The Cub Cadet 1238 coolant capacity is listed as 2 gal (7.6 L). It also lists coolant type ethylene glycol-based coolant and antifreeze mix 50/50 coolant and water mix.
Coolant capacity2 gal (7.6 L)
Coolant typeethylene glycol-based coolant
Antifreeze mix50/50 coolant and water mix
Cub Cadet 1238 Coolant Capacity
Cooling system capacity
2 gal (7.6 L)
Radiator capacity
2 gal (7.6 L)
Coolant type
ethylene glycol-based coolant
Antifreeze mix
50/50 coolant and water mix
Engine horsepower
12 hp (8.9 kW)
Coolant Capacity Comparison Chart
Coolant capacity comparison
This model
2 gal
Average
2 gal
Low
1 gal
High
4 gal
Engine horsepower comparison
This model
12 hp
Average
18 hp
Low
10 hp
High
30 hp
Cub Cadet 1238 Coolant and Engine Notes
Coolant capacity note
For service planning, the Cub Cadet 1238 should be treated as 2 gal (7.6 L) coolant capacity. That is a compact tractor cooling system where a normal premixed coolant jug may cover most of the refill
Radiator capacity note
Radiator capacity is listed as 2 gal (7.6 L). The full cooling system can be higher because coolant also sits in the engine and hoses
Coolant type note
Coolant type for the Cub Cadet 1238 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 50/50 coolant and water mix mix gives the Cub Cadet 1238 coolant system a sensible balance of freeze protection, boil protection and corrosion protection
Engine context note
The Cub Cadet 1238 engine data captured here is engine horsepower 12 hp (8.9 kW). Bigger engines usually need more coolant and more careful refill bleeding
Refill note
When refilling the Cub Cadet 1238, use 2 gal (7.6 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 1238 Coolant Capacity FAQ
What is the Cub Cadet 1238 coolant capacity?
The Cub Cadet 1238 coolant capacity is listed as 2 gal (7.6 L) for cooling system capacity. Use this as the refill planning number and confirm the final level at the radiator or overflow bottle.
Can I use any coolant in the Cub Cadet 1238?
No. Use ethylene glycol-based coolant or a coolant that clearly matches the manual’s required spec. Wrong coolant can create corrosion, deposits or seal problems.
Is premixed coolant okay for the Cub Cadet 1238?
Premixed coolant can be fine if it matches ethylene glycol-based coolant and the required mix. The captured mix for the Cub Cadet 1238 is 50/50 coolant and water mix.
How often should I change coolant in the Cub Cadet 1238?
The captured coolant change interval for the Cub Cadet 1238 is the service interval in the operator manual. If service history is unknown, changing it is usually smarter than guessing.
Why does the Cub Cadet 1238 coolant amount differ from other models?
Coolant capacity changes with engine and radiator setup. For the Cub Cadet 1238, the supporting engine data is horsepower 12 hp (8.9 kW).
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.
