The Kubota GL-600 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 GL-600 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 |
| Coolant change interval | every 700 hours |
| Engine model | F2803 |
| Engine horsepower | 60 hp (44.7 kW) |
| Engine displacement | 2.8 L (168.4 cu in) |
Coolant Capacity Comparison Chart
Coolant capacity comparison
Engine horsepower comparison
Engine displacement comparison
Kubota GL-600 Coolant and Engine Notes
| Coolant capacity note | For service planning, the Kubota GL-600 should be treated as 2.17 gal (8.2 L) coolant capacity. That is a compact tractor cooling system where a normal premixed coolant jug may cover most of the refill |
|---|---|
| Coolant type note | Use the right coolant formula for the Kubota GL-600: 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 | The 50/50 coolant and distilled water mix mix gives the Kubota GL-600 coolant system a sensible balance of freeze protection, boil protection and corrosion protection |
| Coolant change interval note | The captured coolant change interval for the Kubota GL-600 is every 700 hours. Old coolant can lose corrosion protection even if the tractor still runs cool |
| Engine context note | The Kubota GL-600 engine data captured here is engine model F2803, engine horsepower 60 hp (44.7 kW), and displacement 2.8 L (168.4 cu in). Bigger engines usually need more coolant and more careful refill bleeding |
| Refill note | Coolant changes are simple but easy to do sloppily. On the Kubota GL-600, plan around 2.17 gal (8.2 L) and confirm the final level after air works out of the system |
Kubota GL-600 Coolant Capacity FAQ
What is the cooling system capacity of the Kubota GL-600?
The Kubota GL-600 cooling system capacity is shown as 2.17 gal (8.2 L). That is the number to use before draining the system.
What coolant type should I use in the Kubota GL-600?
Use ethylene glycol-based coolant and ASTM D3306 compatible. The blunt rule is simple: match the manual’s coolant spec and do not mix unknown coolant formulas.
Should I use straight water in the Kubota GL-600?
Not for normal long-term use. The Kubota GL-600 should use 50/50 coolant and distilled water mix or the manual’s specified coolant mix so the system gets corrosion, freeze and boil protection.
Does old coolant matter in the Kubota GL-600?
Yes. Old coolant can lose protection even if temperature looks normal. The listed service interval for the Kubota GL-600 is every 700 hours.
Why does the Kubota GL-600 coolant amount differ from other models?
Coolant capacity changes with engine and radiator setup. For the Kubota GL-600, the supporting engine data is engine model F2803, horsepower 60 hp (44.7 kW), and displacement 2.8 L (168.4 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.
