Specifications
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| Model information | |
| Production years | 1956 - 1958 |
| Series | Two-Cylinder 20 Series |
| Equipment type | Row-Crop tractor |
| Production | |
| Manufacturer | John Deere |
| Equipment type | Row-Crop tractor |
| Built in | Built in Waterloo, Iowa, USA |
| Total built | 20,848 |
| Original price | Original price was $3,000 in 1956 |
| John Deere 620 Engines | |
| Engine | John Deere 5.0L 2-cyl gasoline John Deere 5.0L 2-cyl all-fuel John Deere 5.0L 2-cyl LP gas |
| Fuel tank | 20.5 gal (all-fuel) 77.6 L 22.25 gal (gasoline) 84.2 L 33 gal (LP gas) 124.9 L |
| Aux. fuel | 1 gal 3.8 L |
| Details | Engine details ... |
| John Deere 620 Transmission | |
| Transmission | 6-speed unsynchronized gear |
| Details | Transmission details ... |
| John Deere 620 Power | |
| Drawbar (claimed) | 44 hp 32.8 kW |
| PTO (claimed) | 48 hp 35.8 kW |
| Drawbar (tested) | 44.81 hp 33.4 kW |
| Belt (tested) | 49.19 hp 36.7 kW |
| Details | Performance test details ... |
| Mechanical | |
| Drive | Two-wheel drive |
| Steering | power assist |
| Brakes | Differential mechanical contracting band brakes |
| Cab / ROPS | Open operator station. |
| Hydraulics | |
| Pressure | 1200 psi 82.7 bar |
| Valves | 1 or 2 |
| Pump flow | 8.9 gpm 33.7 lpm |
| Tractor hitch | |
| Rear Type | II |
| Power Take-off (PTO) | |
| Rear PTO Type | 540 |
| Dimensions & Tires | |
| Wheelbase | 90 inches 228 cm |
| Weight | 5858 to 6800 pounds |
| Front tire | 6.00-16 |
| Rear tire | 12.4-38 |
| Details | Full dimensions and tires ... |
| John Deere 620 attachments | |
| Attachment | front-end loader |
| Details | Attachment details ... |
| 620 Serial Number Location | |
| Location | Serial number plate on the right side of the 620 tractor frame, below the belt pulley. |
| 620 Serial Numbers | |
| 1956 | 6200000 |
| 1957 | 6203778 |
| 1958 | 6215048 |
| Final | 6222686 |
| Details | FAQ: How to read a serial number table. |
| Electrical | |
| Ground | positive |
| Batteries | 2 |
| Battery volts | 6 |
| References | |
| Publication | The John Deere 20 series Two Cylinder Tractors by Benjamin Hain Tractors 1918-1976 published by John Deere* The 1957 John Deere Tractors are here! Facts about horsepower and fuel economy published in 1957, by John Deere |
| Publication caveat | *Publication contains known errors. |
Values may vary by engine, transmission or configuration. View source page
Model family
Series map
- 52041.4 hp*
- 620 Current model53.3 hp*
- 65.6 hp*
*Estimated engine power for comparison only.