Across the 1979, 1980 and 1981 model years, the Yamaha SR 500 S (spoked wheels) motorcycle has a listed wet/running weight of 383.6 lb (174 kg).
Yamaha SR 500 S (spoked wheels) 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 Yamaha SR 500 S (spoked wheels)?
wet weight
Using a model-level wet weight comparison, the Yamaha SR 500 S (spoked wheels) is heavier than about 52.9% 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 SR 500 S (spoked wheels) weight & related specs
| Model years covered | 1979, 1980, 1981 |
|---|---|
| Wet / running weight | 383.6 lb (174 kg) |
| Engine displacement | 499 cc |
| Power | 27 hp |
| 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
| Horsepower per 100 lb | 7.04 hp / 100 lb |
|---|---|
| Pounds per horsepower | 14.21 lb / hp |
| Displacement per pound | 1.3 cc / lb |
| Weight per 100 cc | 76.9 lb / 100 cc |
| Fuel weight as % of bike weight | 5.1% |
What the weight numbers tell you
Yamaha SR 500 S (spoked wheels) weight FAQ
How heavy is the Yamaha SR 500 S (spoked wheels) ready to ride?
Listed ready-to-ride weight is 383.6 lb (174 kg). The year-specific section above shows which years use each figure where the supplied value changes.
Is the Yamaha SR 500 S (spoked wheels) heavy compared with other Yamaha classic motorcycles?
It sits fairly close to the middle of the category. Its representative wet weight is around the 53rd percentile among 34 compatible Yamaha classic motorcycles.
Does the Yamaha SR 500 S (spoked wheels) weight change by model year?
Not in the usable weight data on this page. Across the covered 1979-1981 years, the supplied weight figure remains the same where comparable values are available.
How much does the Yamaha SR 500 S (spoked wheels) 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 SR 500 S (spoked wheels) with an average-size rider?
A 180 lb rider brings the simple bike-plus-rider total to roughly 563.6 lb (255.6 kg) using the representative wet/running figure. Gear and luggage would add more.
How much horsepower does the Yamaha SR 500 S (spoked wheels) have per 100 lb?
Where compatible power and weight figures are available, it works out to 7.04 hp per 100 lb. That places it around the 38th percentile within the compatible Yamaha classic power-to-weight comparison.
How many cc does the Yamaha SR 500 S (spoked wheels) have per pound?
Engine displacement relative to bike weight is 1.3 cc per lb. It can help compare motorcycles from very different displacement classes without relying on cc alone.
How does the Yamaha SR 500 S (spoked wheels) compare with the median Yamaha classic motorcycle weight?
The model sits about 7.7 lb (3.5 kg) heavier than the compatible median Yamaha classic motorcycle weight used on this page.
Will the Yamaha SR 500 S (spoked wheels) 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.