The Kubota B1820 is a 4WD compact utility tractor from the B20 series. The Kubota B1820 is equipped with a 0.8 L three-cylinder diesel engine and gear shift transmission with dry single-plate type clutch (6 forward and 2 reverse gears). The Kubota B1820 is available in two variants: B1820D with manual steering and B1820DS with power steering.
The Kubota B1820 utility tractor used the Kubota D782-D25 engine. It is a 0.8 L, 778 cm2, (47.5 cu·in) three-cylinder natural aspirated diesel engine with 67.0 mm (2.64 in) of the cylinder bore and 73.6 mm (2.9 in) of the piston stroke. This engine produced 18 PS (13.2 kW; 17.7 HP) at 2,800 rpm of maximum output power and 14.6 PS (10.7 KW; 14.3 HP) of PTO horsepower.
The Kubota B1820 is equipped with manual steering (B1820DS – power), wet disc type brakes, open operator station with two-post ROPS and 14.0 liters (3.7 US gal.; 3.1 Imp. gal) fuel tank.
Kubota B1820 Specifications
| General Specifications | |
| Model | Kubota B1820 |
| Length | 2,360 mm (92.9 in) |
| Width | 927 mm (36.5 in) |
| Height | 1,255 mm (49.4 in) |
| Wheel base | 1,270 mm (50 in) |
| Weight | 520 kg (1146.4 lbs) |
| Fuel tank capacity | 14.0 liters (3.7 US gal.; 3.1 Imp. gal) |
| Battery | 12V CCA: 400A |
| Cabin type | Open operator station with two-post ROPS |
| Engine | |
| Engine model | B1820D: Kubota D782-D25 B1820DS: Kubota D782-D25P |
| Engine type | Four-stroke, liquid-cooled, inline |
| Cylinders | 3 |
| Fuel type | Diesel |
| Displacement | 0.8 L, 778 cm2, (47.5 cu·in) |
| Bore and stroke | 67.0 mm X 73.6 mm (2.64 in X 2.9 in) |
| Horsepower | 18 PS (13.2 kW; 17.7 HP) at 2,800 rpm |
| Torque | 45.0 N·m (4.6 kg·m, 33.2 ft·lb) |
| Starter | Electric |
| Oil capacity: | 2.4 L (2.54 US. qt, 2.11 Imp. qt.) |
| Coolant capacity: | 3.4 L (3.59 US. qt, 2.99 Imp. qt.) |
| Transmission and chassis | |
| Chassis | 4×4 MFWD 4WD |
| Steering type | B1820D: Manual B1820DS: Power |
| Brakes | Wet disc type |
| Transmission model | – |
| Transmission type | Gear shift with dry single plate type clutch |
| Gears | 6 forward and 2 reverse |
| Speed | Forward: 17.1 kmh (10.6 mph) Reverse: 7.4 (4.6 mph) |
| Transmission oil capacity | 10.5 L (11.1 US. qt, 9.24 Imp. qt.) |
| Tires | |
| Front tires | Ag: 5-12 |
| Rear tires | Ag: 8-16 |
| Three-Point Hitch | |
| Caterogy | I |
| Control type | Up and down type control valve |
| Lift capacity | 540 kg (1,190 lbs) |
| PTO (Power take-off shaft) | |
| Middle PTO type | – |
| Middle PTO spped | 2,500 rpm |
| Rear PTO type | – |
| Rear PTO spped | 540/1,000 rpm |
| Hydraulic system | |
| Hydraulic type | – |
| Hydraulic capacity | 10.5 L (11.1 US. qt, 9.24 Imp. qt.) |
| Pump flow | 3.72 gpm (14.1 lpm) |
| Steering flow | 2.3 gpm (8.7 lpm) |
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