The John Deere 345 holds 3.49 gal (13.2 L) of fuel. For planning, half tank is 1.74 gal (6.6 L) and empty-to-full needs 1 x 5-gal can.
Fuel tank capacity3.49 gal (13.2 L)Empty-to-full tank amount
Half tank1.74 gal (6.6 L)Planning guide
5-gal cans1 x 5-gal can is enough from emptyPortable fuel estimate
John Deere 345 fuel tank capacity specs
Fuel tank capacity
3.49 gal (13.2 L)
Fuel capacity in litres
13.2 L
Half tank amount
1.74 gal (6.6 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 345 fuel planning notes
Fuel capacity note
The useful refueling spec here is 3.49 gal (13.2 L). It tells you tank size; it does not guarantee hours of operation under load.
Refill planning
If carrying fuel to the John Deere 345, budget 1 x 5-gal can or 2 x 10-L jugs for a full empty-to-full refill.
Fuel tank capacity guide
This model
3.49 gal
Guide low
4 gal
Guide typical
12 gal
Guide high
30 gal
Compared with a broad Small / older tractor guide, not the full tractor dataset.
John Deere 345 fuel capacity FAQ
How much fuel does the John Deere 345 hold?
The John Deere 345 fuel tank capacity is 3.49 gal (13.2 L). Use this as the empty-to-full refueling amount.
How many litres of fuel does the John Deere 345 hold?
The John Deere 345 holds about 13.2 litres of fuel when filled from empty.
How many litres is half a tank on the John Deere 345?
Half-full fuel on the John Deere 345 is about 1.74 gal (6.6 L). Use the tank gauge as a guide, not a lab instrument.
How many 10-litre jugs fill the John Deere 345?
Portable refueling for the John Deere 345 is roughly 1 x 5-gal can or 2 x 10-L jugs. Bring extra only if you expect long runtime or heavy use.
Can I calculate John Deere 345 fuel burn from tank size?
You cannot get a reliable runtime from tank size alone. The John Deere 345 fuel capacity is 3.49 gal (13.2 L), but fuel burn depends on utility tractor work.
Is the John Deere 345 fuel tank big enough for regular use?
The John Deere 345 falls into a small tank range at 3.49 gal (13.2 L). Use that to decide whether portable cans or pump refueling makes more sense.
Should I force more fuel into the John Deere 345 tank?
If the John Deere 345 takes less than 3.49 gal (13.2 L), it probably was not empty. Tank shape, slope and gauge accuracy can also affect the fill.
Official information note
Mistakes do happen. Check the operator manual, service manual and official deere.com website for official fuel capacity specifications.
