The Kubota Z724X coolant capacity is listed as 3.5 gal (13.2 L). It also lists coolant type ethylene glycol-based coolant and ASTM D3306 compatible.
Coolant capacity3.5 gal (13.2 L)
Coolant typeethylene glycol-based coolant and ASTM D3306 compatible
Kubota Z724X Coolant Capacity
Coolant capacity
3.5 gal (13.2 L)
Coolant type
ethylene glycol-based coolant and ASTM D3306 compatible
Engine horsepower
23.5 hp (17.5 kW)
Engine displacement
0.7 L (44.2 cu in)
Coolant Capacity Comparison Chart
Coolant capacity comparison
This model
3.5 gal
Average
4 gal
Low
2 gal
High
8 gal
Engine horsepower comparison
This model
24 hp
Average
18 hp
Low
10 hp
High
30 hp
Engine displacement comparison
This model
0.7 L
Average
0.9 L
Low
0.5 L
High
1.5 L
Kubota Z724X Coolant and Engine Notes
Coolant capacity note
For the Kubota Z724X, 3.5 gal (13.2 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 Z724X 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
Engine context note
Engine context for the Kubota Z724X: engine horsepower 23.5 hp (17.5 kW) and displacement 0.7 L (44.2 cu in). Engine size helps explain why coolant capacity changes between models
Refill note
When refilling the Kubota Z724X, use 3.5 gal (13.2 L) as the planning number and the manual’s coolant mix as the mixture guide. Recheck the level after the thermostat opens
Kubota Z724X Coolant Capacity FAQ
What is the cooling system capacity of the Kubota Z724X?
The Kubota Z724X cooling system capacity is shown as 3.5 gal (13.2 L). That is the number to use before draining the system.
What coolant type should I use in the Kubota Z724X?
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 Z724X?
Not for normal long-term use. The Kubota Z724X should use the coolant mix specified in the manual or the manual’s specified coolant mix so the system gets corrosion, freeze and boil protection.
Does old coolant matter in the Kubota Z724X?
Yes. Old coolant can lose protection even if temperature looks normal. The listed service interval for the Kubota Z724X is the service interval in the operator manual.
What engine specs affect Kubota Z724X coolant capacity?
The captured engine context is horsepower 23.5 hp (17.5 kW) and displacement 0.7 L (44.2 cu in). Engine size is one reason coolant capacity changes between tractors.
Official information note
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.
