The John Deere X739 fuel tank capacity is 5.2 gal (19.7 L). It is listed with gasoline fuel, a half-tank amount of 2.6 gal (9.8 L), and about 2 x 5-gal cans.
Fuel tank capacity5.2 gal (19.7 L)Empty-to-full tank amount
Half tank2.6 gal (9.8 L)Planning guide
5-gal cansabout 2 x 5-gal cans to have enough fuel from emptyPortable fuel estimate
Fuel typegasolineUse correct fuel
John Deere X739 fuel tank capacity specs
Fuel tank capacity
5.2 gal (19.7 L)
Fuel capacity in litres
19.7 L
Half tank amount
2.6 gal (9.8 L)
5-gallon fuel cans
about 2 x 5-gal cans to have enough fuel from empty
10-litre fuel jugs
2 x 10-L jugs
Fuel type
gasoline
Estimated full tank fuel weight
32 lb (14 kg) of gasoline
Engine horsepower
25.5 hp
Engine displacement
45.5 cu in (0.75 L)
Fuel capacity per horsepower
0.204 gal per hp
Fuel capacity is a tank-size figure. Actual top-up amount and runtime depend on remaining fuel, workload, throttle use, terrain and machine condition.
John Deere X739 fuel planning notes
Fuel capacity note
The John Deere X739 fuel tank is listed at 5.2 gal (19.7 L). Runtime changes heavily with load, throttle, terrain and implement use.
Refill planning
The John Deere X739 is easiest to plan by container count: about 2 x 5-gal cans or 2 x 10-L jugs. Do not overfill past the filler-neck guidance.
Fuel type note
For the John Deere X739, fuel choice is listed as gasoline. Capacity tells you how much; fuel type tells you what to put in it.
Full tank weight
The John Deere X739 tank capacity equals roughly 32 lb (14 kg) of gasoline when full. This helps when thinking about transport weight and fuel handling.
Engine context
The engine context for the John Deere X739 is engine horsepower 25.5 hp, engine displacement 45.5 cu in (0.75 L), and tank-to-power ratio 0.204 gal per hp. Use this for comparison only; runtime still depends on workload.
Fuel tank capacity guide
This model
5.2 gal
Guide low
1 gal
Guide typical
2.5 gal
Guide high
5.5 gal
Compared with a broad Lawn / garden tractor guide, not the full tractor dataset.
John Deere X739 fuel capacity FAQ
How much fuel should I buy for the John Deere X739?
The listed fuel capacity for the John Deere X739 is 5.2 gal (19.7 L). Treat it as the full tank size when planning fuel.
What is the John Deere X739 fuel capacity in litres?
In litres, the John Deere X739 fuel capacity is about 19.7 L based on the listed 5.2 gal (19.7 L) tank size.
How many gallons is half a tank on the John Deere X739?
Half-full fuel on the John Deere X739 is about 2.6 gal (9.8 L). Use the tank gauge as a guide, not a lab instrument.
How many 5-gallon cans fill the John Deere X739?
Portable refueling for the John Deere X739 is roughly about 2 x 5-gal cans or 2 x 10-L jugs. Bring extra only if you expect long runtime or heavy use.
What fuel type does the John Deere X739 use?
The John Deere X739 fuel listing shows gasoline. Use the correct fuel type and avoid mixing fuels.
How many hours will the John Deere X739 run on 5.2 gal (19.7 L)?
The John Deere X739 may run very different hours on the same 5.2 gal (19.7 L) tank depending on mowing conditions, slopes, towing and throttle use. Use fuel capacity for planning, not as a fuel-burn rating.
How does the John Deere X739 tank size compare?
Because the John Deere X739 tank is only 5.2 gal (19.7 L), portable can planning matters more than bulk fuel planning.
Official information note
Mistakes do happen. Check the operator manual, service manual and official deere.com website for official fuel capacity specifications.
