The Cub Cadet 1782 coolant capacity is listed as 1 gal (3.8 L). It also lists coolant type ethylene glycol-based coolant and antifreeze mix 50/50 coolant and water mix.
Coolant capacity1 gal (3.8 L)
Coolant typeethylene glycol-based coolant
Antifreeze mix50/50 coolant and water mix
Cub Cadet 1782 Coolant Capacity
Coolant capacity
1 gal (3.8 L)
Cooling system capacity
1 gal (3.8 L)
Radiator capacity
1 gal (3.8 L)
Coolant type
ethylene glycol-based coolant
Antifreeze mix
50/50 coolant and water mix
Engine model
D640
Engine horsepower
17 hp (12.7 kW)
Engine displacement
0.6 L (39 cu in)
Coolant Capacity Comparison Chart
Coolant capacity comparison
This model
1 gal
Average
1 gal
Low
0.5 gal
High
2 gal
Engine horsepower comparison
This model
17 hp
Average
18 hp
Low
10 hp
High
30 hp
Engine displacement comparison
This model
0.6 L
Average
0.9 L
Low
0.5 L
High
1.5 L
Cub Cadet 1782 Coolant and Engine Notes
Coolant capacity note
The Cub Cadet 1782’s key coolant figure here is 1 gal (3.8 L) for coolant capacity. Use that before buying coolant or draining the system
Radiator capacity note
The Cub Cadet 1782 radiator figure is 1 gal (3.8 L). Treat it as radiator context, not always the complete refill amount
Coolant type note
Coolant type for the Cub Cadet 1782 is listed as ethylene glycol-based coolant. The safest move is to use coolant that matches the manual’s spec rather than mixing random formulas
Antifreeze mix note
The Cub Cadet 1782 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 1782, the supporting engine specs are engine model D640, engine horsepower 17 hp (12.7 kW), and displacement 0.6 L (39 cu in). Use them as context beside the coolant capacity, not as a replacement for the manual
Refill note
When refilling the Cub Cadet 1782, use 1 gal (3.8 L) as the planning number and 50/50 coolant and water mix as the mixture guide. Recheck the level after the thermostat opens
Cub Cadet 1782 Coolant Capacity FAQ
How much coolant does the Cub Cadet 1782 take?
The main coolant amount captured for the Cub Cadet 1782 is 1 gal (3.8 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 1782?
Yes. Capacity tells you how much to buy; coolant type tells you what to buy. For the Cub Cadet 1782, the captured coolant type is ethylene glycol-based coolant.
What antifreeze mix does the Cub Cadet 1782 use?
The captured antifreeze mix for the Cub Cadet 1782 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 1782 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 1782 coolant capacity?
The captured engine context is engine model D640, horsepower 17 hp (12.7 kW), and displacement 0.6 L (39 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.
