Kubota M105GX-III Coolant Capacity

Quick answer:

The Kubota M105GX-III coolant capacity is listed as 2.65 gal (10 L). It also lists antifreeze mix 50/50 coolant and water mix.

Coolant capacity2.65 gal (10 L)
Antifreeze mix50/50 coolant and water mix

Kubota M105GX-III Coolant Capacity

Coolant capacity 2.65 gal (10 L)
Antifreeze mix 50/50 coolant and water mix
Engine horsepower 111 hp (82.8 kW)
Engine displacement 3.8 L (231.9 cu in)

Coolant Capacity Comparison Chart

Coolant capacity comparison

This model

2.65 gal

Average

2 gal

Low

1 gal

High

4 gal

Engine horsepower comparison

This model

111 hp

Average

140 hp

Low

80 hp

High

240 hp

Engine displacement comparison

This model

3.8 L

Average

3.5 L

Low

1.8 L

High

6 L

Kubota M105GX-III Coolant and Engine Notes

Coolant capacity note For the Kubota M105GX-III, 2.65 gal (10 L) is the main coolant capacity captured. Use it as a refill planning number, then confirm the final level at the machine
Antifreeze mix note For the Kubota M105GX-III, the captured mix is 50/50 coolant and water mix. Straight water is not the right long-term answer unless you are only flushing the system
Engine context note Engine context for the Kubota M105GX-III: engine horsepower 111 hp (82.8 kW) and displacement 3.8 L (231.9 cu in). Engine size helps explain why coolant capacity changes between models
Refill note Coolant changes are simple but easy to do sloppily. On the Kubota M105GX-III, plan around 2.65 gal (10 L) and confirm the final level after air works out of the system

Kubota M105GX-III Coolant Capacity FAQ

How much coolant does the Kubota M105GX-III take?

The main coolant amount captured for the Kubota M105GX-III is 2.65 gal (10 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 M105GX-III?

Yes. Capacity tells you how much to buy; coolant type tells you what to buy. For the Kubota M105GX-III, the captured coolant type is the coolant type specified in the manual.

What antifreeze mix does the Kubota M105GX-III use?

The captured antifreeze mix for the Kubota M105GX-III 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 M105GX-III 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 M105GX-III coolant capacity?

The captured engine context is horsepower 111 hp (82.8 kW) and displacement 3.8 L (231.9 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.