The John Deere 420 is a 2WD row-crop tractor manufactured by the John Deere in Dubuque, Iowa, USA from 1956 to 1958.
The John Deere 420 row-crop tractor is equipped with noe of three engines: a 1.9 L two-cylinder gasoline engine, a 1.9 L two-cylinder all-fuel engine or a 1.9 L two-cylinder LP-gas engine and one of two transmissions: unsynchronized gear transmission with 4 forward and 1 reverse gear or unsynchronized gear transmission with 5 forward and 1 reverse gear.
The tractor could be equipped with the following engines:
- John Deere gasoline engine. It is a 1.9 L, 1,852 cm2, (113.0 cu·in) two-cylinder natural aspirated gasoline engine with 108.0 mm (4.25 in) of the cylinder bore and 102.0 mm (4.02 in) of the piston stroke. The compression ratio rating is 7.0:1.
- John Deere all-fuel engine. It is a 1.9 L, 1,852 cm2, (113.0 cu·in) two-cylinder natural aspirated all-fuel engine. The cylinder bore is 108.0 mm (4.25 in) and the piston stroke is 102.0 mm (4.02 in). The compression ratio rating is 5.15:1.
- John Deere LP-gas engine. It is a 1.9 L, 1,852 cm2, (113.0 cu·in) two-cylinder natural aspirated LP-gas engine. The cylinder bore is 108.0 mm (4.25 in) and the piston stroke is 102.0 mm (4.02 in).
The JD 420 is equipped with manual or power (optional) steering, open operator station and 39.7 liters (10.5 US gal.; 8.7 Imp. gal) fuel tank for gasoline version and 75.7 liters (20 US gal, 16.7 Imp. gal) for LP-gas version.
The John Deere 420 tractor variants:
- 420S: standard
- 420U: utility
- 420W: row-crop utility
- 420T: tricycle
- 420C: crawler
John Deere 420 Specifications
| General Specifications | |
| Model | John Deere 420 |
| Length | 2,910 mm (114.6 in) |
| Width | 1,400 mm (55.1 in) |
| Height | 1,490 mm (58.7 in) |
| Wheel base | – |
| Weight | 1,474 kg (3,249 lbs) |
| Fuel tank capacity | Gas: 39.7 liters (10.5 US gal.; 8.7 Imp. gal) LP-gas: 75.7 liters (20 US gal, 16.7 Imp. gal) |
| Battery | 6V |
| Cabin type | Open operator station |
| Engine | |
| Engine model | John Deere |
| Engine type | Four-stroke, liquid-cooled, inline |
| Cylinders | 2 |
| Fuel type | Gasoline |
| Displacement | 1.9 L, 1,852 cm2, (113.0 cu·in) |
| Bore and stroke | 108.0 mm X 102.0 mm (4.25 in X 4.02 in) |
| Compression ratio | 7.0:1 |
| Horsepower | – |
| Starter | Electric |
| Coolant capacity: | 10.4 L (11 US. qt, 9.2 Imp. qt.) |
| Engine | |
| Engine model | John Deere |
| Engine type | Four-stroke, liquid-cooled, inline |
| Cylinders | 2 |
| Fuel type | All-fuel |
| Displacement | 1.9 L, 1,852 cm2, (113.0 cu·in) |
| Bore and stroke | 108.0 mm X 102.0 mm (4.25 in X 4.02 in) |
| Compression ratio | 5.15:1 |
| Horsepower | – |
| Starter | Electric |
| Engine | |
| Engine model | John Deere |
| Engine type | Four-stroke, liquid-cooled, inline |
| Cylinders | 2 |
| Fuel type | LP-gas |
| Displacement | 1.9 L, 1,852 cm2, (113.0 cu·in) |
| Bore and stroke | 108.0 mm X 102.0 mm (4.25 in X 4.02 in) |
| Horsepower | – |
| Starter | Electric |
| Transmission and chassis | |
| Chassis | 4×2 2WD |
| Steering type | Manual or power (optional) |
| Brakes | – |
| Transmission model | – |
| Transmission type | Unsynchronized gear |
| Gears | 4 forward and 1 reverse |
| Speed | Forward: 19.3 kmh (12 mph) Reverse: 4.0 (2.5 mph) |
| Transmission model | – |
| Transmission type | Unsynchronized gear |
| Gears | 5 forward and 1 reverse |
| Speed | Forward: 19.3 kmh (12 mph) Reverse: 4.0 (2.5 mph) |
| Tires | |
| Front tires | Ag: 5.00-15, 6.00-16, 7.50-16, 7.50-10 (single) |
| Rear tires | Ag: 9-24, 10-24, 11-24, 11-26, 12-26, 13-26, 12-28, 10-34, 10-38 (hi-crop), 11-38 (hi-crop) |
| Three-Point Hitch | |
| Caterogy | I |
| Control type | – |
| Lift capacity (at ends) | – |
| PTO (Power take-off shaft) | |
| Rear PTO type | Transmission or live (option) |
| Rear PTO spped | 540 rpm |
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