Kubota L3901

Kubota L3901The Kubota L3901 is a 2WD or 4WD (L3901DT) compact utility tractor from the Standard L series. This tractor has been manufactured by the Kubota since 2014. The Kubota L3901 is equipped with a 1.8 L three-cylinder diesel engine and one of two transmissions: gear shift transmission with 8 forward and 8 reverse gears or hydrostatic transmission (HST) with infinite (3-range) forward and reverse .

The Kubota L3901 compact utility tractor used the Kubota D1803 engine. It is a 1.8 L, 1,826 cm2, (111.4 cu·in) three-cylinder natural aspirated diesel engine with 87.0 mm (3.43 in) of the cylinder bore and 102.4 mm (4.03 in) of the piston stroke. This engine produced 38.0 PS (28.0 kW; 37.5 HP) of gross horsepower or 32.5 PS (23.9 KW; 32.0 HP) of PTO output power for the version with manual transmission and 31 PS (22.8 KW; 30.6 HP) for HST version.

The Kubota L3901 is equipped with integral type power steering, wet disc type brakes, open operator station with two-post ROPS and 42.0 liters (11.1 US gal.; 9.2 Imp. gal) fuel tank.

Following attachments are available for Kubota L3901 compact utility tractor:

  • Kubota LA525 loader
  • Kubota BH77 backhoe

Kubota L3901 Specifications

General Specifications
ModelKubota L3901
Length 2WD: 2,810 mm (110.6 in)
4WD: 2,740 (107.9) mm (107.9 in)
Width1,400 mm (55.1 in)
Height2,330 mm (91.7 in)
Wheel base1,610 mm (63.4 in)
Weight 2WD: 1,175 kg (2,590 lbs)
4WD: 1,255 kg (2,767 lbs)
4WD HST: 1,260 kg (2,778 lbs)
Fuel tank capacity42.0 liters (11.1 US gal.; 9.2 Imp. gal)
Battery12V, CCA: 580A
Cabin typeOpen operator station with two-post ROPS
Engine modelKubota D1803
Engine typeFour-stroke, liquid-cooled, inline
Fuel typeDiesel
Displacement1.8 L, 1,826 cm2, (111.4 cu·in)
Bore and stroke87.0 mm X 102.4 mm (3.43 in X 4.03 in)
Horsepower38.1 PS (28.0 kW; 37.5 HP)
Torque115.8 N·m (11.8 kg·m, 85.3 ft·lb)
Oil typeSAE 10W-30
Oil capacity:6.7 L (7.08 US. qt, 5.9 Imp. qt.)
Coolant capacity:6.0 L (6.34 US. qt, 5.28 Imp. qt.)
Transmission and chassis
Chassis4×2 2WD or 4×4 MFWD 4WD
Steering typeIntegral type power steering
BrakesWet disk type
Transmission model
Transmission typeGear shift with dry type dual stage clutch
Gears8 forward and 8 reverse
SpeedForward: 21.0 kmh (13.1 mph) Reverse: 21.0 (13.1 mph)
Transmission oil typeKUBOTA SUPER UDT-2
Transmission oil capacity 2WD: 28.0 L (29.6 US. qt, 24.6 Imp. qt.)
4WD: 28.5 L (30.1 US. qt, 25.1 Imp. qt.)
Transmission model
Transmission typeHydrostatic type with dry type sigle stage clutch
GearsInfinite (3-range) forward and reverse
Speed Forward: 22.7 kmh (14.1 mph) Reverse: 20.4 (12.7 mph)
Transmission oil typeKUBOTA SUPER UDT-2
Transmission oil capacity23.5 L (24.83 US. qt, 20.68 Imp. qt.)
Front tiresAg: 2WD: 5.00-15, 7.5-12, 4WD: 7-16
Rear tiresAg: 11.2-24
Three-Point Hitch
Control typePosition control
Lift capacity900 kg (1,985 lbs)
PTO (Power take-off shaft)
Rear PTO typeLive
Rear PTO spped540 rpm
Hydraulic system
Hydraulic typeOpen center
Pressure2347 psi (161.8 bar)
Pump flow6.3 gpm (23.8 lpm)
Total flow10.1 gpm (38.2 lpm)
Steering flow3.8 gpm (14.4 lpm)
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We try to use verified sources and official documentation, however, differences between sources or errors in entering information may occur. In addition, the characteristics may vary depending on the modification and market. We do not provide advice on technical issues related to the any operation or repair. We do not recommend using provided information for repairing or spare parts ordering, use only official service manuals and spare-parts catalogs.

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