Across the 1971 and 1972 model years, the Yamaha DS 7 motorcycle has a listed wet/running weight of 321.9 lb (146 kg).
Yamaha DS 7 weight overview
This sits in a fairly light weight range. That does not guarantee easy handling, but it reduces the sheer mass you have to manage at a stop.
Light Motorcycle
How heavy is the Yamaha DS 7?
wet weight
Using a model-level wet weight comparison, the Yamaha DS 7 is lighter than about 69.1% of 34 Yamaha classic 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.
Yamaha DS 7 weight & related specs
| Model years covered | 1971, 1972 |
|---|---|
| Wet / running weight | 321.9 lb (146 kg) |
| Engine displacement | 247 cc |
| Fuel capacity | 3.17 US gal (12 L) |
| Full-tank fuel weight (estimated) | 19.7 lb (8.9 kg) |
Weight changes by model year
Useful weight calculations
| Displacement per pound | 0.77 cc / lb |
|---|---|
| Weight per 100 cc | 130.3 lb / 100 cc |
| Fuel weight as % of bike weight | 6.1% |
What the weight numbers tell you
Yamaha DS 7 weight FAQ
How heavy is the Yamaha DS 7 ready to ride?
Listed ready-to-ride weight is 321.9 lb (146 kg). The year-specific section above shows which years use each figure where the supplied value changes.
Is the Yamaha DS 7 heavy compared with other Yamaha classic motorcycles?
It is on the lighter side in this dataset. Its representative wet weight sits around the 31st weight percentile among 34 Yamaha classic motorcycles, meaning most compatible models are heavier.
Does the Yamaha DS 7 weight change by model year?
Not in the usable weight data on this page. Across the covered 1971-1972 years, the supplied weight figure remains the same where comparable values are available.
How much does the Yamaha DS 7 fuel weigh?
The listed tank capacity is 3.17 US gal (12 L). Using approximately 0.745 kg/L gasoline, a full tank is roughly 19.7 lb (8.9 kg). That is an estimate for fuel mass, not an official Yamaha curb-weight calculation.
How heavy is the Yamaha DS 7 with an average-size rider?
A 180 lb rider brings the simple bike-plus-rider total to roughly 501.9 lb (227.6 kg) using the representative wet/running figure. Gear and luggage would add more.
What is the Yamaha DS 7 displacement per pound?
Engine displacement relative to bike weight is 0.77 cc per lb. It can help compare motorcycles from very different displacement classes without relying on cc alone.
What is the Yamaha DS 7 weight difference versus the category median?
The model sits about 54 lb (24.5 kg) lighter than the compatible median Yamaha classic motorcycle weight used on this page.
Will the Yamaha DS 7 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 Yamaha Motorsports website.