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Kubota G23 Diesel Lawn Tractor
The
Kubota G23 is a 4-wheel drive diesel lawn tractor. This model was manufactured
between 2009 and 2015. The components of Kubota G23 driveline system: Kubota
D902 4-cycle vertical 3-cylinder naturally aspirated water-cooled diesel engine
and hydrostatic transmission with infinite forward and reverse gears.
A 54.8 cubic inches (0.9L) engine has a cylinder bore of 2.83" (72 mm),
piston stroke of 2.90" (73.6 mm), and rated power of 23.5 hp (17.5 kW).
Max forward speed - 9.7 mph (15.5 km/h), max reverse speed - 5 mph (8
km/h).
The Kubota G23 is equipped with a hydrostatic power steering, wet disc
brakes, 16x7.50-8 front tires, and 24x12.00-12 rear tires. The wheel
base is 54.9" (1390 mm). The tractor is compatible with a 48" mid-mount
2-blade rear discharge Kubota RCK48 mower deck with cutting height of
1.0-4.0" (25-102 mm), dial cutting height adjustment, and hydraulic lift
system.
| 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 |
| PTO Operational Type |
Gear drive |
| PTO Horsepower, hp (kW) |
18.5 (13.7) |
| PTO Clutch |
Belt tension |
| PTO Speed, rpm |
2600 |
| 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) |
| Drive Wheels |
4WD 4x4 |
| Steering Configuration |
Front Steer |
| Steering System |
Hydrostatic power |
| Service Brake |
Wet discs |
| Front Tire Size (Turf) |
16x7.50-8 |
| Rear Tire Size (Turf) |
24x12.0-12 |
| Front Tread, in (mm) |
35.6 (900) |
| Rear Tread, in (mm) |
33.2 (840) |
| 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) |
| 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 |
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| Lawn and Garden Tractors Technical Specs |
