John Deere 4020 Specs ( 1963-1972 )
Production
| Description | Row-Crop tractor / Original price was $10,345 in 1972 |
|---|---|
| Factories | Waterloo, Iowa, USA |
| Manufacturer | John Deere |
| Total built | 184,879 (total) |
Engine
| Bore/Stroke | 4.25x4.75 inches (108 x 121 mm) / 4.25x4.00 inches (108 x 102 mm) / 4.25x4.25 inches (108 x 108 mm) / 4.25x4.25 inches (108 x 108 mm) |
|---|---|
| Compression | 16.5:1 / 7.5:1 / 7.5:1 / 9.0:1 |
| Coolant capacity | 24 qts (22.7 L) / 24 qts (22.7 L) / 24 qts (22.7 L) / 24 qts (22.7 L) |
| Description | John Deere / diesel / 6-cylinder 12-valve / liquid-cooled inline / John Deere / gasoline / 6-cylinder 12-valve / liquid-cooled inline / Original gasoline and LP-gas engine, used through the 1965 model year. / John Deere / gasoline / 6-cylinder 12-valve / liquid-cooled inline / The larger, 362 ci engine became available in 1966, replacing 340 ci engine. / John Deere / LP gas / 6-cylinder 12-valve / liquid-cooled inline |
| Displacement | 404 ci (6.6 L) / 340 ci (5.6 L) / 362 ci (5.9 L) / 362 ci (5.9 L) |
| Exhaust valve clearance | 0.018 inches (0.457 mm) / 0.028 inches (0.711 mm) |
| Firing order | 1-5-3-6-2-4 / 1-5-3-6-2-4 / 1-5-3-6-2-4 / 1-5-3-6-2-4 |
| Idle RPM | 600-2500 / 650-2500 |
| Intake valve clearance | 0.018 inches (0.457 mm) / 0.015 inches (0.381 mm) |
| Oil capacity | 8 qts (7.6 L) / 8 qts (7.6 L) |
| Operating RPM | 1500-2200 / 1500-2200 |
| Point gap | 0.016 inches (0.406 mm) |
| Rated RPM | 2200 / 2200 / 2200 / 2200 |
| Sparkplug gap | 0.025 inches (0.635 mm) |
| Starter volts | 24 / 12 / 12 / 12 |
| Early Oil capacity | 8 qts (7.6 L) |
| Late Oil capacity | 12 qts (11.4 L) |
| Oil capacity | 9 qts (8.5 L) |
| Engine type | John Deere 6.6L 6-cyl diesel / John Deere 5.6L 6-cyl gasoline / John Deere 5.9L 6-cyl gasoline / John Deere 5.9L 6-cyl LP gas |
| Engine type | John Deere 6.6L 6-cyl diesel / John Deere 5.6L 6-cyl gasoline / John Deere 5.9L 6-cyl gasoline / John Deere 5.9L 6-cyl LP gas |
| Drawbar (tested) | 83.79 hp (62.5 kW) |
| PTO (tested) | 95.83 hp (71.5 kW) |
Transmission
| Description | Synchro-Range requires the tractor to be stopped and clutch depressed to select one of four shift stations. Once a station is selected the tractor can be shifted on the move between the two forward gears (and single reverse in stations 1 and 2) by using the clutch. / Power Shift allows shift-on-the-move between gears without clutching. |
|---|---|
| Gears | 8 forward and 2 reverse / 8 forward and 4 reverse |
| Oil capacity | 52 qts (49.2 L) / 68 qts (64.4 L) |
| Oil type | 303 Special / 303 Special |
| Transmission | John Deere Syncro-Range / John Deere Power Shift |
| Type | partially synchronized / full power shift |
| Transmission type | 8-speed partially synchronized / 8-speed full power shift |
| Transmission type | 8-speed partially synchronized / 8-speed full power shift |
Mechanical
| Cab | Open operator station. Cab optional. |
|---|---|
| Description | Power steering / Hydraulic wet disc brakes |
| Differential lock | mechanical rear OptOptional |
| Drive | 4x2 2WD |
Capacity
| Diesel Fuel | 34 gal (128.7 L) |
|---|---|
| Gasoline Fuel | 34 gal (128.7 L) |
| LP-gas Fuel | 45 gal (170.3 L) |
| Power Shift Hydraulic system | 12 gal (45.4 L) |
| Syncro-Range Hydraulic system | 10 gal (37.9 L) |
Hydraulics
| Power Shift Capacity | 12 gal (45.4 L) |
|---|---|
| Pressure | 2250 psi (155.1 bar) |
| SCV flow | 6 gpm (22.7 lpm) |
| Syncro-Range Capacity | 10 gal (37.9 L) |
| Total flow | 18 gpm (early) (68.1 lpm) |
| Type | closed center |
| Valves | 1 |
Hitch
| Rear lift | 3790 lbs (1719 kg) |
|---|---|
| Rear Type | II |
PTO
| Engine RPM | 540@1900 / 1000@1900 |
|---|---|
| Front PTO | independent |
| Front PTO Type | 1000 |
| Rear PTO | independent |
| Rear PTO Type | 540/1000 (1.375) |
Electrical
| Batteries | 2 (24V system) |
|---|---|
| Battery AH | 75 |
| Battery volts | 12 |
| Charging amps | 55 |
| Charging system | Motorola alternator |
| Ground | positive (1964-1969) |
Dimensions & Tires
| Extra long rear axle | 3.375 by 112 inches (85 by 2844 mm) |
|---|---|
| Front tread | 48.5 to 82.25 inches (123 to 208 cm) |
| Length | 151 inches (383 cm) |
| Long rear axle | 3.375 by 104 inches (85 by 2641 mm) |
| Rear tread | 60 to 91 inches (152 to 231 cm) / 66 to 97 inches (long axle) (167 to 246 cm) / 67 to 105 inches (extra long axle) (170 to 266 cm) |
| Regular rear axle | 3.375 by 91 inches (85 by 2311 mm) |
| Row crop Wheelbase | 97.5 inches (247 cm) |
| Standard Wheelbase | 100.25 inches (254 cm) |
| Width | 89.6 inches (227 cm) |
| Front tire | 6.00-16 |
| Rear tire | 15.5-38 |
| Row crop Wheelbase | 97.5 inches (247 cm) |
| Standard Wheelbase | 100.25 inches (254 cm) |
| Weight | 8225 to 9560 pounds |
| Ag front | 6.00-16 (row crop) |
| Ag rear | 15.5-38 (row crop) |
4020 Serial Number Location
| Description | Serial number plate on the rear of the 4020 transmission case. |
|---|
4020 Serial Numbers
| 1964 | 65000 |
|---|---|
| 1965 | 91000 |
| 1966 | 119000 |
| 1967 | 145660 |
| 1968 | 173982 |
| 1969 | 201000 |
| 1970 | 222160 |
| 1971 | 250000 |
| 1972 | 260791 |
| Description | FAQ: How to read a serial number table. |
| Final | 270288 |
John Deere 4020 Height
| Row crop Exhaust | 88.75 inches (225 cm) |
|---|---|
| Row-crop Steering wheel | 77.9 inches (197 cm) |
| Standard Exhaust | 88.25 inches (224 cm) |
| Standard Steering wheel | 78.25 inches (198 cm) |
John Deere 4020 Weight
| Ballasted | 13980 lbs*Diesel Powershift with 18.4-34 rear tires with fluid plus front and rear cast iron weights. (6341 kg) |
|---|---|
| Operating | 8645 lbs (gas syncro) (3921 kg) |
| Shipping | 8436 lbs (diesel syncro) (3826 kg) |
John Deere 4020 attachments
| Description | front-end loader |
|---|
Nebraska Tractor Test 1012
| Description | 362ci gasoline Power Shift 2WDMay 13 - June 4, 1969Link: Nebraska Tractor Test 1012 file / PTO performance / Drawbar performance |
|---|---|
| Fuel use | 9.3 gal/hour (35.2 l/hour) / 8.1 gal/hour (30.7 l/hour) / 9.3 gal/hour (35.2 l/hour) |
| Max power | 82.57 hp (61.6 kW) |
| Power at rated engine speed | 95.66 hp (71.3 kW) |
| Power at rated PTO speed | 87.52 hp (65.3 kW) |
Nebraska Tractor Test 1024
| Description | Diesel Power Shift 2WDSeptember 30 - October 17, 1969Link: Nebraska Tractor Test 1024 file / PTO performance / Drawbar performance |
|---|---|
| Fuel use | 6.5 gal/hour (24.6 l/hour) / 6.0 gal/hour (22.7 l/hour) / 6.6 gal/hour (25.0 l/hour) |
| Max power | 83.09 hp (62.0 kW) |
| Power at rated engine speed | 95.83 hp (71.5 kW) |
| Power at rated PTO speed | 89.93 hp (67.1 kW) |
Nebraska Tractor Test 849
| Description | Diesel Syncro-Range 2WDSeptember 23 - October 2, 1963Link: Nebraska Tractor Test 849 file / PTO performance / Drawbar performance / Gear 4 used for power test. / Gear 2 used for pull test. |
|---|---|
| Fuel use | 6.4 gal/hour (24.2 l/hour) / 5.6 gal/hour (21.2 l/hour) / 6.4 gal/hour (24.2 l/hour) |
| Max power | 76.36 hp (56.9 kW) |
| Max pull | 10,184 lbs (4619 kg) |
| Power at rated engine speed | 91.17 hp (68.0 kW) |
| Power at rated PTO speed | 83.57 hp (62.3 kW) |
Nebraska Tractor Test 850
| Description | Gasoline Syncro-Range 2WDSeptember 30 - October 7, 1963Link: Nebraska Tractor Test 850 file / PTO performance / Drawbar performance / Gear 4 used for power test. / Gear 2 used for pull test. |
|---|---|
| Fuel use | 8.4 gal/hour (31.8 l/hour) / 7.3 gal/hour (27.6 l/hour) / 8.2 gal/hour (31.0 l/hour) |
| Max power | 73.06 hp (54.5 kW) |
| Max pull | 10,088 lbs (4575 kg) |
| Power at rated engine speed | 88.09 hp (65.7 kW) |
| Power at rated PTO speed | 79.95 hp (59.6 kW) |
Nebraska Tractor Test 853
| Description | LP gas Syncro-Range 2WDOctober 5 - 11, 1963Link: Nebraska Tractor Test 853 file / PTO performance / Drawbar performance / Gear 4 used for power test. / Gear 2 used for pull test. |
|---|---|
| Fuel use | 10.1 gal/hour (38.2 l/hour) / 8.8 gal/hour (33.3 l/hour) / 9.7 gal/hour (36.7 l/hour) |
| Max power | 75.19 hp (56.1 kW) |
| Max pull | 10,217 lbs (4634 kg) |
| Power at rated engine speed | 90.48 hp (67.5 kW) |
| Power at rated PTO speed | 81.14 hp (60.5 kW) |
Nebraska Tractor Test 930
| Description | Diesel Syncro-Range 2WDNovember 16 - 20, 1965Link: Nebraska Tractor Test 930 file / PTO performance / Drawbar performance / Gear 4 used for power test. / Gear 2 used for pull test. |
|---|---|
| Fuel use | 6.0 gal/hour (22.7 l/hour) / 5.3 gal/hour (20.1 l/hour) / 6.0 gal/hour (22.7 l/hour) |
| Max power | 83.79 hp (62.5 kW) |
| Max pull | 11,249 lbs (5102 kg) |
| Power at rated engine speed | 94.88 hp (70.8 kW) |
| Power at rated PTO speed | 86.85 hp (64.8 kW) |
Nebraska Tractor Test 934
| Description | LP gas Syncro-Range 2WDApril 26 - May 2, 1966Link: Nebraska Tractor Test 934 file / PTO performance / Drawbar performance / Gear 4 used for power test. / Gear 2 used for pull test. |
|---|---|
| Fuel use | 10.2 gal/hour (38.6 l/hour) / 8.9 gal/hour (33.7 l/hour) / 10.2 gal/hour (38.6 l/hour) |
| Max power | 83.59 hp (62.3 kW) |
| Max pull | 10,674 lbs (4841 kg) |
| Power at rated engine speed | 94.67 hp (70.6 kW) |
| Power at rated PTO speed | 84.22 hp (62.8 kW) |
Nebraska Tractor Test 939
| Description | 340ci gasoline Syncro-Range 2WDMay 17 - 24, 1966Link: Nebraska Tractor Test 939 file / PTO performance / Drawbar performance / Gear 4 used for power test. / Gear 2 used for pull test. |
|---|---|
| Fuel use | 7.9 gal/hour (29.9 l/hour) / 6.9 gal/hour (26.1 l/hour) / 7.7 gal/hour (29.1 l/hour) |
| Max power | 83.28 hp (62.1 kW) |
| Max pull | 10,658 lbs (4834 kg) |
| Power at rated engine speed | 95.56 hp (71.3 kW) |
| Power at rated PTO speed | 85.81 hp (64.0 kW) |
References
| Description | 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 / Tractors 1918-1976 published by John Deere* / John Deere Tractors for 68 published in 1968 / Standard and 4-Wheel-Drive Tractors: 70 to 280 HP published in 1970, by John Deere / Modern Farming published in 1965, by John Deere / *Publication contains known errors. / Operator's Manual 4000 and 4020 (OM-R46934) published in 1969 / Operator's Manual 4000 and 4020 (OM-R48273) published in 1971 / Operator's Manual 4020 (OM-R34410) published in 1963 / Operator's Manual 4020 (OM-R39669) published in 1965 / Operator's Manual 4020 (OM-R41754) published in 1969 / Operator's Manual 4020 (OM-R44920) published in 1969 |
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Speeds
| Description | Row-crop tractor with 15.5-38 rear tires. / Row-crop tractor with 15.5-38 rear tires. |
|---|
Tractor Tests
| Description | NTTL 849: diesel Syncro-Range 2WD / NTTL 850: gasoline Syncro-Range 2WD / NTTL 853: LP gas Syncro-Range 2WD / NTTL 930: diesel Syncro-Range 2WD / NTTL 934: LP gas Syncro-Range 2WD / NTTL 939: 340ci gasoline Syncro-Range 2WD / NTTL 1012: 362ci gasoline Power Shift 2WD / NTTL 1024: diesel Power Shift 2WD |
|---|
Variants
| 4020 | row-crop |
|---|---|
| 4020HC | high-crop |
| 4020S | standard |
| 600 | industrial |