The Kubota GR2120 coolant capacity is listed as 2.17 gal (8.2 L). It also lists coolant type ethylene glycol-based coolant and ASTM D3306 compatible and antifreeze mix 50/50 coolant and distilled water mix.
Kubota GR2120 Coolant Capacity
| Cooling system capacity | 2.17 gal (8.2 L) |
|---|---|
| Coolant type | ethylene glycol-based coolant and ASTM D3306 compatible |
| Antifreeze mix | 50/50 coolant and distilled water mix |
| Engine horsepower | 17 hp (12.7 kW) |
| Engine displacement | 0.8 L (47.5 cu in) |
Coolant Capacity Comparison Chart
Coolant capacity comparison
Engine horsepower comparison
Engine displacement comparison
Kubota GR2120 Coolant and Engine Notes
| Coolant capacity note | For the Kubota GR2120, 2.17 gal (8.2 L) is the main coolant capacity captured. Use it as a refill planning number, then confirm the final level at the machine |
|---|---|
| Coolant type note | Use the right coolant formula for the Kubota GR2120: ethylene glycol-based coolant and ASTM D3306 compatible. Cheap wrong coolant is not a smart saving if it causes corrosion or deposits |
| Antifreeze mix note | For the Kubota GR2120, the captured mix is 50/50 coolant and distilled water mix. Straight water is not the right long-term answer unless you are only flushing the system |
| Engine context note | Engine context for the Kubota GR2120: engine horsepower 17 hp (12.7 kW) and displacement 0.8 L (47.5 cu in). Engine size helps explain why coolant capacity changes between models |
| Refill note | Coolant changes are simple but easy to do sloppily. On the Kubota GR2120, plan around 2.17 gal (8.2 L) and confirm the final level after air works out of the system |
Kubota GR2120 Coolant Capacity FAQ
How much coolant does the Kubota GR2120 take?
The main coolant amount captured for the Kubota GR2120 is 2.17 gal (8.2 L). Buy a little extra so you can top up after the engine warms up and cools down.
Does coolant type matter on the Kubota GR2120?
Yes. Capacity tells you how much to buy; coolant type tells you what to buy. For the Kubota GR2120, the captured coolant type is ethylene glycol-based coolant and ASTM D3306 compatible.
What antifreeze mix does the Kubota GR2120 use?
The captured antifreeze mix for the Kubota GR2120 is 50/50 coolant and distilled water mix. A 50/50-style mix is the common practical answer unless your manual or climate calls for something different.
When should the Kubota GR2120 coolant be replaced?
Use the service interval in the operator manual as the service guide. Coolant can look okay but still lose corrosion protection over time.
Why does the Kubota GR2120 coolant amount differ from other models?
Coolant capacity changes with engine and radiator setup. For the Kubota GR2120, the supporting engine data is horsepower 17 hp (12.7 kW) and displacement 0.8 L (47.5 cu in).
Mistakes do happen. Tractor coolant specs can change by year, market, engine, radiator, cab/heater setup and service procedure. Please check the operator manual, decal information and official kubotausa.com website for official information before draining or refilling the cooling system.
