Kubota

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 rear13.6-16
Industrial rear12.4-16
Lawn/turf front24x8.50-14
Industrial front23x8.50-14
Standard tires (ag)Front: 6.00-12. Rear: 9.5-22
Engine
Typediesel
ModelKubota D1803M
Coolingliquid-cooled
Starterelectric
Cylinders3-cylinder
Fuel tank7.7 gal (29.1 L)
Rated RPM2700
Bore/Stroke3.4x4.0 inches (86 x 102 mm)
Displacement111.4 ci (1.8 L)
Power (gross)34.7 hp (25.9 kW)
Starter volts12
Rated Power (net)37.8 hp (28.2 kW)
Electrical
Groundnegative
Battery volts12
Charging systemalternator
Hydraulics
Pressure2461 psi (169.7 bar)
Pump flow6.1 gpm (23.1 lpm)
Mechanical
ROPSTwo-post ROPS. Cab optional.
Power steeringyes
Wet disc brakesyes
Four-wheel driveyes
Differential lockmechanical rear
Production
TypeCompact Utility tractor
SeriesSTV Series
Years made2006 - 2014
Transmission
Typehydrostatic
Gearsinfinite forward and reverse (3-range)
Tractor hitch
Controlposition control
Rear TypeI
Rear lift (at ends)2535 lbs (1149 kg)
Dimensions & Tires
Width48 inches (121 cm) *Minimum width with R1 tires.
Length105.5 inches (267 cm)
Wheelbase63.4 inches (161 cm)
Cab Weight2502 lbs (1134 kg)
Rear tread37.4 to 42.1 inches (94 to 106 cm)
Front tread40.6 inches (103 cm)
ROPS Weight2150 lbs (975 kg)
Height (cab)85 inches (215 cm)
Height (ROPS)92.5 inches (234 cm)
Ground clearance9.3 inches (23 cm)
Power Take-off (PTO)
Rear PTOindependent
Engine RPM540@2670, 800@2717
Mid PTO Type2500
Rear PTO Type540 (1.375)
Mid PTO Engine RPM2500@2734