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
Model Kubota ZD331
Length 2,220 mm (87.4 in)
Width 1,460 mm (57.5 in)
Height 1,915 mm (75.4 in)
Wheel base 1,410 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 capacity 49.0 liters (12.9 US gal.; 10.8 Imp. gal)
Battery 12V, CCA: 450A
Cabin type Two-post foldable ROPS
Engine
Engine model Kubota D1305
Engine type Four-stroke, liquid-cooled, inline
Cylinders 3
Fuel type Diesel
Displacement 1.3 L, 1,261 cm2, (77.0 cu·in)
Bore and stroke 78.0 mm X 88.0 mm (3.07 in X 3.46 in)
Horsepower 31.4 PS (23.1 kW; 31.0 HP)
Starter Electric
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
Chassis 4×2 2WD
Steering type Differential power
Brakes Wet disc type
Transmission model HST
Transmission type Hydrostatic
Gears Infinite forward and reverse
Speed Forward: 17.0 kmh (10.6 mph) Reverse: 8.5 (5.3 mph)
Transmission oil capacity 12.1 L (3.2 US. gal, 2.7 Imp. gal.)
Tires
Front tires Ag: 15×6.0-6
Rear tires Ag: 26×12.0-12
PTO (Power take-off shaft)
Middle PTO type Independent with wet multi disks clutch
Middle PTO spped 2,538 rpm