Coolant capacity for the John Deere X740 is 0.74 gal (2.8 L). This is the main refill figure for a drain, flush or coolant change.
Coolant capacity0.74 gal (2.8 L)Cooling system refill amount
John Deere X740 Coolant Capacity Specs
Coolant capacity
0.74 gal (2.8 L)
Engine model
Yanmar engi
Engine horsepower
24 hp
Engine displacement
68.1 cu in (1.12 L)
John Deere X740 Coolant Capacity Guide
Coolant capacity guide
This model
0.74 gal
Class low
0.5 gal
Class typical
2.5 gal
Class high
4.5 gal
Compared with a broad ztrak / mower guide, not the full tractor dataset.
John Deere X740 Coolant Service Notes
Coolant capacity note
The John Deere X740 coolant capacity is 0.74 gal (2.8 L). Treat it as a cooling-system amount, not a radiator-only top-up amount
Coolant service note
After refilling the John Deere X740, run it to operating temperature and recheck after cool-down. Air pockets can make the level drop
Refill check
For the John Deere X740, 0.74 gal (2.8 L) is the planned refill amount. The final level may need a small top-up after trapped air leaves the system
Engine context
For comparison, the John Deere X740 engine details listed here are engine model Yanmar engi, engine horsepower 24 hp, and engine displacement 68.1 cu in (1.12 L). The coolant capacity remains the service number to use for refilling
John Deere X740 Coolant Capacity FAQ
What coolant amount is listed for the John Deere X740?
The listed coolant amount for the John Deere X740 is 0.74 gal (2.8 L). It is a refill guide, not a reason to ignore the actual level marks
What is the final check after a John Deere X740 coolant change?
After refilling the John Deere X740, run the engine to operating temperature, let it cool and recheck the radiator or overflow level. Air pockets can make the level drop
Should I drain and refill the John Deere X740 coolant system?
A top-up is only a level correction. A flush is the better choice if the John Deere X740 has rusty coolant, oil contamination, mixed coolant types or repeated overheating
Official information note
Mistakes do happen. Tractor coolant capacity and coolant type can change by year, market, engine, radiator setup and service procedure. Check the operator manual, service manual and official deere.com website before draining, flushing or refilling the cooling system.
