The Kubota Z723 coolant capacity is listed as 2.3 gal (8.7 L). It also lists coolant type ethylene glycol-based coolant, Kubota Genuine Coolant, and ASTM D3306 compatible.
Kubota Z723 Coolant Capacity
| Coolant capacity | 2.3 gal (8.7 L) |
|---|---|
| Coolant type | ethylene glycol-based coolant, Kubota Genuine Coolant, and ASTM D3306 compatible |
| Engine horsepower | 23.5 hp (17.5 kW) |
| Engine displacement | 0.7 L (42.4 cu in) |
Coolant Capacity Comparison Chart
Coolant capacity comparison
Engine horsepower comparison
Engine displacement comparison
Kubota Z723 Coolant and Engine Notes
| Coolant capacity note | The Kubota Z723’s key coolant figure here is 2.3 gal (8.7 L) for coolant capacity. Use that before buying coolant or draining the system |
|---|---|
| Coolant type note | Use the right coolant formula for the Kubota Z723: ethylene glycol-based coolant, Kubota Genuine Coolant, and ASTM D3306 compatible. Cheap wrong coolant is not a smart saving if it causes corrosion or deposits |
| Engine context note | The Kubota Z723 engine data captured here is engine horsepower 23.5 hp (17.5 kW) and displacement 0.7 L (42.4 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 Z723, plan around 2.3 gal (8.7 L) and confirm the final level after air works out of the system |
Kubota Z723 Coolant Capacity FAQ
How much coolant does the Kubota Z723 take?
The main coolant amount captured for the Kubota Z723 is 2.3 gal (8.7 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 Z723?
Yes. Capacity tells you how much to buy; coolant type tells you what to buy. For the Kubota Z723, the captured coolant type is ethylene glycol-based coolant, Kubota Genuine Coolant, and ASTM D3306 compatible.
What antifreeze mix does the Kubota Z723 use?
The captured antifreeze mix for the Kubota Z723 is the coolant mix specified in the manual. A 50/50-style mix is the common practical answer unless your manual or climate calls for something different.
When should the Kubota Z723 coolant be replaced?
Use the service interval in the operator manual as the service guide. Coolant can look okay but still lose corrosion protection over time.
What engine specs affect Kubota Z723 coolant capacity?
The captured engine context is horsepower 23.5 hp (17.5 kW) and displacement 0.7 L (42.4 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.
