Across 6 covered model years from 2017 to 2023, the Kawasaki Z125 has listed fuel capacities ranging from 2 US gal (7.57 L) to 2.91 US gal (11 L), depending on model year.
Kawasaki Z125 fuel tank overview
Across the supplied years, the Kawasaki Z125 sits around a compact tank based on its listed capacity. Using the supplied fuel-consumption figures, the mathematical full-tank range works out to about 26 miles (418 km).
Compact Tank
Fuel-tank size comparison
The representative 2.91 US gal (11 L) tank is smaller than the median among the 388 Kawasaki motorcycles in this dataset. The comparison-group median is 4.15 US gal (15.71 L).
Kawasaki motorcycles
Fuel capacity across model years
This shows the smallest and largest supplied tank capacities for this model.
3.4 L spread
Kawasaki Z125 fuel & related specs
| Model years covered | 2017, 2019, 2020, 2021, 2022, 2023 |
|---|---|
| Fuel capacity | 2 US gal (7.57 L) to 2.91 US gal (11 L) |
| Listed fuel consumption | 2.63 L/100 km (89.4 mpg US / 38 km/L) |
| Engine displacement | 125 cc |
| Wet / running weight | 224.9 lb (102 kg) to 324.1 lb (147 kg) |
Kawasaki Z125 fuel capacity by year
A dash means the relevant figure was not supplied for that model year.
| Year | Fuel capacity | Reserve | Listed consumption | Est. full-tank range |
|---|---|---|---|---|
| 2017 | 2 US gal (7.57 L) | — | — | — |
| 2019 | 2.91 US gal (11 L) | — | — | — |
| 2020 | 2.91 US gal (11 L) | — | — | — |
| 2021 | 2.91 US gal (11 L) | — | — | — |
| 2022 | 2.91 US gal (11 L) | — | — | — |
| 2023 | 2.91 US gal (11 L) | — | 2.63 L/100 km (89.4 mpg US / 38 km/L) | 26 miles (418 km) |
Fuel capacity changes by model year
Grouped values below show where supplied tank, reserve, consumption or calculated-range figures differ across the covered years.
Useful fuel calculations
These are calculated from the supplied specifications; they are not guaranteed real-world figures.
| Approx. fuel weight with a full tank | 12.4 lb (5.6 kg) to 18.1 lb (8.2 kg) |
|---|---|
| Estimated full-tank range | 26 miles (418 km) |
What the fuel numbers tell you
Kawasaki Z125 fuel capacity FAQ
How big is the Kawasaki Z125 fuel tank?
The supplied model-year specifications list fuel capacity at 2 US gal (7.57 L) to 2.91 US gal (11 L).
Did the Kawasaki Z125 fuel capacity change by year?
Yes. Across the supplied comparable years, listed capacity ranges from 2 US gal (7.57 L) to 2.91 US gal (11 L). Check the year table for the exact model year.
What fuel consumption is listed for the Kawasaki Z125?
The supplied figures range from 2.63 L/100 km (89.4 mpg US / 38 km/L), depending on model year.
How far can the Kawasaki Z125 go on a full tank?
Using the listed tank capacity and listed consumption from the same model-year rows gives an estimated full-tank range of 26 miles (418 km). Real-world range can be lower or higher.
How much does a full tank of fuel weigh on the Kawasaki Z125?
Using approximately 0.745 kg per litre for gasoline, the listed tank capacity represents about 12.4 lb (5.6 kg) to 18.1 lb (8.2 kg) of fuel.
What engine size does the Kawasaki Z125 have?
The supplied displacement figures span 125 cc across the model years covered.
Is fuel capacity the same as usable riding fuel?
Not necessarily. Published tank capacity is a nominal total capacity. Real usable fuel can vary slightly with filling method, bike angle, tank design and when the low-fuel or reserve system is triggered.
Motorcycle specifications can vary by model year, market and equipment. Fuel capacity is a nominal published figure, while calculated fuel weight and range figures on this page are estimates derived from the supplied specifications. Real-world fuel economy and range vary with speed, riding style, load, weather, terrain, tune and fuel level. Confirm critical specifications in the owner’s manual or on the official Kawasaki website.