For the 2011 model year, the Yamaha DS4 Drag Star Four 400 motorcycle has a supplied wet/running weight of 496 lb (225 kg) and a dry weight of 460.8 lb (209 kg).
Yamaha DS4 Drag Star Four 400 weight overview
At this weight, footing and parking technique matter. Once moving, geometry and balance can disguise the mass, but you still have to manage the full weight at walking speed.
Heavy Motorcycle
How heavy is the Yamaha DS4 Drag Star Four 400?
wet weight
Using a model-level wet weight comparison, the Yamaha DS4 Drag Star Four 400 is heavier than about 84% of 197 Yamaha motorcycles with compatible weight data.
Dry vs 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 DS4 Drag Star Four 400 weight & related specs
| Model years covered | 2011 |
|---|---|
| Wet / running weight | 496 lb (225 kg) |
| Dry weight | 460.8 lb (209 kg) |
| Engine displacement | 399 cc |
| Torque | 23.6 lb-ft (32 Nm) |
| Fuel capacity | 3.96 US gal (15 L) |
| Full-tank fuel weight (estimated) | 24.6 lb (11.2 kg) |
Useful weight calculations
| Torque per 100 lb | 4.76 lb-ft / 100 lb |
|---|---|
| Displacement per pound | 0.8 cc / lb |
| Weight per 100 cc | 124.3 lb / 100 cc |
| Fuel weight as % of bike weight | 5% |
| Weight with full tank | 485.4 lb (220.2 kg) |
What the weight numbers tell you
Yamaha DS4 Drag Star Four 400 weight FAQ
What is the Yamaha DS4 Drag Star Four 400 dry and wet weight?
Across the covered 2011 years, listed wet/running weight is 496 lb (225 kg) and listed dry weight is 460.8 lb (209 kg). Check the year-change section because the exact figure can vary by model year.
Is the Yamaha DS4 Drag Star Four 400 lighter or heavier than other Yamaha motorcycles?
Compared with similar Yamahas in this dataset, it is heavier than about 84% of 197 motorcycles using the same weight basis.
How much does a full tank add to the Yamaha DS4 Drag Star Four 400?
Based on the supplied 3.96 US gal (15 L) tank capacity, the gasoline itself weighs about 24.6 lb (11.2 kg) when full. This helps explain part of the difference between dry and ready-to-ride mass.
What is the combined Yamaha DS4 Drag Star Four 400 and rider weight?
Using the model’s representative wet/running weight and a 180 lb rider, the combined bike-and-rider mass is about 676 lb (306.6 kg) before riding gear, luggage or a passenger.
What is the estimated Yamaha DS4 Drag Star Four 400 weight with a full tank of gas?
Filling the listed tank brings the calculated bike weight to roughly 485.4 lb (220.2 kg). This estimate is most useful when no official wet/running figure is available.
How much weight do fuel and fluids add to the Yamaha DS4 Drag Star Four 400?
Where both figures are available, the listed wet-versus-dry difference is about 35.3 lb (16 kg). That gap reflects fuel and operating fluids, plus any differences in how the source defines dry and running weight.
How much of the Yamaha DS4 Drag Star Four 400 total weight comes from fuel?
The calculated full-tank fuel mass is about 5% of the bike’s listed weight. This helps show why a dry-weight number can understate what you actually manage on the road.
How does Yamaha DS4 Drag Star Four 400 torque compare with its weight?
Where compatible torque and weight figures are available, the model works out to 4.76 lb-ft per 100 lb. This gives more context than torque alone because it relates engine twist to the mass it has to move.
What is the Yamaha DS4 Drag Star Four 400 engine-size-to-weight ratio?
The available figures work out to 0.8 cc per lb. This is not a performance rating, but it is a useful way to compare engine size against total motorcycle mass.
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.