The Kubota B1550 is a 2WD (B1550E) or 4WD (B1550DT) compact utility tractor from the B series. This tractor was manufactured by the Kubota from 1988 to 1997. The Kubota B1550 is equipped with a 0.9 L three-cylinder diesel engine and gear shift transmission with dry single plate type clutch (6 forward and 2 reverse gears).
The Kubota B1550 utility tractor used the Kubota D850-5B engine. It is a 0.9 L, 855 cm2, (52.2 cu·in) three-cylinder natural aspirated diesel engine with 72.0 mm (2.83 in) of the cylinder bore and 70.0 mm (2.76 in) of the piston stroke. This engine produced 17.3 PS (12.7 kW; 17.0 HP) of gross horsepower and 14.1 PS (10.4 KW; 14.0 HP) of PTO output power.
The Kubota B1550 is equipped with recirculating ball manual type steering or integral type power steering, internal-expanding type brakes (right and left independent with interlock device), open operator station with two-post ROPS and 18.0 liters (4.8 US gal.; 4 Imp. gal) fuel tank.
Following attachments are available for Kubota B1550 utility tractor:
- Mid-mount Kubota RC60B 60 inch (1,520 mm) mower deck
- Kubota B1640A loader
- Kubota BL4520B backhoe
Kubota B1550 Specifications
| General Specifications | |
| Model | Kubota B1550 |
| Length | 2,565 mm (101 in) |
| Width | 1,100 mm (43.3 in) |
| Height | 1,900 mm (74.8 in) |
| Wheel base | 1,470 mm (57.9 in) |
| Weight |
2WD: 555 kg (1,225 lbs) 4WD: 610 kg (1,345 lbs) |
| Fuel tank capacity | 18.0 liters (4.8 US gal.; 4 Imp. gal) |
| Battery | 12V 45Ah |
| Cabin type | Open operator station with two-post ROPS |
| Engine | |
| Engine model | Kubota D850-5B |
| Engine type | Four-stroke, liquid-cooled, inline |
| Cylinders | 3 |
| Fuel type | Diesel |
| Displacement | 0.9 L, 855 cm2, (52.2 cu·in) |
| Bore and stroke | 72.0 mm X 70.0 mm (2.83 in X 2.76 in) |
| Horsepower | 17.3 PS (12.7 kW; 17 HP) |
| Starter | Electric |
| Oil type | SAE 10W-30 |
| Oil capacity: | 3.1 L (3.28 US. qt, 2.73 Imp. qt.) |
| Coolant capacity: | 2.9 L (3.06 US. qt, 2.55 Imp. qt.) |
| Transmission and chassis | |
| Chassis | 4×2 2WD or 4×4 MFWD 4WD |
| Steering type | Manual or power (option) |
| Brakes | Internal-expanding type, right and left independent with interlock device |
| Steering gear box | 0.2 L (0.2 US. qt, 0.17 Imp. qt.) |
| Front axle diff case (B1550DT) |
0.5 L (0.5 US. qt, 0.44 Imp. qt.) Bi-speed turn: 2.5 L (2.6 US. qt, 2.2 Imp. qt.) |
| Transmission model | – |
| Transmission type | Gear shift with dry single plate type clutch |
| Gears | 6 forward and 2 reverse |
| Speed (rear tires 8-16) | Forward: 12.6 kmh (7.8 mph) Reverse: 5.2 (3.2 mph) |
| Transmission oil capacity | 12.0 L (12.68 US. qt, 10.56 Imp. qt.) |
| Tires | |
| Front tires |
B1550E 2WD: Ag: 4.50-10, 5.00-10 Lawn/turf: 18×9.50-8 B1550DT 4WD: Ag: 6-12B Lawn/turf: 20.5×8.00-10 |
| Rear tires |
B1550E 2WD: Ag: 7-16, 8-16 Lawn/turf: 29×12.00-15, 31×13.5-15 B1550DT 4WD: Ag: 8-16 Lawn/turf: 29×12.00-15, 31×13.5-15 |
| Three-Point Hitch | |
| Caterogy | I |
| Control type | Position control |
| Lift capacity | 375 kg (827 lbs) |
| PTO (Power take-off shaft) | |
| Middle PTO type | Transmission |
| Middle PTO spped | 2,416 rpm |
| Rear PTO type | Transmission |
| Rear PTO spped | 540/924 rpm |
| Hydraulic system | |
| Hydraulic type | – |
| Hydraulic capacity | 12.0 L (12.68 US. qt, 10.56 Imp. qt.) |
| Pump flow | 5.5 gpm (20.8 lpm) |