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Kubota G26 Maintenance
The
Kubota G26 is a 4WD diesel lawn tractor with heavy duty front axle. This model
was manufactured from 2009 to 2015. The Kubota G26 driveline consists of a 61.1
cu.in (1L) Kubota D1005 4-cycle vertical 3-cylinder naturally aspirated
water-cooled diesel engine with a rated power of 24.5 hp (18.5 kW), and
hydrostatic transmission with infinite forward and reverse gears.
Max. forward speed - 10.6 mph (17 kph), maximum reverse speed - 6.3 mph
(10 kph). The Kubota G26 is equipped with a full hydrostatic power
steering, wet-type PTO clutch, wet disc brakes, 16x7.50-8 front tires,
and 24x12.00-12 rear tires.
The wheel base is 57.7" (1460 mm). The diesel lawn tractor is compatible
with a 54" mid-mount 2-blade rear discharge Kubota RCK54 mower deck with
cutting height of 1.0-4.0" (25-102 mm), lifting height of 5.93" (150
mm), and hydraulic lift system.
| Engine oil capacity, qts (L) |
3.7 (3.5) |
| Engine coolant capacity, qts (L) |
3.5 (3.3) |
| Transmission fluid capacity, qts (L) |
11.7 (11.0) |
| Mower gear box capacity, qts (L) |
2.2 (2.1) |
| Fuel tank capacity, gal (L) |
5.3 (20.0) |
| Recommended Oil and Fluid |
| Engine oil type |
SAE 30, SAE 10W, 10W-30, 15W-40. API Service category CF or higher |
| Engine coolant type |
Kubota Antifreeze/Coolant |
| Transmission fluid type |
Kubota UDT or Kubota Super UDT Fluid |
| Mower gear box oil type |
Kubota UDT or Kubota Super UDT Fluid |
| Check transmission fluid level |
Every 50 hours |
| Check mower gear box oil level |
Every 50 hours |
| Lubricate axle hub bearings |
Every 50 hours |
| Clean engine air filter element |
Every 50 hours |
| Check battery and clean terminals |
Every 50 hours |
| Adjust front PTO belt tension |
Every 50 hours |
| Check engine fuel filter element |
Every 100 hours |
| Inspect and adjust fan belt |
Every 100 hours |
| Check and adjust brakes |
Every 100 hours |
| Change mower gear box oil |
Every 150 hours |
| Change engine oil |
Every 200 hours |
| Replace engine oil filter |
Every 200 hours |
| Replace transmission oil filter |
Every 200 hours |
| Check and adjust toe-in |
Every 200 hours |
| Check and adjust engine idling |
Every 300 hours |
| Clean radiator fins |
Every 300 hours |
| Clean transmission strainer |
Every 400 hours |
| Replace engine fuel filter |
Every 400 hours |
| Change transmission fluid |
Every 400 hours |
| Replace engine air filter element |
Every 600 hours |
| Check and adjust valve clearance |
Every 800 hours |
| Flush cooling system and add new coolant |
Every 1000 hours |
| Engine oil filter part number |
HH150-32430 |
| Engine fuel filter part number |
12581-43012 (Element) |
| Engine air filter part number |
K1211-82320 (Element) |
| Hydraulic suction filter part number |
K2063-36520 |
| Hydrostatic transmission filter part number |
HHK70-14070 |
| Front PTO belt part number |
K2063-15640 |
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| Lawn and Garden Tractors Technical Specs |
