Kubota B3150
The Kubota B3150 is a compact utility tractor produced from 2014 onward as part of the B50 Series. It features a 1.5L 4-cylinder liquid-cooled diesel engine delivering 28 hp net and 30.6 hp gross, with a hydrostatic transmission offering infinite forward and reverse speeds across 3 ranges. The tractor includes four-wheel drive, mechanical rear differential lock, power steering, wet disc brakes, and a two-post folding ROPS with an optional air-conditioned cab. It supports a rear I-type hitch with position control and a rear lift capacity of 2138 lbs. PTO options include an independent 540 rpm rear PTO and an optional mid PTO. Dimensions include a 65.6 inch wheelbase, weights ranging from 1863 to 2348 lbs depending on configuration, and standard ag tires sized 180/85D12 front and 12.4-16 rear. Attachments include mid-mount mower decks (137 cm and 152 cm), front-end loaders, and various mower deck configurations. The tractor is designed for versatility in compact utility tasks.
Power30 hp
Founded2014 - 2024
ModelB3150
Technical Specifications
Detailed specifications and technical data for Kubota B3150
Power
| Engine (net) | 28 hp (20.9 kW) |
|---|---|
| PTO (claimed) | 23.3 hp (17.4 kW) |
| Engine (gross) | 30.6 hp (22.8 kW) |
Engine
| Model | Kubota 1.5L 4-cyl diesel |
|---|---|
| Cooling | liquid-cooled |
| Starter | electric |
| Cylinders | 4-cylinder |
| Fuel type | diesel |
| Rated RPM | 2500 |
| Air cleaner | dry element |
| Bore/Stroke | 3.07x3.09 inches (78 x 78 mm) |
| Displacement | 91.4 ci (1.5 L) |
| Starter volts | 12 |
Electrical
| Ground | negative |
|---|---|
| Battery volts | 12 |
| Charging system | alternator |
Hydraulics
| Pressure | 2347 psi (161.8 bar) |
|---|---|
| Total flow | 8.7 gpm (32.9 lpm) |
Mechanical
| ROPS | Two-post folding ROPS. Cab optional with air-conditioning. |
|---|---|
| Brakes | Wet disc brakes |
| Power steering | yes |
| Four-wheel drive | yes |
| Differential lock | mechanical rear |
Production
| Type | Compact Utility tractor |
|---|---|
| Manufacturer | Kubota |
| Production years | 2014 - |
Attachments
| 54" Mower deck | Width54 inches (137 cm) Blades3-blade Weight328 lbs (148 kg) Dischargeright-discharge Cut height1.5 to 4 inch (3 to 10 cm) |
|---|---|
| LA534EC Loader | Dump angle36° Rollback angle29° Height (at pin)84.7 inches (215 cm) Clearance (dumped)67.4 inches (171 cm) Lift capacity (full at pin)1146 lbs (519 kg) |
| Front-end loader | yes |
| 137 cm mid-mount mower deck | yes |
| 152 cm mid-mount mower deck | yes |
| 60" Mower deck (rear-discharge) | Width60 inches (152 cm) Blades3-blade Weight348 lbs (157 kg) Dischargerear-discharge Cut height1.5 to 4 inch (3 to 10 cm) |
| 60" Mower deck (right-discharge) | Width60 inches (152 cm) Blades3-blade Weight353 lbs (160 kg) Dischargeright-discharge Cut height1.5 to 4 inch (3 to 10 cm) |
Transmission
| Type | hydrostatic |
|---|---|
| Gears | infinite forward and reverse (3-range) |
Tractor hitch
| Control | position control |
|---|---|
| Rear Type | I |
| Rear lift (at ends) | 2138 lbs (969 kg) |
Dimensions & Tires
| Width | 53.7 inches (136 cm) |
|---|---|
| Rear tire | 12.4-16 |
| Wheelbase | 65.6 inches (166 cm) |
| Cab Length | 118.4 inches (300 cm) |
| Front tire | 180/85D12 |
| Rear tread | 41.3 inches (104 cm) |
| Front tread | 36.9 inches (93 cm) |
| ROPS Length | 115.6 inches (293 cm) |
| ROPS Weight | 1863 lbs (845 kg) |
| Height (cab) | 84.3 inches (214 cm) |
| Hydro Weight | 2348 lbs (1065 kg) |
| Height (ROPS) | 91.6 inches (232 cm) |
| Lawn/turf rear | 13.6-16 |
| Lawn/turf front | 24x8.50-12 |
| Ground clearance | 12.5 inches (31 cm) |
Power Take-off (PTO)
| Mid PTO | optional |
|---|---|
| Rear PTO | independent |
| Mid PTO Type | 2500 (Kubota 10-tooth #5) |
| Rear PTO Type | 540 (1.375) |
