Kubota ZD331

Kubota ZD331The Kubota ZD331 is a 2WD zero-turn mower from the Z300 series. This tractor was manufactured by Kubota from 2007 to 2017. The Kubota ZD331 is equipped with a 1.3 L three-cylinder diesel engine and hydrostatic transmission with infinite forward and reverse gears.

The Kubota ZD331 zero-turn mower used the Kubota D1305 engine. It is a 1.3 L, 1261 cm2, (77.0 cu·in) three-cylinder natural aspirated diesel engine with 78.0 mm (3.07 in) of the cylinder bore and 88.0 mm (3.46 in) of the piston stroke. This engine produced 31.4 PS (23.1 kW; 31.0 HP) of gross output power.

The Kubota ZD331 is equipped with differential power steering, wet disc type brakes, two-post foldable ROPS and 49.0 liters (12.9 US gal.; 10.8 Imp. gal) fuel tank.

Following attachments are available for the Kubota ZD331 zero-turn mower:

  • Mid-mount Kubota RCK60P: 60 in (1,520 mm) mower deck with 3-blades
  • Mid-mount Kubota RCK72P: 72 in (1,820 mm) mower deck with 3-blades

Kubota ZD331 Specifications

General Specifications
ModelKubota ZD331
Length2,220 mm (87.4 in)
Width1,460 mm (57.5 in)
Height1,915 mm (75.4 in)
Wheel base1,410 mm (55.5 in)
Weight With 60 in deck: 820 kg (1,810 lbs)
With 60 in deck: 845 kg (1,863 lbs)
Fuel tank capacity49.0 liters (12.9 US gal.; 10.8 Imp. gal)
Battery12V, CCA: 450A
Cabin typeTwo-post foldable ROPS
Engine
Engine modelKubota D1305
Engine typeFour-stroke, liquid-cooled, inline
Cylinders3
Fuel typeDiesel
Displacement1.3 L, 1,261 cm2, (77.0 cu·in)
Bore and stroke78.0 mm X 88.0 mm (3.07 in X 3.46 in)
Horsepower31.4 PS (23.1 kW; 31.0 HP)
StarterElectric
Oil capacity:5.7 L (6 US. qt, 5 Imp. qt.)
Coolant capacity:3.5 L (3.7 US. qt, 3.1 Imp. qt.)
Transmission and chassis
Chassis4×2 2WD
Steering typeDifferential power
BrakesWet disc type
Transmission modelHST
Transmission typeHydrostatic
GearsInfinite forward and reverse
Speed Forward: 17.0 kmh (10.6 mph) Reverse: 8.5 (5.3 mph)
Transmission oil capacity12.1 L (3.2 US. gal, 2.7 Imp. gal.)
Tires
Front tiresAg: 15×6.0-6
Rear tiresAg: 26×12.0-12
PTO (Power take-off shaft)
Middle PTO typeIndependent with wet multi disks clutch
Middle PTO spped2,538 rpm
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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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