The John Deere 318 is a 2WD lawn and garden tractor from the 300 series. This tractor was manufactured by John Deere in Horicon, Wisconsin, USA from 1983 to 1992. The John Deere 318 is equipped with one of two engines: Onan B43G (0.7 L) or Onan P218G (0.8 L) and shaft-driven hydrostatic transmission with infinite forward and reverse gears.
The John Deere 318 lawn tractor used the Onan B43G (early version) or Onan P218G (later version).
The Onan B43G is a 0.7 L, 710 cm2, (43.3 cu·in) two-cylinders gasoline engine with 82.55 mm (3.25 in) of cylinder bore and 66.0 mm (2.6 in) of piston stroke. The compression ratio rating is 6.5:1. This engine produced 18.2 PS (13.4 kW; 18 HP) at 3,600 rpm of maximum output power.
The Onan P218G is a 0.8 L, 782 cm2, (47.7 cu·in) two-cylinders gasoline engine with 82.55 mm (3.25 in) of cylinder bore and 73.0 mm (2.87 in) of piston stroke. The compression ratio rating is 7.0:1. This engine produced 18.2 PS (13.4 kW; 18 HP) at 3,600 rpm of maximum output power. Both engines used a full pressure lubrication system, a dry-type air cleaner with pre-cleaner, pulse type fuel pump and fixed jet carburetor.
The JD 318 is equipped with hydrostatic power steering, shoe and drum brakes on rear wheels, open operator station and 17.0 liters (4.5 US gal.; 3.7 Imp. gal) fuel tank.
Following attachments are available for the John Deere 318 lawn and garden tractor:
- John Deere BM16600: mid-mount 38 in (960 mm) 2-blade mower deck with hydraulic lift
- John Deere M00595: mid-mount 46 in (1,160 mm) 3-blade mower deck with hydraulic lift
- John Deere BM16377: mid-mount 50 in (1,270 mm) 3-blade mower deck with hydraulic lift
- John Deere 0611M: front-mount 54 in (1,370 mm) blade
- John Deere 49 0603M: front-mount 46 in (1,160 mm) single-stage snowblower with hydraulic lift
- John Deere 47 2752M: front-mount 47 in (1,190 mm) dual-stage snowblower with hydraulic lift
- John Deere 44 loader
John Deere 318 Specifications
| General Specifications | |
| Model | John Deere 318 |
| Length | 1,730 mm (68.1 in) |
| Width | 1,100 mm (43.3 in) |
| Height | 1,130 mm (44.5 in) |
| Wheel base | 1,170 mm (46.1 in) |
| Weight (net) | 354 kg (780 lbs) |
| Fuel tank capacity | 17.0 liters (4.5 US gal.; 3.7 Imp. gal) |
| Battery | 12V BCI Group 22F |
| Cabin type | Open operator station |
| Engine | |
| Engine model | Onan B43G |
| Engine type | Four-stroke, air-cooled, inline |
| Cylinders | 2 |
| Fuel type | Gasoline |
| Displacement | 0.7 L, 710 cm2, (43.3 cu·in) |
| Bore and stroke | 82.55 mm X 66.0 mm (3.25 in X 2.6 in) |
| Compression ratio | 6.5:1 |
| Horsepower | 18.2 PS (13.4 kW; 18 HP) at 3,600 rpm |
| Torque | 43 N·m (4.4 kg·m, 31.7 ft·lb) |
| Starter | Electric |
| Oil capacity: | 1.4 L (1.48 US. qt, 1.23 Imp. qt.) |
| Spark plug | NGK BPR5EF, Champion RS14YC |
| Engine | |
| Engine model | Onan P218G |
| Engine type | Four-stroke, air-cooled, inline |
| Cylinders | 2 |
| Fuel type | Gasoline |
| Displacement | 0.8 L, 782 cm2, (47.7 cu·in) |
| Bore and stroke | 82.55 mm X 73.0 mm (3.25 in X 2.87 in) |
| Compression ratio | 7.0:1 |
| Horsepower | 18.2 PS (13.4 kW; 18 HP) at 3,600 rpm |
| Torque | 43 N·m (4.4 kg·m, 31.7 ft·lb) |
| Starter | Electric |
| Oil capacity: | 1.4 L (1.48 US. qt, 1.23 Imp. qt.) |
| Spark plug | NGK BPR5EF, Champion RS14YC |
| Transmission and chassis | |
| Chassis | 4×2 2WD |
| Steering type | Hydrostatic power |
| Brakes | Shoe and drum on rear wheels |
| Transmission model | Sundstrand Series 15 Model 90 |
| Transmission type | Shaft-driven hydrostatic |
| Gears | Infinite forward and reverse |
| Speed | Forward: 12.4 kmh (7.7 mph) Reverse: 6.2 (3.9 mph) |
| Transmission oil capacity | 7.1 L (7.5 US. qt, 6.25 Imp. qt.) |
| Tires | |
| Front tires | Lawn/turf: 16×6.50-8 |
| Rear tires | Lawn/turf: 23×10.50-12; 23×8.50-12 |
| PTO (Power take-off shaft) | |
| Front PTO type | Independent with electric clutch |
| Front PTO spped | 3,450 rpm |
| Rear PTO type | Independent with electric clutch (option) |
| Rear PTO spped | 2,000 rpm |
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