Fuel tank capacity for the John Deere 6140D is 91 gal (344.4 L). That equals 45.5 gal (172.2 L) at half tank, with diesel listed as the fuel type.
Fuel tank capacity91 gal (344.4 L)Empty-to-full tank amount
Half tank45.5 gal (172.2 L)Planning guide
5-gal cansabout 19 x 5-gal cans to have enough fuel from emptyPortable fuel estimate
Fuel typedieselUse correct fuel
John Deere 6140D fuel tank capacity specs
Fuel tank capacity
91 gal (344.4 L)
Fuel capacity in litres
344.4 L
Half tank amount
45.5 gal (172.2 L)
5-gallon fuel cans
about 19 x 5-gal cans to have enough fuel from empty
10-litre fuel jugs
35 x 10-L jugs
Fuel type
diesel
Estimated full tank fuel weight
646 lb (293 kg) of diesel
Engine horsepower
140 hp
Engine displacement
4.5 L (274.6 cu in)
Fuel capacity per horsepower
0.65 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 6140D fuel planning notes
Fuel capacity note
The John Deere 6140D fuel tank is listed at 91 gal (344.4 L). Runtime changes heavily with load, throttle, terrain and implement use.
Refill planning
For an empty-to-full refill on the John Deere 6140D, plan for about 19 x 5-gal cans or 35 x 10-L jugs. Real fill amount can be slightly lower if fuel remains in the tank.
Fuel type note
For the John Deere 6140D, 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 6140D full tank fuel load is roughly 646 lb (293 kg) of diesel. Actual weight varies slightly by fuel blend and temperature.
Engine context
The John Deere 6140D engine specs listed with this page are engine horsepower 140 hp, engine displacement 4.5 L (274.6 cu in), and tank-to-power ratio 0.65 gal per hp. They help compare models but are not a fuel-consumption rating.
Fuel tank capacity guide
This model
91 gal
Guide low
30 gal
Guide typical
55 gal
Guide high
90 gal
Compared with a broad 6 Series guide, not the full tractor dataset.
John Deere 6140D fuel capacity FAQ
How much fuel should I buy for the John Deere 6140D?
The full fuel tank capacity for the John Deere 6140D is 91 gal (344.4 L). Runtime depends on load, throttle and terrain.
What is the John Deere 6140D fuel capacity in litres?
The John Deere 6140D fuel tank is 91 gal (344.4 L), which converts to about 344.4 litres.
What should the John Deere 6140D hold at half fuel?
Half-full fuel on the John Deere 6140D is about 45.5 gal (172.2 L). Use the tank gauge as a guide, not a lab instrument.
How much portable fuel should I bring for the John Deere 6140D?
Portable refueling for the John Deere 6140D is roughly about 19 x 5-gal cans or 35 x 10-L jugs. Bring extra only if you expect long runtime or heavy use.
What fuel should I put in the John Deere 6140D?
The John Deere 6140D fuel listing shows diesel. Use the correct fuel type and avoid mixing fuels.
How long will the John Deere 6140D run on a full tank?
The John Deere 6140D may run very different hours on the same 91 gal (344.4 L) tank depending on tillage, pulling, PTO load, hydraulic demand, transport speed and field conditions. Use fuel capacity for planning, not as a fuel-burn rating.
How does the John Deere 6140D tank size compare?
For the John Deere 6140D, the 91 gal (344.4 L) capacity is big enough that fuel trailer, farm tank or pump access can save time.
Official information note
Mistakes do happen. Check the operator manual, service manual and official deere.com website for official fuel capacity specifications.
