The Kubota GL-46 coolant capacity is listed as 2.17 gal (8.2 L). It also lists coolant type ethylene glycol-based coolant and Kubota Genuine Coolant and antifreeze mix 50/50 coolant and water mix.
Kubota GL-46 Coolant Capacity
| Coolant capacity | 2.17 gal (8.2 L) |
|---|---|
| Cooling system capacity | 2.17 gal (8.2 L) |
| Radiator capacity | 2.17 gal (8.2 L) |
| Coolant type | ethylene glycol-based coolant and Kubota Genuine Coolant |
| Antifreeze mix | 50/50 coolant and water mix |
| Coolant change interval | every 700 hours |
| Engine horsepower | 46 hp (34.3 kW) |
| Engine displacement | 2.5 L (152.6 cu in) |
Coolant Capacity Comparison Chart
Coolant capacity comparison
Engine horsepower comparison
Engine displacement comparison
Kubota GL-46 Coolant and Engine Notes
| Coolant capacity note | The headline cooling-system number for the Kubota GL-46 is 2.17 gal (8.2 L). Buy enough coolant before opening the drain plug |
|---|---|
| Radiator capacity note | The Kubota GL-46 radiator figure is 2.17 gal (8.2 L). Treat it as radiator context, not always the complete refill amount |
| Coolant type note | Use the right coolant formula for the Kubota GL-46: ethylene glycol-based coolant and Kubota Genuine Coolant. Cheap wrong coolant is not a smart saving if it causes corrosion or deposits |
| Antifreeze mix note | The Kubota GL-46 antifreeze mix is listed as 50/50 coolant and water mix. That is the normal protection range for freezing, boiling and corrosion control |
| Coolant change interval note | For the Kubota GL-46, the service interval is listed as every 700 hours. Time matters too, not just engine hours |
| Engine context note | For the Kubota GL-46, the supporting engine specs are engine horsepower 46 hp (34.3 kW) and displacement 2.5 L (152.6 cu in). Use them as context beside the coolant capacity, not as a replacement for the manual |
| Refill note | Coolant changes are simple but easy to do sloppily. On the Kubota GL-46, plan around 2.17 gal (8.2 L) and confirm the final level after air works out of the system |
Kubota GL-46 Coolant Capacity FAQ
How much coolant does the Kubota GL-46 take?
The main coolant amount captured for the Kubota GL-46 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 GL-46?
Yes. Capacity tells you how much to buy; coolant type tells you what to buy. For the Kubota GL-46, the captured coolant type is ethylene glycol-based coolant and Kubota Genuine Coolant.
What antifreeze mix does the Kubota GL-46 use?
The captured antifreeze mix for the Kubota GL-46 is 50/50 coolant and 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 GL-46 coolant be replaced?
Use every 700 hours as the service guide. Coolant can look okay but still lose corrosion protection over time.
Why does the Kubota GL-46 coolant amount differ from other models?
Coolant capacity changes with engine and radiator setup. For the Kubota GL-46, the supporting engine data is horsepower 46 hp (34.3 kW) and displacement 2.5 L (152.6 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.
