The Kubota B2050 is a compact utility tractor model from the B50 series, manufactured from 2014 to 2018 by Kubota. It was available in a four-wheel drive (4WD) version.
The Kubota B2050 is equipped with a 1.1 L (68.5 cu·in) three-cylinder diesel engine with 78.0 mm (3.07 in) of the cylinder bore and 78.4 mm (3.09 in) of the piston stroke, and a mechanical shuttle transmission with 9 forward and 9 reverse gears.
The Kubota B2050 compact utility tractor features:
- The D1105 diesel engine which produces 19.9 PS (14.6 kW; 19.6 HP) at 2,500 rpm of horsepower
- Power steering
- Wet disc type brakes
- Open operator station with two-post ROPS
- Category I rear hitch with 970 kg (2139 lbs) of maximum lift capacity
- Optional middle PTO with 2,500 rpm
- Transmission rear PTO with 540 rpm
General specifications
General Specifications |
Model |
Kubota B2050 |
Tractor type |
Compact utility tractor |
Production years |
2014-2018 |
Factory |
– |
Dimensions and weight |
Length |
2,730 mm (107.5 in)
|
Width |
1,020 mm (40.2 in)
|
Height |
2,300 mm (90.6 in)
|
Wheel base |
1,500 mm (59.1 in)
|
Weight |
725 kg (1,598 lbs)
|
Fuel capacity |
Fuel tank capacity |
27.0 liters (7.1 US gal.; 5.9 Imp. gal) |
Engine
Engine Specifications |
Engine model |
Kubota D1105 |
Engine type |
4-stroke, SOHC, three-cylinders |
Displacement |
1.1 L, 1,123 cm3, (68.5 cu·in) |
Bore and stroke |
78.0 mm X 78.4 mm (3.07 in X 3.09 in) |
Max. horsepower |
19.9 PS (14.6 kW; 19.6 HP) at 2,500 rpm |
Cooling system |
Liquid-cooled |
Coolant capacity: |
4.6 L (4.9 US. qt, 4 Imp. qt.) |
Fuel used |
Diesel fuel |
Starting system |
Electric starting with 12V starter |
Starting support device |
Glow plug in combustion chamber |
Governor |
All speed mechanical governor |
Charging system |
Alternator 12V |
PTO shaft rotation |
Counterclockwise |
Valve clearance |
Intake valve clearance: |
0.145-0.185 mm (0.0057-0.0073 in) |
Exhaust valve clearance: |
0.145-0.185 mm (0.0057-0.0073 in) |
Oil system |
Lubrication system: |
Forced lubrication by trochoid pump |
Oil type: |
CF or higher |
Recommended oil: |
SAE 10W-30, 10W-40 |
Oil capacity: |
3.1 L (3.3 US. qt, 2.7 Imp. qt.) |
Oil pressure: |
At idle speed: 49 MPa (0.5 kgf/cm2, 7 psi)
At rated speed: 196 to 441 MPa (2.0-4.5 kgf/cm2, 28 to 64 psi)
|
Oil filter: |
Full flow paper filter (Cartridge type) |
Oil pressure indicating: |
Electrical type switch |
Oil and oil filter change interval: |
Every 200 hours |
Fuel system |
Fuel injection pump: |
Bosch MD type mini fuel injection pump |
Injection nozzle: |
Mini Nozzle (DNOPD) |
Firing order: |
1-2-3 |
Injection pressure: |
13.73 MPa (140 kgf/cm2, 1,991 psi) |
Transmission and chassis
Chassis, steering and brakes |
Chassis |
4×4 MFWD 4WD |
Steering type |
Power |
Brakes |
Wet disc type |
Final drive |
Mechanical rear |
Transmission |
Transmission manufacturer or model |
– |
Transmission type |
Mechanical shuttle |
Gears |
9 forward and 9 reverse |
Speed |
Forward: 17.7 kmh (11 mph)
Reverse: 16.2 kmh (10.1 mph)
|
Transmission oil capacity |
16.5 L (4.4 US. gal, 3.6 Imp. gal.) |
Tires
Tires |
Front tires |
Ag: 6-12
Lawn/turf: 22×8.50-12 |
Rear tires |
Ag: 8-16
Lawn/turf: 31×13.5-15 |
Rear Hitch
Three-Point Hitch |
Category |
I |
Control type |
Position control |
Lift capacity (at ends) |
970 kg (2,140 lbs) |
PTO (Power take-off shaft)
PTO |
Middle PTO type |
Optional |
Middle PTO speed |
2,500 rpm |
Rear PTO type |
Transmission |
Rear PTO speed |
540 rpm |
Electrical system
Electrical system |
Ground |
Negative |
Charging system |
– |
Charging amps |
– |
Battery |
12V, CCA: 430A |
Hydraulic system
Hydraulic system |
Hydraulic type |
Open center |
Hydraulic capacity |
16.5 L (4.4 US. gal, 3.6 Imp. gal.) |
Pressure |
2347 psi (161.8 bar) |
Total flow |
8.7 gpm (32.9 lpm) |
Attachments
Kubota 54″ mid-mount mower deck with 3-blade |
Cutting width |
1,370 mm (54 in) |
Weight |
148 kg (328 lbs) |
Cut height |
30-100 mm (1.5 to 4 in) |
Kubota 60″ mid-mount mower deck with 3-blade |
Cutting width |
1,520 mm (60 in) |
Weight |
160 kg (353 lbs) |
Cut height |
30-100 mm (1.5 to 4 in) |
Kubota 60″ mid-mount mower deck with 3-blade |
Cutting width |
1,520 mm (60 in) |
Weight |
157 kg (348 lbs) |
Cut height |
30-100 mm (1.5 to 4 in) |
Kubota LA424EC loader |
Height (to pin): |
1,910 mm (75.4 in) |
Clearance, dumped bucket: |
1,440 mm (56.9 in) |
Dump angle: |
45° |
Rollback angle: |
25° |
Lift to full height (at pin): |
420 kg (926 lbs) |
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