The Kubota T2290KW coolant capacity is listed as 1.2 gal (4.5 L). It also lists coolant type ethylene glycol-based coolant, Kubota Genuine Coolant, and ASTM D3306 compatible and antifreeze mix 50/50 coolant and distilled water mix.
Kubota T2290KW Coolant Capacity
| Cooling system capacity | 1.2 gal (4.5 L) |
|---|---|
| Coolant type | ethylene glycol-based coolant, Kubota Genuine Coolant, and ASTM D3306 compatible |
| Antifreeze mix | 50/50 coolant and distilled water mix |
| Engine horsepower | 21.5 hp (16 kW) |
| Engine displacement | 0.7 L (44.3 cu in) |
Coolant Capacity Comparison Chart
Coolant capacity comparison
Engine horsepower comparison
Engine displacement comparison
Kubota T2290KW Coolant and Engine Notes
| Coolant capacity note | The Kubota T2290KW’s key coolant figure here is 1.2 gal (4.5 L) for cooling system capacity. Use that before buying coolant or draining the system |
|---|---|
| Coolant type note | Coolant type for the Kubota T2290KW is listed as ethylene glycol-based coolant, Kubota Genuine Coolant, and ASTM D3306 compatible. The safest move is to use coolant that matches the manual’s spec rather than mixing random formulas |
| Antifreeze mix note | The Kubota T2290KW antifreeze mix is listed as 50/50 coolant and distilled water mix. That is the normal protection range for freezing, boiling and corrosion control |
| Engine context note | For the Kubota T2290KW, the supporting engine specs are engine horsepower 21.5 hp (16 kW) and displacement 0.7 L (44.3 cu in). Use them as context beside the coolant capacity, not as a replacement for the manual |
| Refill note | When refilling the Kubota T2290KW, use 1.2 gal (4.5 L) as the planning number and 50/50 coolant and distilled water mix as the mixture guide. Recheck the level after the thermostat opens |
Kubota T2290KW Coolant Capacity FAQ
What is the cooling system capacity of the Kubota T2290KW?
The Kubota T2290KW cooling system capacity is shown as 1.2 gal (4.5 L). That is the number to use before draining the system.
What coolant type should I use in the Kubota T2290KW?
Use ethylene glycol-based coolant, Kubota Genuine 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 T2290KW?
Not for normal long-term use. The Kubota T2290KW 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 T2290KW?
Yes. Old coolant can lose protection even if temperature looks normal. The listed service interval for the Kubota T2290KW is the service interval in the operator manual.
Why does the Kubota T2290KW coolant amount differ from other models?
Coolant capacity changes with engine and radiator setup. For the Kubota T2290KW, the supporting engine data is horsepower 21.5 hp (16 kW) and displacement 0.7 L (44.3 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.
