________________________________________________________________________________________
Kubota GR2120 Maintenance
The
Kubota GR2120 is a two-wheel drive garden tractor from GR-series. This model was
manufactured between 2010 and 2018. The Kubota GR2120 powertrain system
components: Kubota D782 four cycle vertical 3-cylinder water-cooled diesel
engine and shaft-drive hydrostatic transmission with a single foot pedal and
standard cruise control.
A 47.5 cu.in (0.78 L) engine power rating is 18.1 hp (13.5 kW) at 3000
rev/min. The maximum forward speed - 6.2 mph (10 km/h), a maximum
reverse speed - 3.1 mph (5 km/h).
The Kubota GR2120 garden tractor fitted with 16x7.50-8 front tires and
23x10.5-12 rear tires. The wheelbase is 50.4 inches (1280 mm). The
tractor can be equipped with the following attachments: 48" and 54"
mid-mount mower decks with cutting height of 1.0-4.0 inches (25-102 mm),
46" front-mount snow blower, and 48" front blade with manual lift.
| Engine oil capacity, qts (L) |
3.0 (2.8) |
| Engine coolant capacity, qts (L) |
2.2 (2.1) |
| Transmission fluid capacity, qts (L) |
3.5 (3.3) |
| Front axle oil capacity, qts (L) |
2.0 (1.9) |
| Mower gear box capacity, qts (L) |
0.16 (0.15) |
| Fuel tank capacity, gal (L) |
4.8 (18.0) |
| Recommended Oil and Fluid |
| Engine oil type |
SAE 30, SAE 10W-30, 15W-40. API Service category CF or higher |
| Engine coolant type |
Kubota Antifreeze/Coolant |
| Transmission fluid type |
Kubota Super UDT-2 Fluid |
| Front axle oil type |
Kubota Super UDT-2 Fluid |
| Mower gear box oil type |
Kubota Super UDT-2 Fluid |
| Check fuel level |
Every 10 hours |
| Check engine oil level |
Every 10 hours |
| Check front axle oil level |
Every 10 hours |
| Check and tighten loose hardware |
Every 25 hours |
| Clean engine air filter element |
Every 50 hours |
| Check mower gear box oil level |
Every 50 hours |
| Check and adjust mower belt |
Every 50 hours |
| Check and clean battery terminals |
Every 50 hours |
| Check tire pressure and brakes |
Every 100 hours |
| Check engine fuel filter |
Every 100 hours |
| Lubricate front wheels |
Every 100 hours |
| Clean radiator fins |
Every 100 hours |
| Check and adjust fan belt |
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 engine fuel filter |
Every 200 hours |
| Charge battery |
Every 200 hours |
| Check engine idle speeds |
Every 200 hours |
| Change transmission fluid |
Every 400 hours |
| Replace HST transmission filter |
Every 400 hours |
| Clean transmission strainer |
Every 400 hours |
| Change front axle oil |
Every 400 hours |
| Check and adjust valve clearance |
Every 800 hours |
| Replace air filter element |
Every 1000 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) |
| Hydrostatic transmission filter part number |
HHK20-36990 |
| Drive belt part number |
15881-97010 |
________________________________________________________________________________________
________________________________________________________________________________________
| Lawn and Garden Tractors Technical Specs |
