The John Deere 300 is a 2WD industrial tractor manufactured by the John Deere from 1965 to 1973. The John Deere 300 is equipped with one of two engines: a 2.5 L three-cylinder diesel engine or a 2.2 L three-cylinder gasoline engine and constant-mesh transmission with 8 forward and 4 reverse gears.
The John Deere 300 is equipped with manual or power (optional) steering, hydraulic wet disc brakes, open operator station and 62.5 liters (16.5 US gal.; 13.7 Imp. gal) fuel tank.
This tractor could be equipped with the following engines:
- John Deere diesel engine. It is a 2.5 L, 2,490 cm2, (152.0 cu·in) three-cylinder natural aspirated diesel engine with 98.0 mm (3.86 in) of the cylinder bore and 110.0 mm (4.33 in) of the piston stroke. The compression ratio rating is 16.7:1. This engine produced 43.7 PS (32.1 kW; 43.0 HP) at 2,500 rpm of output power.
- John Deere gas engine. It is a 2.2 L, 2,212 cm2, (135.0 cu·in) three-cylinder natural aspirated gasoline engine. The cylinder bore is 98.0 mm (3.86 in) and the piston stroke is 98.0 mm (3.86 in). The compression ratio rating is 7.5:1. This engine produced 43.7 PS (32.1 kW; 43 HP) at 2,500 rpm of maximum output power.
Following attachments are available for the John Deere 300 industrial tractor:
- John Deere loader
- John Deere 92 backhoe
- John Deere 92 II backhoe
- John Deere 9250 backhoe
John Deere 300 Specifications
| General Specifications | |
| Model | John Deere 300 |
| Length | 3,050 mm (120.1 in) |
| Width | 1,840 mm (72.4 in) |
| Height | 1,810 mm (71.3 in) |
| Wheel base | 1,950 mm (76.8 in) |
| Weight | 1,730 kg (3,814 lbs) |
| Fuel tank capacity | 62.5 liters (16.5 US gal.; 13.7 Imp. gal) |
| Battery | 1x12V or 2x6V |
| Cabin type | Open operator station |
| Engine | |
| Engine model | John Deere |
| Engine type | Four-stroke, liquid-cooled, inline |
| Cylinders | 3 |
| Fuel type | Diesel |
| Displacement | 2.5 L, 2,490 cm2, (152.0 cu·in) |
| Bore and stroke | 98.0 mm X 110.0 mm (3.86 in X 4.33 in) |
| Compression ratio | 16.7:1 |
| Horsepower | 43.7 PS (32.1 kW; 43.0 HP) at 2,500 rpm |
| Torque | 149.2 N·m (15.2 kg·m, 110 ft·lb) at 1,300 rpm |
| Starter | Electric |
| Oil capacity: | 6.6 L (7 US. qt, 5.8 Imp. qt.) |
| 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 | 3 |
| Fuel type | Gasoline |
| Displacement | 2.2 L, 2,212 cm2, (135.0 cu·in) |
| Bore and stroke | 98.0 mm X 98.0 mm (3.86 in X 3.86 in) |
| Compression ratio | 7.5:1 |
| Horsepower | 43.7 PS (32.1 kW; 43.0 HP) at 2,500 rpm |
| Starter | Electric |
| Transmission and chassis | |
| Chassis | 4×2 2WD |
| Steering type | Manual or power (optional) |
| Brakes | Hydraulic wet disc |
| Transmission model | – |
| Transmission type | Constant mesh |
| Gears | 8 forward and 4 reverse |
| Speed | Forward: 25.0 kmh (15.5 mph) Reverse: 7.4 (4.6 mph) |
| Transmission oil capacity | 38.0 L (10 US. gal, 8.4 Imp. gal.) |
| Tires | |
| Front tires | Ag: 7.50-16 Industrial: 5.50-16, 6.00-16 |
| Rear tires | Ag: 14.9-24 Industrial: 11.2-28, 12.4-28 |
| Three-Point Hitch | |
| Caterogy | II/I |
| Control type | – |
| Lift capacity (at ends) | – |
| PTO (Power take-off shaft) | |
| Middle PTO type | Live |
| Middle PTO spped | 1,000 rpm |
| Rear PTO type | Live or transmission |
| Rear PTO spped | 540, 540/1,000 rpm |
| Hydraulic system | |
| Hydraulic type | Closed center |
| Hydraulic capacity | 38.0 L (40.15 US. qt, 33.44 Imp. qt.) |
| Valves | 1 to 2 |
| Pump flow | 6.5 gpm (24.6 lpm) 13.0 gpm (49.2 lpm) 23.5 gpm (89.0 lpm) |

Looking for front wheel studs for 301 or 300 with high 7/8 stud head. Can you help?