Across 4 covered model years from 1983 to 1986, the Yamaha XZ 550 S motorcycle has a listed wet/running weight of 502.7 lb (228 kg).
Yamaha XZ 550 S weight overview
This is a substantial motorcycle. The weight matters most when stopped, backing it up, parking on a slope or recovering from a lean.
Heavy Motorcycle
How heavy is the Yamaha XZ 550 S?
wet weight
Using a model-level wet weight comparison, the Yamaha XZ 550 S is heavier than about 83.3% of 69 Yamaha naked bikes 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 XZ 550 S weight & related specs
| Model years covered | 1983, 1984, 1985, 1986 |
|---|---|
| Wet / running weight | 502.7 lb (228 kg) |
| Engine displacement | 553 cc |
| Power | 64 hp |
| Fuel capacity | 4.49 US gal (17 L) |
| Full-tank fuel weight (estimated) | 27.9 lb (12.7 kg) |
Weight changes by model year
Useful weight calculations
| Horsepower per 100 lb | 12.73 hp / 100 lb |
|---|---|
| Pounds per horsepower | 7.85 lb / hp |
| Displacement per pound | 1.1 cc / lb |
| Weight per 100 cc | 90.9 lb / 100 cc |
| Fuel weight as % of bike weight | 5.6% |
What the weight numbers tell you
Yamaha XZ 550 S weight FAQ
How much does the Yamaha XZ 550 S weigh?
The available wet/running figure is 502.7 lb (228 kg). This is more representative of the motorcycle you actually push, park and ride than a dry-only specification.
How does the Yamaha XZ 550 S weight compare with similar Yamahas?
It is on the heavier side. Its representative wet weight is around the 83rd percentile among 69 compatible Yamaha naked bikes.
Are all Yamaha XZ 550 S model years the same weight?
The supplied comparable weight values do not show a meaningful change across the 1983-1986 years covered here.
What does a full tank of gas weigh on the Yamaha XZ 550 S?
A full tank works out to about 27.9 lb (12.7 kg) from the listed 4.49 US gal (17 L) capacity. Actual fuel density varies slightly, so treat it as a practical estimate.
What does the Yamaha XZ 550 S weigh with a 180 lb rider?
The approximate combined total is 682.7 lb (309.6 kg) with a 180 lb rider, based on the representative wet/running weight used on this page.
Is the Yamaha XZ 550 S strong for its weight?
The calculated range is 12.73 hp per 100 lb. This ratio is usually more informative for acceleration comparisons than horsepower alone. That places it around the 56th percentile within the compatible Yamaha naked bike power-to-weight comparison.
How much of the Yamaha XZ 550 S total weight comes from fuel?
Fuel accounts for roughly 5.6% of the available motorcycle weight figure. On lighter bikes that share can be surprisingly noticeable.
What is the Yamaha XZ 550 S engine-size-to-weight ratio?
The model has about 1.1 cc per lb in the available data. This simply shows how much engine displacement there is for each pound of motorcycle weight.
How far is the Yamaha XZ 550 S from the median Yamaha naked bike weight?
The representative wet weight is about 83.8 lb (38 kg) heavier than the median Yamaha naked bike weight of 418.9 lb (190 kg) in this dataset.
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.