John Deere 520 Fuel Tank Capacity

Quick answer

Fuel tank capacity for the John Deere 520 is 12 gal (45.4 L). That equals 6 gal (22.7 L) at half tank, with diesel listed as the fuel type.

Fuel tank capacity12 gal (45.4 L)Empty-to-full tank amount

Half tank6 gal (22.7 L)Planning guide

5-gal cansabout 3 x 5-gal cans to have enough fuel from emptyPortable fuel estimate

Fuel typedieselUse correct fuel

John Deere 520 fuel tank capacity specs

Fuel tank capacity	12 gal (45.4 L)
Fuel capacity in litres	45.4 L
Half tank amount	6 gal (22.7 L)
5-gallon fuel cans	about 3 x 5-gal cans to have enough fuel from empty
10-litre fuel jugs	5 x 10-L jugs
Fuel type	diesel
Estimated full tank fuel weight	85 lb (39 kg) of diesel
Engine horsepower	38.6 hp
Engine displacement	189.8 cu in (3.11 L)
Fuel capacity per horsepower	0.311 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 520 fuel planning notes

Fuel capacity note	The John Deere 520 fuel tank is listed at 12 gal (45.4 L). Runtime changes heavily with load, throttle, terrain and implement use.
Refill planning	For an empty-to-full refill on the John Deere 520, plan for about 3 x 5-gal cans or 5 x 10-L jugs. Real fill amount can be slightly lower if fuel remains in the tank.
Fuel type note	For the John Deere 520, fuel choice is listed as diesel. Capacity tells you how much; fuel type tells you what to put in it.
Full tank weight	For transport and storage planning, the John Deere 520 full tank fuel load is roughly 85 lb (39 kg) of diesel. Actual weight varies slightly by fuel blend and temperature.
Engine context	The John Deere 520 engine specs listed with this page are engine horsepower 38.6 hp, engine displacement 189.8 cu in (3.11 L), and tank-to-power ratio 0.311 gal per hp. They help compare models but are not a fuel-consumption rating.

Fuel tank capacity guide

This model

12 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 520 fuel capacity FAQ

How much fuel should I buy for the John Deere 520?

For refueling, the John Deere 520 is listed at 12 gal (45.4 L). This is tank size, not a guaranteed runtime figure.

What is the John Deere 520 fuel capacity in litres?

The John Deere 520 fuel tank is 12 gal (45.4 L), which converts to about 45.4 litres.

What should the John Deere 520 hold at half fuel?

Half-full fuel on the John Deere 520 is about 6 gal (22.7 L). Use the tank gauge as a guide, not a lab instrument.

How much portable fuel should I bring for the John Deere 520?

Portable refueling for the John Deere 520 is roughly about 3 x 5-gal cans or 5 x 10-L jugs. Bring extra only if you expect long runtime or heavy use.

What fuel should I put in the John Deere 520?

The John Deere 520 fuel listing shows diesel. Use the correct fuel type and avoid mixing fuels.

How long will the John Deere 520 run on a full tank?

The John Deere 520 may run very different hours on the same 12 gal (45.4 L) tank depending on loader work, PTO implements, mowing, pulling, road travel and terrain. Use fuel capacity for planning, not as a fuel-burn rating.