The Kubota L1801 is a sub-compact utility tractor model from the L01 series, manufactured from 1976 to 1978 by Kubota in Japan. It was available in two-wheel drive (2WD) or four-wheel drive (4WD) versions.
The Kubota L1801 is equipped with a 867 cc (52.9 cu·in) two-cylinder diesel engine with 82.0 mm (3.23 in) of the cylinder bore and 82.0 mm (3.23 in) of the piston stroke, and a gear type transmission with 8 forward and 2 reverse gears (16 forward and 4 reverse gears with creeper).
The Kubota L1801 sub-compact utility tractor features:
- The Kubota Z851 diesel engine which produces 18.2 PS (13.4 kW; 18.0 HP) at 3,000 rpm of horsepower
- Manual steering
- Open operator station
- Category I rear hitch
- Rear PTO with 540 rpm
- 22.0 liters (5.8 US gal.; 4.8 Imp. gal) fuel tank capacity
General specifications
| General Specifications | |
| Model | Kubota L1801 |
| Tractor type | Sub-compact utility tractor |
| Production years | 1976-1978 |
| Factory | Japan |
| Dimensions and weight | |
| Length | 2,360 mm (92.9 in) |
| Width | 1,120 mm (44.1 in) |
| Height | Steering wheel: 1,320 mm (52 in) Exhaust: 1,940 mm (76.4 in) |
| Wheel base | 1,380 mm (54.3 in) |
| Ground clearance | 2WD: 290 mm (11.4 in) 4WD: 240 mm (9.4 in) |
| Weight | 2WD: 702 kg (1,548 lbs) 4WD: 782 kg (1,724 lbs) |
| Fuel capacity | |
| Fuel tank capacity | 22.0 liters (5.8 US gal.; 4.8 Imp. gal) |
Engine
| Engine | |
| Engine model | Kubota Z851 |
| Engine type | 4-stroke, vertical, two-cylinders |
| Displacement | 867 cm3, (52.9 cu·in) |
| Cylinder bore: | 82.0 mm (3.23 in) |
| Piston stroke: | 82.0 mm (3.23 in) |
| Max. horsepower | 18.2 PS (13.4 kW; 18.0 HP) at 3,000 rpm |
| Max. torque | – |
| Cooling system | Liquid-cooled |
| Lubricating system | Forced lubrication by pump |
| Fuel system | Fuel injection pump |
| Injection type | Indirect injection |
| Fuel used | Diesel fuel No.2-D |
| Starting system | Electric starter |
| Governor | Centrifugal ball mechanical governor |
| PTO shaft rotation | Counterclockwise (from PTO shaft side) |
| Valve clearance | |
| Intake valve clearance: | 0.18-0.22 mm (0.0071-0.0087 in) |
| Exhaust valve clearance: | 0.18-0.22 mm (0.0071-0.0087 in) |
| Oil system | |
| Lubrication system: | Forced lubrication |
| Oil type: | DS or DM |
| Recommended oil: | SAE 80 |
| Oil capacity: | 3.8 liters (4 US. qt, 3.3 Imp. qt.) |
| Fuel system | |
| Injection timing: | 25° B.T.D.C. |
| Fuel injection pressure | 13.73-14.71 MPa (140-150 kgf/cm2, 1991-2133 psi) |
| Cooling system | |
| Type: | Pressurized radiator, forced circulation with water pump |
| Coolant capacity: | 5.3 liters (5.6 US.qts, 4.7 Imp. qts) |
Transmission and chassis
| Chassis, steering and brakes | |
| Chassis | 4×2 2WD (L1801) or 4×4 MFWD 4WD (L1801DT) |
| Steering type | Manual |
| Brakes | – |
| Transmission | |
| Transmission manufacturer or model | – |
| Transmission type | Gear type |
| Gears | 8 forward and 2 reverse |
| Speed | Forward: 14.0 kmh (8.7 mph) Reverse: 9.4 kmh (5.8 mph) |
| Transmission № 2 | |
| Transmission manufacturer or model | – |
| Transmission type | Creeper |
| Gears | 16 forward and 4 reverse |
Tires
| Tires | |
| Front tires | Ag: 4.00-12 (2WD), 6.00-14 (4WD) |
| Rear tires | Ag: 8.3/8-22 |
Rear Hitch
| Three-Point Hitch | |
| Category | JIS1 |
| Control type | – |
| Lift capacity (at ends) | – |
PTO (Power take-off shaft)
| PTO | |
| Rear PTO type | – |
| Rear PTO speed | 540 rpm |
Electrical system
| Electrical system | |
| Ground | Negative |
| Charging system | Alternator |
| Charging amps | 10A |
| Battery | 12A, 65Ah |
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