Kubota ZD25

Kubota ZD25The Kubota ZD25 is a zero-turn mower model from the ZD series, manufactured from 2005 to 2006 by Kubota. It was available in two-wheel drive (2WD) version.

The Kubota ZD25 is equipped with a 1.0 L (61.1 cu·in) three-cylinder diesel engine with 76.0 mm (2.99 in) of the cylinder bore and 74.0 mm (2.91 in) of the piston stroke, and a hydrostatic transmission with infinite forward and reverse gears.

The Kubota ZD25 zero-turn mower features:

  • The Kubota D1005 diesel engine which produces 25.3 PS (18.6 kW; 25.0 HP) at 3,000 rpm of horsepower.
  • Differential power steering
  • Two-post foldable ROPS
  • Independent front PTO

General specifications

General Specifications
Model Kubota ZD25
Tractor type Zero-turn mower
Production years 2005-2006
Factory
Dimensions and weight
Length 2,260 mm (89 in)
Width
Height 1,910 mm (75.2 in)
Wheel base 1,360 mm (53.5 in)
Weight 750 kg (1,653 lbs)
Fuel capacity
Fuel tank capacity 30.0 liters (7.9 US gal.; 6.6 Imp. gal)

Engine

Engine Specifications
Engine model Kubota D1005
Engine type 4-stroke, SOHC, three-cylinders
Displacement 1.0 L, 1,001 cm2, (61.1 cu·in)
Bore and stroke 76.0 mm x 73.6 mm (3.0 in x 2.9 in)
Max. horsepower 25.3 PS (18.6 kW; 25.0 HP) at 3,000 rpm
Cooling system Liquid-cooled
Fuel used Diesel fuel
Starting system Electric starting with 12V starter
Starting support device Glow plug in combustion chamber
Governor All speed mechanical governor
Charging system Alternator 12V
PTO shaft rotation Counterclockwise
Valve clearance
Intake valve clearance: 0.145-0.185 mm (0.0057-0.0073 in)
Exhaust valve clearance: 0.145-0.185 mm (0.0057-0.0073 in)
Oil system
Lubrication system: Forced lubrication by trochoid pump
Oil type: CF or higher
Recommended oil: SAE 10W-30, 10W-40
Oil pressure: At idle speed: 49 MPa (0.5 kgf/cm2, 7 psi)
At rated speed: 196 to 441 MPa (2.0-4.5 kgf/cm2, 28 to 64 psi)
Oil filter: Full flow paper filter (Cartridge type)
Oil pressure indicating: Electrical type switch
Oil and oil filter change interval: Every 200 hours
Fuel system
Fuel injection pump: Bosch MD type mini fuel injection pump
Injection nozzle: Mini Nozzle (DNOPD)
Firing order: 1-2-3
Injection pressure: 13.73 MPa (140 kgf/cm2, 1,991 psi)

Transmission and chassis

Chassis, steering and brakes
Chassis 4×2 2WD
Steering type Differential power
Brakes
Transmission
Transmission manufacturer or model
Transmission type Hydrostatic
Gears Infinite forward and reverse
Speed Forward: 15.0 kmh (9.3 mph)
Reverse: 8.4 kmh (5.2 mph)

Tires

Tires
Front tires Lawn/turf: 15×6.0-6
Rear tires Lawn/turf: 24×12-12

PTO (Power take-off shaft)

PTO
Middle PTO type Independent
Middle PTO speed

Electrical system

Electrical system
Ground Negative
Charging system
Charging amps
Battery 12V, CCA: 450A

Attachments

Kubota RCK60-28Z: 60″ mid-mount mower deck with 3-blade
Cutting width 1,520 mm (60 in)
Overall width 1,840 mm (72.8 in)
Cut heigh 20-120 mm (1-5 in)

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