John Deere 45A Fuel Tank Capacity

Quick answer

The John Deere 45A fuel tank capacity is 14.5 gal (54.9 L). It is listed with diesel fuel, a half-tank amount of 7.25 gal (27.4 L), and about 3 x 5-gal cans.

Fuel tank capacity14.5 gal (54.9 L)Empty-to-full tank amount

Half tank7.25 gal (27.4 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 45A fuel tank capacity specs

Fuel tank capacity	14.5 gal (54.9 L)
Fuel capacity in litres	54.9 L
Half tank amount	7.25 gal (27.4 L)
5-gallon fuel cans	about 3 x 5-gal cans to have enough fuel from empty
10-litre fuel jugs	6 x 10-L jugs
Fuel type	diesel
Estimated full tank fuel weight	103 lb (47 kg) of diesel
Engine horsepower	38 hp
Engine displacement	100.7 cu in (1.65 L)
Fuel capacity per horsepower	0.382 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 45A fuel planning notes

Fuel capacity note	For the John Deere 45A, fuel tank capacity is 14.5 gal (54.9 L). This helps with fill-up planning, fuel storage and estimating how much fuel to bring to a job.
Refill planning	The John Deere 45A is easiest to plan by container count: about 3 x 5-gal cans or 6 x 10-L jugs. Do not overfill past the filler-neck guidance.
Fuel type note	Fuel type matters on the John Deere 45A. The listed type is diesel, so use the correct fuel before judging performance or runtime.
Full tank weight	The John Deere 45A tank capacity equals roughly 103 lb (47 kg) of diesel when full. This helps when thinking about transport weight and fuel handling.
Engine context	The engine context for the John Deere 45A is engine horsepower 38 hp, engine displacement 100.7 cu in (1.65 L), and tank-to-power ratio 0.382 gal per hp. Use this for comparison only; runtime still depends on workload.

Fuel tank capacity guide

This model

14.5 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 45A fuel capacity FAQ

What is the full tank capacity for the John Deere 45A?

The John Deere 45A fuel tank capacity is 14.5 gal (54.9 L). Use this as the empty-to-full refueling amount.

How many litres is the John Deere 45A fuel tank?

In litres, the John Deere 45A fuel capacity is about 54.9 L based on the listed 14.5 gal (54.9 L) tank size.

What is half a tank on the John Deere 45A?

A half tank on the John Deere 45A works out to roughly 7.25 gal (27.4 L), based on the listed 14.5 gal (54.9 L) full capacity.

Can I fill the John Deere 45A from 5-gallon cans?

The John Deere 45A fuel capacity works out to about 3 x 5-gal cans or 6 x 10-L jugs. A normal top-up usually takes less.

Which fuel is listed for the John Deere 45A?

For the John Deere 45A, fuel type is listed as diesel. Do not assume diesel or gasoline without checking the machine label and manual.

Can the John Deere 45A run all day on one tank?

The John Deere 45A tank size is 14.5 gal (54.9 L), but runtime changes with workload. Fuel use is higher with loader work, rotary cutting, baling, tilling, pulling, hill work or heavy PTO use than with light mowing, road travel or low-load utility work.