The John Deere X520 fuel tank capacity is 5 gal (18.9 L). Half a tank is 2.5 gal (9.5 L), and an empty-to-full refill needs 1 x 5-gal can.
Fuel tank capacity5 gal (18.9 L)Empty-to-full tank amount
Half tank2.5 gal (9.5 L)Planning guide
5-gal cans1 x 5-gal can is enough from emptyPortable fuel estimate
John Deere X520 fuel tank capacity specs
Fuel tank capacity
5 gal (18.9 L)
Fuel capacity in litres
18.9 L
Half tank amount
2.5 gal (9.5 L)
5-gallon fuel cans
1 x 5-gal can is enough from empty
10-litre fuel jugs
2 x 10-L jugs
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 X520 fuel planning notes
Fuel capacity note
The John Deere X520 fuel tank is listed at 5 gal (18.9 L). Runtime changes heavily with load, throttle, terrain and implement use.
Refill planning
The John Deere X520 is easiest to plan by container count: 1 x 5-gal can or 2 x 10-L jugs. Do not overfill past the filler-neck guidance.
Fuel tank capacity guide
This model
5 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 X520 fuel capacity FAQ
How many litres of fuel does the John Deere X520 hold?
The empty-to-full fuel amount for the John Deere X520 is 5 gal (18.9 L). If the gauge is not on empty, it will take less.
What is the John Deere X520 fuel capacity in litres?
In litres, the John Deere X520 fuel capacity is about 18.9 L based on the listed 5 gal (18.9 L) tank size.
How many gallons is half a tank on the John Deere X520?
For the John Deere X520, half of the listed fuel capacity is 2.5 gal (9.5 L). The actual gauge reading may not be perfectly linear.
How many 5-gallon cans fill the John Deere X520?
For an empty-to-full refill on the John Deere X520, plan for 1 x 5-gal can or 2 x 10-L jugs. Stop at the correct fill level rather than forcing extra fuel in.
How many hours will the John Deere X520 run on 5 gal (18.9 L)?
The John Deere X520 may run very different hours on the same 5 gal (18.9 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 X520 tank size compare?
Because the John Deere X520 tank is only 5 gal (18.9 L), portable can planning matters more than bulk fuel planning.
Why did the John Deere X520 not take the full 5 gal (18.9 L)?
Use 5 gal (18.9 L) as a planning number. The safe finish point is the proper fill level, not squeezing in every last ounce.
Official information note
Mistakes do happen. Check the operator manual, service manual and official deere.com website for official fuel capacity specifications.
