The John Deere 3140 fuel tank capacity is 33.29 gal (126 L). It is listed with diesel fuel, a half-tank amount of 16.64 gal (63 L), and about 7 x 5-gal cans.
Fuel tank capacity33.29 gal (126 L)Empty-to-full tank amount
Half tank16.64 gal (63 L)Planning guide
5-gal cansabout 7 x 5-gal cans to have enough fuel from emptyPortable fuel estimate
Fuel typedieselUse correct fuel
John Deere 3140 fuel tank capacity specs
Fuel tank capacity
33.29 gal (126 L)
Fuel capacity in litres
126 L
Half tank amount
16.64 gal (63 L)
5-gallon fuel cans
about 7 x 5-gal cans to have enough fuel from empty
10-litre fuel jugs
13 x 10-L jugs
Fuel type
diesel
Estimated full tank fuel weight
236 lb (107 kg) of diesel
Engine horsepower
97 hp
Engine displacement
359 cu in (5.88 L)
Fuel capacity per horsepower
0.343 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 3140 fuel planning notes
Fuel capacity note
The useful refueling spec here is 33.29 gal (126 L). It tells you tank size; it does not guarantee hours of operation under load.
Refill planning
The John Deere 3140 is easiest to plan by container count: about 7 x 5-gal cans or 13 x 10-L jugs. Do not overfill past the filler-neck guidance.
Fuel type note
The John Deere 3140 fuel type is diesel. Wrong fuel is a much bigger problem than a slightly short top-up.
Full tank weight
The John Deere 3140 tank capacity equals roughly 236 lb (107 kg) of diesel when full. This helps when thinking about transport weight and fuel handling.
Engine context
The engine context for the John Deere 3140 is engine horsepower 97 hp, engine displacement 359 cu in (5.88 L), and tank-to-power ratio 0.343 gal per hp. Use this for comparison only; runtime still depends on workload.
Fuel tank capacity guide
This model
33.29 gal
Guide low
6 gal
Guide typical
14 gal
Guide high
30 gal
Compared with a broad Compact / small utility tractor guide, not the full tractor dataset.
John Deere 3140 fuel capacity FAQ
What is the full tank capacity for the John Deere 3140?
For refueling, the John Deere 3140 is listed at 33.29 gal (126 L). This is tank size, not a guaranteed runtime figure.
How many litres of fuel does the John Deere 3140 hold?
In litres, the John Deere 3140 fuel capacity is about 126 L based on the listed 33.29 gal (126 L) tank size.
What is half a tank on the John Deere 3140?
A half tank on the John Deere 3140 works out to roughly 16.64 gal (63 L), based on the listed 33.29 gal (126 L) full capacity.
Can I fill the John Deere 3140 from 5-gallon cans?
The John Deere 3140 fuel capacity works out to about 7 x 5-gal cans or 13 x 10-L jugs. A normal top-up usually takes less.
Which fuel is listed for the John Deere 3140?
For the John Deere 3140, fuel type is listed as diesel. Do not assume diesel or gasoline without checking the machine label and manual.
Can the John Deere 3140 run all day on one tank?
You cannot get a reliable runtime from tank size alone. The John Deere 3140 fuel capacity is 33.29 gal (126 L), but fuel burn depends on compact tractor work.
Is the John Deere 3140 fuel tank big enough for regular use?
The John Deere 3140 falls into a utility tractor tank range at 33.29 gal (126 L). Use that to decide whether portable cans or pump refueling makes more sense.
Official information note
Mistakes do happen. Check the operator manual, service manual and official deere.com website for official fuel capacity specifications.
