The John Deere A is a 2WD row-crop tractor from the Two-Cylinder Letter Series series. This first generation was manufactured by John Deere in Waterloo, Iowa, USA from 1934 to 1938. The John Deere A is equipped with a 5.1 L (309.0 cu·in) two-cylinder all-fuel engine and unsynchronized gear transmission with 4 forward and 1 reverse gear.
The JD A row-crop tractor used the John Deere engine. It is a 5.1 L, 5,064 cm2, (309.0 cu·in) two-cylinder natural aspirated all-fuel engine with 140.0 mm (5.51 in) of the cylinder bore and 165.0 mm (6.5 in) of the piston stroke. The compression ratio rating is 4.45:1. This engine produced 18.2 PS (13.4 kW; 18.0 HP) at 975 rpm of output power.
The John Deere Model A is equipped with manual steering, differential mechanical expanding shoe brakes, an open operator station and 53.0 liters (14 US gal.; 11.7 Imp. gal) fuel tank.
John Deere A variants:
- A Row-crop
- AR Standard front axle
- AO Orchard
- AOS Narrow orchard
- AW Adjustable wide-front
- AN Single front wheel
- AWH High-crop, adjustable wide-front
- ANH High-crop, single-front wheel
John Deere A Specifications
| General Specifications | |
| Model | John Deere A |
| Length | 3,140 mm (123.6 in) |
| Width | 2,190 mm (86.2 in) |
| Height | 1,620 mm (63.8 in) |
| Wheel base | – |
| Weight | 1,715 kg (3,781 lbs) |
| Fuel tank capacity | 53.0 liters (14 US gal.; 11.7 Imp. gal) |
| Battery | – |
| Cabin type | Open operator station |
| Engine | |
| Engine model | John Deere |
| Engine type | Four-stroke, liquid-cooled, inline |
| Cylinders | 2 |
| Fuel type | All-fuel |
| Displacement | 5.1 L, 5,064 cm2, (309.0 cu·in) |
| Bore and stroke | 140.0 mm X 165.0 mm (5.51 in X 6.5 in) |
| Compression ratio | 4.45:1 |
| Horsepower (drawbar) | 18.2 PS (13.4 kW; 18.0 HP) at 975 rpm |
| Starter | Manual |
| Oil capacity: | 8.8 L (9.3 US. qt, 7.7 Imp. qt.) |
| Coolant capacity: | 36.0 L (38 US. qt, 31.7 Imp. qt.) |
| Transmission and chassis | |
| Chassis | 4×2 2WD |
| Steering type | Manual |
| Brakes | Differential mechanical expanding shoe |
| Transmission model | John Deere |
| Transmission type | Unsynchronized gear with dry disc clutch |
| Gears | 4 forward and 1 reverse |
| Speed | Forward: 10.0 kmh (6.2 mph) Reverse: 5.6 kmh (3.5 mph) |
| Tires | |
| Front tires | Ag: 24×4 steel Ag: 5.50×16 |
| Rear tires | Ag: 50×6 steel Ag: 9/10/11.25×36 |
| PTO (Power take-off shaft) | |
| Rear PTO type | Transmission |
| Rear PTO speed | 540 rpm |
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