Kubota STV40
The Kubota STV40 is a compact utility tractor produced from 2006 to 2014 as part of the STV Series. It features a Kubota 1.8L 3-cylinder liquid-cooled diesel engine delivering 37.8 hp net and 34.7 hp gross, paired with a hydrostatic transmission offering infinite forward and reverse speeds with 3 ranges. The tractor includes four-wheel drive, mechanical rear differential lock, power steering, wet disc brakes, and a two-post ROPS with an optional cab. It has a fuel tank capacity of 7.7 gallons (29.1 L) and hydraulic system pressure of 2461 psi with a pump flow of 6.1 gpm. The rear PTO is independent with 540 rpm and 800 rpm options, and a mid PTO at 2500 rpm. Dimensions include a 63.4 inch wheelbase, 105.5 inch length, and 48 inch minimum width with R1 tires. The tractor weighs between 2150 and 2502 pounds depending on configuration. Standard tires are 6.00-12 front and 9.5-22 rear, with optional lawn/turf and industrial tires available. Electrical system is 12 volts with negative ground and alternator charging.
Power34 hp
Founded2006 - 2014
ModelSTV40
Technical Specifications
Detailed specifications and technical data for Kubota STV40
Power
| Engine (net) | 37.8 hp (28.2 kW) |
|---|---|
| PTO (claimed) | 30.6 hp (22.8 kW) |
| Engine (gross) | 34.7 hp (25.9 kW) |
Tires
| Lawn/turf rear | 13.6-16 |
|---|---|
| Industrial rear | 12.4-16 |
| Lawn/turf front | 24x8.50-14 |
| Industrial front | 23x8.50-14 |
| Standard tires (ag) | Front: 6.00-12. Rear: 9.5-22 |
Engine
| Type | diesel |
|---|---|
| Model | Kubota D1803M |
| Cooling | liquid-cooled |
| Starter | electric |
| Cylinders | 3-cylinder |
| Fuel tank | 7.7 gal (29.1 L) |
| Rated RPM | 2700 |
| Bore/Stroke | 3.4x4.0 inches (86 x 102 mm) |
| Displacement | 111.4 ci (1.8 L) |
| Power (gross) | 34.7 hp (25.9 kW) |
| Starter volts | 12 |
| Rated Power (net) | 37.8 hp (28.2 kW) |
Electrical
| Ground | negative |
|---|---|
| Battery volts | 12 |
| Charging system | alternator |
Hydraulics
| Pressure | 2461 psi (169.7 bar) |
|---|---|
| Pump flow | 6.1 gpm (23.1 lpm) |
Mechanical
| ROPS | Two-post ROPS. Cab optional. |
|---|---|
| Power steering | yes |
| Wet disc brakes | yes |
| Four-wheel drive | yes |
| Differential lock | mechanical rear |
Production
| Type | Compact Utility tractor |
|---|---|
| Series | STV Series |
| Years made | 2006 - 2014 |
Transmission
| Type | hydrostatic |
|---|---|
| Gears | infinite forward and reverse (3-range) |
Tractor hitch
| Control | position control |
|---|---|
| Rear Type | I |
| Rear lift (at ends) | 2535 lbs (1149 kg) |
Dimensions & Tires
| Width | 48 inches (121 cm) *Minimum width with R1 tires. |
|---|---|
| Length | 105.5 inches (267 cm) |
| Wheelbase | 63.4 inches (161 cm) |
| Cab Weight | 2502 lbs (1134 kg) |
| Rear tread | 37.4 to 42.1 inches (94 to 106 cm) |
| Front tread | 40.6 inches (103 cm) |
| ROPS Weight | 2150 lbs (975 kg) |
| Height (cab) | 85 inches (215 cm) |
| Height (ROPS) | 92.5 inches (234 cm) |
| Ground clearance | 9.3 inches (23 cm) |
Power Take-off (PTO)
| Rear PTO | independent |
|---|---|
| Engine RPM | 540@2670, 800@2717 |
| Mid PTO Type | 2500 |
| Rear PTO Type | 540 (1.375) |
| Mid PTO Engine RPM | 2500@2734 |
