Kubota B2311 Coolant Capacity

Quick answer:

The Kubota B2311 coolant capacity is listed as 2.17 gal (8.2 L). It also lists coolant type ethylene glycol-based coolant and antifreeze mix 50/50 coolant and water mix.

Coolant capacity2.17 gal (8.2 L)
Coolant typeethylene glycol-based coolant
Antifreeze mix50/50 coolant and water mix

Kubota B2311 Coolant Capacity

Cooling system capacity 2.17 gal (8.2 L)
Coolant type ethylene glycol-based coolant
Antifreeze mix 50/50 coolant and water mix
Engine model D1005
Engine horsepower 30.6 hp (22.8 kW)

Coolant Capacity Comparison Chart

Coolant capacity comparison

This model

2.17 gal

Average

2 gal

Low

1 gal

High

4 gal

Engine horsepower comparison

This model

31 hp

Average

35 hp

Low

20 hp

High

60 hp

Kubota B2311 Coolant and Engine Notes

Coolant capacity note For the Kubota B2311, 2.17 gal (8.2 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 For the Kubota B2311, coolant type matters as much as capacity. The clean captured value is ethylene glycol-based coolant
Antifreeze mix note The Kubota B2311 antifreeze mix is listed as 50/50 coolant and water mix. That is the normal protection range for freezing, boiling and corrosion control
Engine context note For the Kubota B2311, the supporting engine specs are engine model D1005 and engine horsepower 30.6 hp (22.8 kW). Use them as context beside the coolant capacity, not as a replacement for the manual
Refill note The practical service move for the Kubota B2311: buy enough coolant for 2.17 gal (8.2 L), fill to spec, run the engine, then recheck the radiator and overflow bottle after cooling

Kubota B2311 Coolant Capacity FAQ

How much coolant does the Kubota B2311 take?

The main coolant amount captured for the Kubota B2311 is 2.17 gal (8.2 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 B2311?

Yes. Capacity tells you how much to buy; coolant type tells you what to buy. For the Kubota B2311, the captured coolant type is ethylene glycol-based coolant.

What antifreeze mix does the Kubota B2311 use?

The captured antifreeze mix for the Kubota B2311 is 50/50 coolant and water mix. A 50/50-style mix is the common practical answer unless your manual or climate calls for something different.

When should the Kubota B2311 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 B2311 coolant capacity?

The captured engine context is engine model D1005 and horsepower 30.6 hp (22.8 kW). 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.