The Cub Cadet LT1040 coolant capacity is listed as 3 gal (11.4 L). It also lists coolant type ethylene glycol-based coolant and antifreeze mix 50/50 coolant and water mix.
Coolant capacity3 gal (11.4 L)
Coolant typeethylene glycol-based coolant
Antifreeze mix50/50 coolant and water mix
Cub Cadet LT1040 Coolant Capacity
Cooling system capacity
3 gal (11.4 L)
Coolant type
ethylene glycol-based coolant
Antifreeze mix
50/50 coolant and water mix
Engine displacement
0.5 L (32.6 cu in)
Coolant Capacity Comparison Chart
Coolant capacity comparison
This model
3 gal
Average
4 gal
Low
2 gal
High
8 gal
Engine displacement comparison
This model
0.5 L
Average
0.9 L
Low
0.5 L
High
1.5 L
Cub Cadet LT1040 Coolant and Engine Notes
Coolant capacity note
The headline cooling-system number for the Cub Cadet LT1040 is 3 gal (11.4 L). Buy enough coolant before opening the drain plug
Coolant type note
Use the right coolant formula for the Cub Cadet LT1040: ethylene glycol-based coolant. Cheap wrong coolant is not a smart saving if it causes corrosion or deposits
Antifreeze mix note
The Cub Cadet LT1040 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 Cub Cadet LT1040, the supporting engine specs are displacement 0.5 L (32.6 cu in). Use them as context beside the coolant capacity, not as a replacement for the manual
Refill note
Coolant changes are simple but easy to do sloppily. On the Cub Cadet LT1040, plan around 3 gal (11.4 L) and confirm the final level after air works out of the system
Cub Cadet LT1040 Coolant Capacity FAQ
How much coolant does the Cub Cadet LT1040 take?
The main coolant amount captured for the Cub Cadet LT1040 is 3 gal (11.4 L). Buy a little extra so you can top up after the engine warms up and cools down.
Does coolant type matter on the Cub Cadet LT1040?
Yes. Capacity tells you how much to buy; coolant type tells you what to buy. For the Cub Cadet LT1040, the captured coolant type is ethylene glycol-based coolant.
What antifreeze mix does the Cub Cadet LT1040 use?
The captured antifreeze mix for the Cub Cadet LT1040 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 Cub Cadet LT1040 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 Cub Cadet LT1040 coolant capacity?
The captured engine context is displacement 0.5 L (32.6 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 cubcadet.com website for official information before draining or refilling the cooling system.
