The Kubota G1900 is a 2WD lawn and garden tractor from the G series. This tractor was manufactured by the Kubota from 1989 to 2000. The Kubota G1900 is equipped with a 0.7 L three-cylinder diesel engine and shaft-driven hydrostatic transmission with infinite forward and reverse gears.
The Kubota G1900 garden tractor used the Kubota D722 engine. It is a 0.7 L, 719 cm2, (43.9 cu·in) three-cylinder natural aspirated diesel engine with 67.0 mm (2.64 in) of the cylinder bore and 68.0 mm (2.68 in) of the piston stroke. This engine produced 18.2 PS (13.4 kW; 18.0 HP) of maximum output power.
The Kubota G1900 is equipped with a two-wheel steering or four-wheel steering (G1900S version), internal expanding shoe brakes, open operator station and 18.9 liters (5.0 US gal.; 4.2 Imp. gal) fuel tank.
Following attachments are available for the Kubota G1900 garden tractor:
- Mid-mount Kubota RC48 48 in (1,210 mm) mower deck with 3-blades
- Mid-mount Kubota RC54 54 in (1,370 mm) mower deck with 3-blades
- Mid-mount Kubota RC60 60 in (1,520 mm) mower deck with 3-blades
- Front-mount Kubota TG2001 48 in (1,210 mm) blade
Kubota G1900 Specifications
| General Specifications | |
| Model | Kubota G1900 |
| Tractor type | Lawn and garden tractor |
| Production years | 1989-2000 |
| Manufacturer | Kubota |
| Factory | Japan |
| Dimensions and weight | |
| Length | 1,865 mm (73.4 in) |
| Width | 1,030 mm (40.6 in) |
| Height | 1,160 mm (45.7 in) |
| Wheel base | 1,270 mm (50 in) |
| Weight | G1900: 320 kg (705 lbs) G1900S: 340 kg (750 lbs) |
| Fluid capacity | |
| Fuel tank capacity | 19.0 liters (5 US gal.; 4.2 Imp. gal) |
| Engine oil capacity | 3.2 liters (3.4 US. qt, 2.8 Imp. qt.) |
| Coolant capacity (engine specs) | 3.5 liters (3.7 US.qts, 3.1 Imp. qts) |
| Electrical system | |
| Ground | Negative |
| Charging amps | 12.5A |
| Battery | 12V, 45Ah |
| Cabin type | |
| Cabin type | Open operator station |
Engine
| Engine | |
| Engine model | Kubota D722 |
| Layout | Straight-3, vertical diesel engine |
| Fuel type | Diesel fuel |
| Displacement | 0.7 L, 719 cm3 (43.9 cu in) |
| Cylinder bore: | 67.0 mm (2.64 in) |
| Piston stroke: | 68.0 mm (2.68 in) |
| Max. Horsepower | 18.2 PS (13.4 kW; 18.0 HP) at 3,600 rpm |
| Air cleaner | Paper element |
| Injection type | Indirect injection |
| Cooling system | Liquid-cooled |
| Fuel injection pump | Bosch MD type mini fuel injection pump |
| Fuel nozzle | Bosch throttle type |
| Starting system | Electric starting with 12V (0.8 kW) starter |
| Starting support device | Glow plug in combustion chamber |
| Governor | Centrifugal ball mechanical governor |
| Power adder | None |
| Firing order | 1-2-3 |
| Valve clearance | |
| Intake valve | 0.145-0.185 mm (0.0057-0.0073 in) |
| Exhaust valve | 0.145-0.185 mm (0.0057-0.0073 in) |
| Compression pressure | |
| Standard | 2.84-3.24 MPa, 29-33 kgf/cm2, 412-469 psi |
| Oil system | |
| Recommended engine oil | CD or CE |
| SAE Viscosity Number | SAE 10W-30, 10W-40 |
| Engine oil capacity | 3.2 liters (3.4 US. qt, 2.8 Imp. qt.) |
| Fuel system | |
| Fuel injection pressure | 13.73-14.71 MPa (140-150 kgf/cm2, 1991-2133 psi) |
| Cooling system | |
| Coolant capacity | 3.5 liters (3.7 US.qts, 3.1 Imp. qts) |
| Thermostat’s valve opening temperature: | 69.5-72.5°C (157.1-162.5°F) |
| Temperature at which thermostat completely opens: | 85°C (185°F) |
Transmission and chassis
| Transmission and chassis | |
| Chassis | 4×2 2WD |
| Steering type | G1900: Two-wheel G1900S: Four-wheel |
| Brakes | Internal expanding shoe |
| Transmission model | HST |
| Transmission type | Shaft-driven hydrostatic |
| Gears | Infinite forward and reverse |
| Speed | Forward: 13.0 kmh (8.1 mph) Reverse: 6.0 (3.7 mph) |
Tires
| Tires size | |
| Front tires | Lawn/turf: 16×6.5-8.00 |
| Rear tires | Lawn/turf: 23×10.5-12, 23×8.5-12 |
PTO and 3-point linkage
| Hitch | |
| Category | 0 (Optional) |
| PTO (Power take-off shaft) | |
| Rear PTO type | – |
| Rear PTO spped | 2,000 rpm |
Attachments
| Kubota RC48: 48″ mid-mount mower deck with 3-blade | |
| Cutting width | 1,210 mm (48.0 in) |
| Cutting height | 30-80 mm (1.4-3.5 in) |
| Kubota RC54: 54″ mid-mount mower deck with 3-blade | |
| Cutting width | 1,370 mm (54.0 in) |
| Cutting height | 30-100 mm (1.4-4.0 in) |
| Kubota RC60: 60″ mid-mount mower deck with 3-blade | |
| Cutting width | 1,520 mm (60.0 in) |
| Cutting height | 30-100 mm (1.4-4.0 in) |
| Kubota TG2001: 48″ front-mount blade | |
| Cutting width | 1,210 mm (48.0 in) |
Kubota G1900 reviews
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