 1963
Link: Nebraska Tractor Test 848 file | |
PTO performance | |
Power at rated engine speed | 65.28 hp
48.7 kW |
Fuel use | 5.1 gal/hour
19.3 l/hour |
Power at rated PTO speed | 59.25 hp
44.2 kW |
Fuel use | 4.3 gal/hour
16.3 l/hour |
Drawbar performance | |
Max power | 54.77 hp
40.8 kW |
Fuel use | 5.0 gal/hour
18.9 l/hour |
Gear 4 used for power test. | |
Max pull | 7536 lbs
3418 kg |
Gear 2 used for pull test. | |
Nebraska Tractor Test 851 | |
|---|---|
Gasoline Powershift 2WD
September 30 - October 7, 1963
Link: Nebraska Tractor Test 851 file | |
PTO performance | |
Power at rated engine speed | 64.14 hp
47.8 kW |
Fuel use | 6.2 gal/hour
23.5 l/hour |
Power at rated PTO speed | 59.33 hp
44.2 kW |
Fuel use | 5.6 gal/hour
21.2 l/hour |
Drawbar performance | |
Max power | 54.60 hp
40.7 kW |
Fuel use | 6.2 gal/hour
23.5 l/hour |
Gear 4 used for power test. | |
Max pull | 7,621 lbs
3456 kg |
Gear 2 used for pull test. | |
Nebraska Tractor Test 852 | |
|---|---|
LP gas Powershift 2WD
October 2 - 11, 1963
Link: Nebraska Tractor Test 852 file | |
PTO performance | |
Power at rated engine speed | 64.70 hp
48.2 kW |
Fuel use | 8.0 gal/hour
30.3 l/hour |
Power at rated PTO speed | 56.34 hp
42.0 kW |
Fuel use | 6.4 gal/hour
24.2 l/hour |
Drawbar performance | |
Max power | 54.50 hp
40.6 kW |
Fuel use | 7.7 gal/hour
29.1 l/hour |
Gear 4 used for power test. | |
Max pull | 7,725 lbs
3504 kg |
Gear 2 used for pull test. | |
Nebraska Tractor Test 940 | |
|---|---|
Diesel Syncro-Range 2WD
May 17 - 25, 1966
Link: Nebraska Tractor Test 940 file | |
PTO performance | |
Power at rated engine speed | 71.26 hp
53.1 kW |
Fuel use | 5.1 gal/hour
19.3 l/hour |
Power at rated PTO speed | 64.32 hp
48.0 kW |
Fuel use | 4.4 gal/hour
16.7 l/hour |
Drawbar performance | |
Max power | 61.47 hp
45.8 kW |
Fuel use | 4.9 gal/hour
18.5 l/hour |
Gear 4 used for power test. | |
Max pull | 7596 lbs
3445 kg |
Gear 2 used for pull test. | |
Nebraska Tractor Test 941 | |
|---|---|
Gasoline Syncro-Range 2WD
May 31 - June 7, 1966
Link: Nebraska Tractor Test 941 file | |
PTO performance | |
Power at rated engine speed | 70.59 hp
52.6 kW |
Fuel use | 6.6 gal/hour
25.0 l/hour |
Power at rated PTO speed | 64.74 hp
48.3 kW |
Fuel use | 6.1 gal/hour
23.1 l/hour |
Drawbar performance | |
Max power | 61.38 hp
45.8 kW |
Fuel use | 6.2 gal/hour
23.5 l/hour |
Gear 4 used for power test. | |
Max pull | 7558 lbs
3428 kg |
Gear 2 used for pull test. | |
Nebraska Tractor Test 942 | |
|---|---|
LP gas Syncro-Range 2WD
May 31 - June 8, 1966
Link: Nebraska Tractor Test 942 file | |
PTO performance | |
Power at rated engine speed | 70.66 hp
52.7 kW |
Fuel use | 8.2 gal/hour
31.0 l/hour |
Power at rated PTO speed | 62.88 hp
46.9 kW |
Fuel use | 6.7 gal/hour
25.4 l/hour |
Drawbar performance | |
Max power | 63.13 hp
47.1 kW |
Fuel use | 8.1 gal/hour
30.7 l/hour |
Gear 4 used for power test. | |
Max pull | 7680 lbs
3483 kg |
Gear 2 used for pull test. | |
Attachments
Attachment overview | |
|---|---|
John Deere 148 loader | |
John Deere 146 loader | |
John Deere 48 loader |
Recommended Implements & Sizing Guide
Engineering recommendations for John Deere 3020 based on its 70.66 HP power envelope and ASAE agricultural standards.
| Implement & Operation | Recommended Size | Workload Rating | Engineering Notes |
|---|---|---|---|
Moldboard PlowPrimary Tillage | 3 to 4 Bottom (16")3 - 4 铧 (40 cm) | Heavy Duty | Suitable for medium loam and stubble turnover. |
Rotary Cutter / MowerMowing & Clearing | 7 to 8 ft (84-96 in)2.1 - 2.4 m | Heavy Duty | Heavy-duty twin spindle cutter for overgrown acreage. |
Rotary TillerSeedbed Prep | 78 to 84 in200 - 215 cm | Heavy Duty | Heavy commercial tiller with multi-speed gearbox. |
Disc HarrowSecondary Tillage | 7 to 8 ft Tandem Disc2.1 - 2.4 m 对开双排耙 | Medium Duty | Field leveling and clod breaking behind plows. |
Hay BalerHay & Forage | 4x4 to 4x5 Round Baler1.2x1.5 m 紧凑圆捆机 | Heavy Duty | Silage and dry hay; 540 RPM PTO with slip-clutch. |
Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.
Fluids, Capacities & Working Autonomy
Standard fluid requirements, service intervals, and continuous runtime estimates for John Deere 3020.
Estimated Continuous Field Runtime: 7.9 hrs
Approximately 7.9 hours of continuous field operation at ~75% rated power on a full tank (29 gal / 109.8 L).
Estimated 75% Load Fuel Burn~3.7 gal/hr (13.9 L/hr)
Engine Crankcase Oil
SAE 15W-40 (Heavy Duty Diesel)
Standard Spec: API CK-4 / CJ-4 Heavy Duty
Service Interval: 150 – 250 Hours
Transmission & Hydraulic System
UTTO (Universal Tractor Transmission Oil)
Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)
Service Interval: 600 – 1000 Hours
Engine Cooling System
50/50 Ethylene Glycol Pre-mix
Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze
Service Interval: 2 Years / 1500 Hours
John Deere 3020 Specification Unit Converter
Convert power, fluid capacities, and operating weights between metric and imperial standards for John Deere 3020.
Converted Equivalents:
Horsepower (HP)70.7 hp
Kilowatts (kW)52.7 kW
Metric Horsepower (PS / CV)71.6 PS
Direct Competitor Comparison
Compare John Deere 3020 against same-era industry alternatives in the same horsepower class.
Current Model
John Deere
John Deere 3020
Engine Power:70.66 hp
52.7 kW
★ Baseline Reference
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