Kubota G23 Engine Specs
Engine Model …………………. Kubota D902
Engine Type …………………. Vertical, 3 cylinder, 4 cycle diesel
Number of Cylinders …………………. 3
Displacement, cu in (L) …………………. 54.8 (0.898)
Engine Bore, in (mm) …………………. 2.83 (72.0)
Engine Stroke, in (mm) …………………. 2.90 (73.6)
Rated Engine Power, hp (kW) …………………. 23.5 (17.5)
Maximum Engine Power, hp (kW) …………………. 24.8 (18.5)
Rated Engine Speed, rpm …………………. 3600
Compression …………………. 24:1
Firing Order …………………. 1-2-3
Fuel Injection Pump …………………. Bosch MD type mini pump
Governor …………………. All speed mechanical governor
Direction of Rotation …………………. Counter-clockwise
Injection Nozzle …………………. Bosch Throttle type
Lubricating System …………………. Forced lubrication by trochoid
pump
Oil Pressure Indicating …………………. Electrical type switch
Injection Timing …………………. 0.35 rad (20 deg) before T.D.C.
Fuel Tank Capacity, gal (L) …………………. 5.3 (20.0)
Electrical System Rating, Volts …………………. 12
Starting System …………………. Electric Starting with Starter
Starting Motor …………………. 12V, 1.2 kW
Starting Support Device …………………. By glow plug in
combustion chamber
Battery …………………. 12V, 52 AH equivalent
Charging Alternator …………………. 12V, 480 W
Power Take-Off
PTO Operational Type …………………. Gear drive
PTO Horsepower, hp (kW) …………………. 18.5 (13.7)
PTO Clutch …………………. Belt tension
PTO Speed, rpm …………………. 2600
Kubota G23 Transmission
Transmission Type …………………. Hydrostatic
Gears …………………. Infinite forward and reverse
Cruise Control …………………. Standard
Differential Lock …………………. Standard
Travel Speed Control …………………. One pedal (Forward/Reverse)
Transmission Oil Capacity, qts (L) …………………. 3.5 (3.3)
Maximum Forward Speed, mph (kph) …………………. 9.7 (15.5)
Maximum Reverse Speed, mph (kph) …………………. 5.0 (8.0)
Service Brake …………………. Wet discs
Kubota G23 Wheels and Tires
Drive Wheels …………………. 4WD 4×4
Steering Configuration …………………. Front Steer
Steering System …………………. Hydrostatic power
Front Tire Size (Turf) …………………. 16×7.50-8
Rear Tire Size (Turf) …………………. 24×12.0-12
Front Tread, in (mm) …………………. 35.6 (900)
Rear Tread, in (mm) …………………. 33.2 (840)
Kubota G23 Dimensions and Weight
Wheelbase, in (mm) …………………. 54.9 (1390)
Overall Length (G23LD), in (mm) …………………. 117.8 (2980)
Overall Length (G23HD), in (mm) …………………. 124.9 (3160)
Width (without mower deck), in (mm) …………………. 45.5 (1150)
Width (with mower deck), in (mm) …………………. 48.5 (1226)
Height (ROPS), in (mm) …………………. 86.6 (2190)
Height (Steering, G23HD), in (mm) …………………. 63.2 (1600)
Height (Steering, G23LD), in (mm) …………………. 53.4 (1350)
Ground Clearance, in (mm) …………………. 9.1 (230)
Weight (G23HD, with mower deck), lbs (kg) …………………. 1850
(840)
Weight (G23LD, with mower deck), lbs (kg) …………………. 1520
(690)
Kubota G23 Mower Specifications
Mower Deck Model …………………. RCK48-G23-II
Cutting Width, in (mm) …………………. 48 (1219)
Mower Drive Method …………………. Gear drive
Mower Lifting Method …………………. Hydraulic
Mower Lifting Height, in (mm) …………………. 5.93 (150)
Cutting Height, in (mm) …………………. 1.0-4.0 (25-102)
Cutting Height Adjustment …………………. Dial (1/4 in)
Number of Blades …………………. 2
Blades Length, in (mm) …………………. 26.6 (673)
Grass Collector Capacity (G23HD), Bu (L) …………………. 18 (640)
Grass Collector Capacity (G23LD), Bu (L) …………………. 16 (560)
Dumping Height (G23HD), in (mm) …………………. 76.3 (1930)
Grass Collector Sensor …………………. Weight sensing
Material of Grass Collector bag (G23HD) …………………. Metal
Material of Grass Collector bag (G23LD) …………………. Cloth