Across the 1979 and 1980 model years, the Kawasaki Z 400 G motorcycle has a listed wet/running weight of 401.2 lb (182 kg).
Kawasaki Z 400 G weight overview
This is neither unusually light nor extremely heavy. For most riders the practical weight question is more about seat height, center of mass and low-speed balance than the scale number alone.
Middleweight Motorcycle
How heavy is the Kawasaki Z 400 G?
wet weight
Using a model-level wet weight comparison, the Kawasaki Z 400 G is lighter than about 67% of 144 Kawasaki motorcycles with compatible weight data.
Ready-to-ride weight
Bike + rider total weight
These totals use the model’s representative wet weight. They exclude riding gear, luggage and a passenger.
Kawasaki Z 400 G weight & related specs
| Model years covered | 1979, 1980 |
|---|---|
| Wet / running weight | 401.2 lb (182 kg) |
| Engine displacement | 390 cc to 399 cc |
| Power | 27 hp |
| Fuel capacity | 3.7 US gal (14 L) |
| Full-tank fuel weight (estimated) | 23 lb (10.4 kg) |
Weight changes by model year
Useful weight calculations
| Horsepower per 100 lb | 6.73 hp / 100 lb |
|---|---|
| Pounds per horsepower | 14.86 lb / hp |
| Displacement per pound | 0.97 cc / lb to 0.99 cc / lb |
| Weight per 100 cc | 100.6 lb / 100 cc to 102.9 lb / 100 cc |
| Fuel weight as % of bike weight | 5.7% |
What the weight numbers tell you
Kawasaki Z 400 G weight FAQ
How heavy is the Kawasaki Z 400 G ready to ride?
Listed ready-to-ride weight is 401.2 lb (182 kg). The year-specific section above shows which years use each figure where the supplied value changes.
Is the Kawasaki Z 400 G heavy compared with other Kawasaki motorcycles?
It is on the lighter side in this dataset. Its representative wet weight sits around the 33rd weight percentile among 144 Kawasaki motorcycles, meaning most compatible models are heavier.
Does the Kawasaki Z 400 G weight change by model year?
Not in the usable weight data on this page. Across the covered 1979-1980 years, the supplied weight figure remains the same where comparable values are available.
How much does the Kawasaki Z 400 G fuel weigh?
The listed tank capacity is 3.7 US gal (14 L). Using approximately 0.745 kg/L gasoline, a full tank is roughly 23 lb (10.4 kg). That is an estimate for fuel mass, not an official Kawasaki curb-weight calculation.
How heavy is the Kawasaki Z 400 G with an average-size rider?
A 180 lb rider brings the simple bike-plus-rider total to roughly 581.2 lb (263.6 kg) using the representative wet/running figure. Gear and luggage would add more.
How much horsepower does the Kawasaki Z 400 G have per 100 lb?
Where compatible power and weight figures are available, it works out to 6.73 hp per 100 lb. That places it around the 46th percentile within the compatible Kawasaki motorcycles power-to-weight comparison.
How large is the Kawasaki Z 400 G engine for its weight?
Engine displacement relative to bike weight is 0.97 cc per lb to 0.99 cc per lb. It can help compare motorcycles from very different displacement classes without relying on cc alone.
Is the Kawasaki Z 400 G above or below the typical Kawasaki motorcycle weight?
The model sits about 62.3 lb (28.2 kg) lighter than the compatible median Kawasaki motorcycle weight used on this page.
Will the Kawasaki Z 400 G feel heavy at low speed?
It is most likely to feel heavy while stopped, backing up or on a slope rather than once settled at normal riding speed. Seat height and center of gravity matter a lot.
Motorcycle specifications can vary by model year, market, equipment and the exact dry/curb-weight definition. Calculated fuel-weight and ratio figures on this page are estimates derived from the supplied specifications. Confirm critical figures in the owner’s manual or on the official Kawasaki website.