The Kubota L4310 coolant capacity is listed as 2.3 gal (8.7 L). It also lists coolant type ethylene glycol-based coolant and ASTM D3306 compatible and antifreeze mix 50/50 coolant and water mix.
Kubota L4310 Coolant Capacity
| Coolant capacity | 2.3 gal (8.7 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 ASTM D3306 compatible |
| Antifreeze mix | 50/50 coolant and water mix |
| Engine horsepower | 45.3 hp (33.8 kW) |
| Engine displacement | 2.2 L (134.3 cu in) |
Coolant Capacity Comparison Chart
Coolant capacity comparison
Engine horsepower comparison
Engine displacement comparison
Kubota L4310 Coolant and Engine Notes
| Coolant capacity note | The Kubota L4310’s key coolant figure here is 2.3 gal (8.7 L) for coolant capacity. Use that before buying coolant or draining the system |
|---|---|
| Radiator capacity note | Radiator capacity is listed as 2.17 gal (8.2 L). The full cooling system can be higher because coolant also sits in the engine and hoses |
| Coolant type note | The captured coolant type for the Kubota L4310 is ethylene glycol-based coolant and ASTM D3306 compatible. Do not mix unknown coolant types unless the label and manual say they are compatible |
| Antifreeze mix note | The 50/50 coolant and water mix mix gives the Kubota L4310 coolant system a sensible balance of freeze protection, boil protection and corrosion protection |
| Engine context note | The Kubota L4310 engine data captured here is engine horsepower 45.3 hp (33.8 kW) and displacement 2.2 L (134.3 cu in). Bigger engines usually need more coolant and more careful refill bleeding |
| Refill note | For a coolant change on the Kubota L4310, do not just dump in coolant and walk away. Fill slowly, run it up to temperature, cool it down and top up as needed |
Kubota L4310 Coolant Capacity FAQ
What is the cooling system capacity of the Kubota L4310?
The Kubota L4310 cooling system capacity is shown as 2.3 gal (8.7 L). That is the number to use before draining the system.
What coolant type should I use in the Kubota L4310?
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 L4310?
Not for normal long-term use. The Kubota L4310 should use 50/50 coolant and 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 L4310?
Yes. Old coolant can lose protection even if temperature looks normal. The listed service interval for the Kubota L4310 is the service interval in the operator manual.
Why does the Kubota L4310 coolant amount differ from other models?
Coolant capacity changes with engine and radiator setup. For the Kubota L4310, the supporting engine data is horsepower 45.3 hp (33.8 kW) and displacement 2.2 L (134.3 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.
