Overview
The Kubota B2230 is a compact utility tractor produced from 2007 to 2013, featuring a 21.7 hp three-cylinder liquid-cooled diesel engine. It was offered with either a 9-speed mechanical shuttle or a 3-range hydrostatic transmission and came in both ROPS and cab configurations. This four-wheel-drive model is equipped with a Category I rear hitch and a total hydraulic flow of 9.5 gpm.
Ideal Applications
Engine and Power Ratings:
The 1.0L Kubota D1005 diesel engine delivers 19.4 net hp at 2700 rated RPM, with claimed PTO outputs of 17.7 hp for gear models and 16.8 hp for hydrostatic versions.
Transmission and PTO Configuration:
Available drive systems include a 9-speed mechanical shuttle or an infinite 3-range hydrostatic transmission, paired with a 540 RPM rear PTO and an optional 2500 RPM mid PTO.
Hydraulic and Hitch Capacity:
The hydraulic system operates at 2205 psi with a 5.4 gpm pump flow and 4.1 gpm steering flow, supporting a Category I rear hitch with a lift capacity of 2138 lbs.
Production
| Description | Compact Utility tractor |
|---|---|
| Manufacturer | Kubota |
Engine
| Engine type | Kubota 1.0L 3-cyl diesel |
|---|---|
| Fuel tank | 7.4 gal (28.0 L) |
| Air cleaner | dry element |
| Bore/Stroke | 2.99x2.90 inches (76 x 74 mm) |
| Description | Kubota D1005 / diesel / 3-cylinder / liquid-cooled |
| Displacement | 61.1 ci (1.0 L) |
| Power (gross) | 21.7 hp (16.2 kW) |
| Rated Power (net) | 19.4 hp (14.5 kW) |
| Rated RPM | 2700 |
| Starter | electric |
| Starter volts | 12 |
| Engine (gross) | 21.7 hp (16.2 kW) |
| Engine (net) | 19.4 hp (14.5 kW) |
| Gear PTO (claimed) | 17.7 hp (13.2 kW) |
| Hydro PTO (claimed) | 16.8 hp (12.5 kW) |
Transmission
| Gears | 9 forward and reverse / infinite forward and reverse (3-range) |
|---|---|
| Type | mechanical shuttle / hydrostatic |
| Description | hydrostatic |
| Transmission type | 9-speed mechanical shuttle |
| Description | hydrostatic |
| Transmission type | 9-speed mechanical shuttle |
Mechanical
| Cab | Two-post folding ROPS. Cab optional with air-conditioning. |
|---|---|
| Description | Power steering / Wet disc brakes |
| Differential lock | mechanical rear |
| Drive type | Four-wheel drive |
Hydraulics
| Pressure | 2205 psi (152.0 bar) |
|---|---|
| Pump flow | 5.4 gpm (20.4 lpm) |
| Steering flow | 4.1 gpm (15.5 lpm) |
| Total flow | 9.5 gpm (36.0 lpm) |
Hitch
| Control | position control |
|---|---|
| Rear lift (at ends) | 2138 lbs (969 kg) |
| Rear Type | I |
PTO
| Engine RPM | 540@2592 / 2500@2600 |
|---|---|
| Gear Rear PTO | transmission |
| Hydro Rear PTO | independent |
| Mid PTO | optional |
| Mid PTO Type | 2500 (Kubota 10-tooth #5) |
| Rear PTO Type | 540 (1.375) |
Electrical
| Battery volts | 12 |
|---|---|
| Charging amps | 40 |
| Charging system | alternator |
| Ground | negative |
Dimensions & Tires
| Cab Length | 111.6 inches (283 cm) |
|---|---|
| Front tread | 32.9 inches (83 cm) |
| Ground clearance | 9.5 inches (24 cm) |
| Height (cab) | 81.1 inches (205 cm) |
| Height (ROPS) | 89 inches (226 cm) |
| Rear tread | 33.7 to 42.3 inches (85 to 107 cm) |
| ROPS Length | 107.7 inches (273 cm) |
| Wheelbase | 59.1 inches (150 cm) |
| Width | 43.5 inches (110 cm) |
| Front tire | 6-12 |
| Rear tire | 9.5-16 |
| Weight | 1587 to 2105 pounds |
| Wheelbase | 59.1 inches (150 cm) |
| Lawn/turf front | 22x8.50-12 |
| Lawn/turf rear | 31x13.5-15 |
| Standard tires (ag) | Front: 6-12. Rear: 9.5-16 |
B2230 Serial Numbers
| Location: | Serial number plate on the right side of the tractor frame, above and forward of the front axle. |
|---|
Kubota B2230 Weight
| Cab gear | 2050 lbs (929 kg) |
|---|---|
| Cab hydro | 2105 lbs (954 kg) |
| ROPS gear | 1587 lbs (719 kg) |
| ROPS hydro | 1642 lbs (744 kg) |
Speeds
| Description | With 9.5-16 rear tires. Reverse speeds are 1% faster than forward. / With 9.5-16 rear tires. |
|---|