The John Deere A is a 2WD row-crop tractor from the Two-Cylinder Letter Series series. This third generation was manufactured by John Deere in Waterloo, Iowa, USA from 1947 to 1952. The John Deere A is equipped with a 5.3 L (321.0 cu·in) two-cylinder all-fuel/gasoline engine and unsynchronized gear with mechanical dry disc clutch transmission with 6 forward and 1 reverse gears.
The JD A row-crop tractor used the John Deere engine. It is a 5.3 L, 5,260 cm2, (321.0 cu·in) two-cylinder natural aspirated gasoline engine with 140.0 mm (5.51 in) of the cylinder bore and 171.0 mm (6.73 in) of the piston stroke. The compression ratio rating is 5.6:1 for the gasoline version or 4.45:1 for the all-fuel version. This engine produced 34.5 PS (25.4 kW; 34.0 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 68.1 liters (18 US gal.; 15 Imp. gal) fuel tank.
John Deere A variants:
- AR – A-Regular with standard front axle
- AO – 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 | 3,400 mm (133.9 in) |
| Width | 2,190 mm (86.2 in) |
| Height | 1,620 mm (63.8 in) |
| Wheel base | – |
| Weight | 2,370 kg (5,225 lbs) |
| Fuel tank capacity | 68.1 liters (18 US gal.; 15 Imp. gal) |
| Battery | Two 6V |
| Cabin type | Open operator station |
| Engine | |
| Engine model | John Deere |
| Engine type | Four-stroke, liquid-cooled, inline |
| Cylinders | 2 |
| Fuel type | All-fuel/Gasoline |
| Displacement | 5.3 L, 5,260 cm2, (321.0 cu·in) |
| Bore and stroke | 140.0 mm X 171.0 mm (5.51 in X 6.73 in) |
| Compression ratio | Gasoline: 5.6:1 All-fuel: 4.45:1 |
| Horsepower | 34.5 PS (25.4 kW; 34.0 HP) at 975 rpm |
| Starter | Electric |
| Oil capacity: | 10.4 L (11 US. qt, 9.2 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 mechanical dry disc clutch |
| Gears | 6 forward and 1 reverse |
| Speed | Forward: 20.9 kmh (13.0 mph) Reverse: 6.4 kmh (4.0 mph) |
| Tires | |
| Front tires | Ag: 5.50-16 |
| Rear tires | Ag: 11-38, 9-38, 10-38, 12-38 |
| PTO (Power take-off shaft) | |
| Rear PTO type | Transmission |
| Rear PTO speed | 540 rpm |
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