The John Deere 6125R holds 58 gal (219.5 L) of fuel. The listed fuel type is diesel; half a tank is 29 gal (109.8 L), and an empty-to-full refill needs about 12 x 5-gal cans.
Fuel tank capacity58 gal (219.5 L)Empty-to-full tank amount
Half tank29 gal (109.8 L)Planning guide
5-gal cansabout 12 x 5-gal cans to have enough fuel from emptyPortable fuel estimate
Fuel typedieselUse correct fuel
John Deere 6125R fuel tank capacity specs
Fuel tank capacity
58 gal (219.5 L)
Fuel capacity in litres
219.5 L
Half tank amount
29 gal (109.8 L)
5-gallon fuel cans
about 12 x 5-gal cans to have enough fuel from empty
10-litre fuel jugs
22 x 10-L jugs
Fuel type
diesel
Estimated full tank fuel weight
412 lb (187 kg) of diesel
Engine horsepower
125 hp
Engine displacement
276 cu in (4.52 L)
Fuel capacity per horsepower
0.464 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 6125R fuel planning notes
Fuel capacity note
The useful refueling spec here is 58 gal (219.5 L). It tells you tank size; it does not guarantee hours of operation under load.
Refill planning
If carrying fuel to the John Deere 6125R, budget about 12 x 5-gal cans or 22 x 10-L jugs for a full empty-to-full refill.
Fuel type note
The John Deere 6125R fuel type is diesel. Wrong fuel is a much bigger problem than a slightly short top-up.
Full tank weight
A full tank on the John Deere 6125R adds 412 lb (187 kg) of diesel. This is an estimate for fuel weight only, not total machine weight.
Engine context
For comparison, the John Deere 6125R engine details listed here are engine horsepower 125 hp, engine displacement 276 cu in (4.52 L), and tank-to-power ratio 0.464 gal per hp. Tank size alone does not predict fuel use per hour.
Fuel tank capacity guide
This model
58 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 6125R fuel capacity FAQ
How many gallons of fuel does the John Deere 6125R take?
The empty-to-full fuel amount for the John Deere 6125R is 58 gal (219.5 L). If the gauge is not on empty, it will take less.
How many litres of fuel does the John Deere 6125R hold?
The John Deere 6125R holds about 219.5 litres of fuel when filled from empty.
How many litres is half a tank on the John Deere 6125R?
Half a tank on the John Deere 6125R is about 29 gal (109.8 L). Treat it as a planning number because gauge accuracy varies.
How many 10-litre jugs fill the John Deere 6125R?
From empty, the John Deere 6125R needs about 12 x 5-gal cans or 22 x 10-L jugs. If the tank already has fuel, you will need less.
Is the John Deere 6125R diesel or gasoline?
The John Deere 6125R is listed for diesel. Confirm at the cap, decal or manual before refueling if the machine history is unclear.
Can I calculate John Deere 6125R fuel burn from tank size?
You cannot get a reliable runtime from tank size alone. The John Deere 6125R fuel capacity is 58 gal (219.5 L), but fuel burn depends on field work.
Is the John Deere 6125R fuel tank big enough for regular use?
The John Deere 6125R falls into a larger utility / row-crop tank range at 58 gal (219.5 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.
