The Kubota GL220 coolant capacity is listed as 2.2 gal (8.3 L). It also lists coolant type ethylene glycol-based coolant and ASTM D3306 compatible and antifreeze mix Kubota recommends a 50: 50 ethylene glycol-based coolant-to-water mix for the GL220 tractor to protect against freezing and overheating.
Kubota GL220 Coolant Capacity
| Coolant capacity | 2.2 gal (8.3 L) |
|---|---|
| Coolant type | ethylene glycol-based coolant and ASTM D3306 compatible |
| Antifreeze mix | Kubota recommends a 50: 50 ethylene glycol-based coolant-to-water mix for the GL220 tractor to protect against freezing and overheating |
| Coolant change interval | every 2 years |
| Engine model | D1463 |
| Engine horsepower | 21 hp (15.7 kW) |
| Engine displacement | 1.5 L (91.5 cu in) |
Coolant Capacity Comparison Chart
Coolant capacity comparison
Engine horsepower comparison
Engine displacement comparison
Kubota GL220 Coolant and Engine Notes
| Coolant capacity note | For the Kubota GL220, 2.2 gal (8.3 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 | Coolant type for the Kubota GL220 is listed as ethylene glycol-based 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 GL220 antifreeze mix is listed as Kubota recommends a 50: 50 ethylene glycol-based coolant-to-water mix for the GL220 tractor to protect against freezing and overheating. That is the normal protection range for freezing, boiling and corrosion control |
| Coolant change interval note | For the Kubota GL220, the service interval is listed as every 2 years. Time matters too, not just engine hours |
| Engine context note | For the Kubota GL220, the supporting engine specs are engine model D1463, engine horsepower 21 hp (15.7 kW), and displacement 1.5 L (91.5 cu in). Use them as context beside the coolant capacity, not as a replacement for the manual |
| Refill note | When refilling the Kubota GL220, use 2.2 gal (8.3 L) as the planning number and Kubota recommends a 50: 50 ethylene glycol-based coolant-to-water mix for the GL220 tractor to protect against freezing and overheating as the mixture guide. Recheck the level after the thermostat opens |
Kubota GL220 Coolant Capacity FAQ
What is the cooling system capacity of the Kubota GL220?
The Kubota GL220 cooling system capacity is shown as 2.2 gal (8.3 L). That is the number to use before draining the system.
What coolant type should I use in the Kubota GL220?
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 GL220?
Not for normal long-term use. The Kubota GL220 should use Kubota recommends a 50: 50 ethylene glycol-based coolant-to-water mix for the GL220 tractor to protect against freezing and overheating or the manual’s specified coolant mix so the system gets corrosion, freeze and boil protection.
Does old coolant matter in the Kubota GL220?
Yes. Old coolant can lose protection even if temperature looks normal. The listed service interval for the Kubota GL220 is every 2 years.
What engine specs affect Kubota GL220 coolant capacity?
The captured engine context is engine model D1463, horsepower 21 hp (15.7 kW), and displacement 1.5 L (91.5 cu in). Engine size is one reason coolant capacity changes between tractors.
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.
