For the 2014 model year, the Yamaha SR400 B.S.R motorcycle has a listed wet/running weight of 383.6 lb (174 kg).
Yamaha SR400 B.S.R weight overview
This is middleweight territory: substantial enough to feel planted, but still well short of heavyweight touring and large-cruiser mass.
Middleweight Motorcycle
How heavy is the Yamaha SR400 B.S.R?
wet weight
Using a model-level wet weight comparison, the Yamaha SR400 B.S.R is lighter than about 57.1% of 28 Yamaha allround models 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 SR400 B.S.R weight & related specs
| Model years covered | 2014 |
|---|---|
| Wet / running weight | 383.6 lb (174 kg) |
| Engine displacement | 399 cc |
| Torque | 20.2 lb-ft (27.4 Nm) |
| Fuel capacity | 3.17 US gal (12 L) |
| Full-tank fuel weight (estimated) | 19.7 lb (8.9 kg) |
Useful weight calculations
| Torque per 100 lb | 5.27 lb-ft / 100 lb |
|---|---|
| Displacement per pound | 1.04 cc / lb |
| Weight per 100 cc | 96.1 lb / 100 cc |
| Fuel weight as % of bike weight | 5.1% |
What the weight numbers tell you
Yamaha SR400 B.S.R weight FAQ
How much does the Yamaha SR400 B.S.R weigh?
The available wet/running figure is 383.6 lb (174 kg). This is more representative of the motorcycle you actually push, park and ride than a dry-only specification.
How does the Yamaha SR400 B.S.R weight compare with similar Yamahas?
It is not an extreme outlier for the category. The model ranks around the 43rd percentile for weight among 28 compatible Yamaha allround models.
What does a full tank of gas weigh on the Yamaha SR400 B.S.R?
A full tank works out to about 19.7 lb (8.9 kg) from the listed 3.17 US gal (12 L) capacity. Actual fuel density varies slightly, so treat it as a practical estimate.
What does the Yamaha SR400 B.S.R weigh with a 180 lb rider?
The approximate combined total is 563.6 lb (255.6 kg) with a 180 lb rider, based on the representative wet/running weight used on this page.
What is the Yamaha SR400 B.S.R torque per 100 lb of bike weight?
Available data gives 5.27 lb-ft per 100 lb. That ratio helps explain how strong the engine is relative to the bike’s mass, especially at lower speeds.
How many cc does the Yamaha SR400 B.S.R have per pound?
The model has about 1.04 cc per lb in the available data. This simply shows how much engine displacement there is for each pound of motorcycle weight.
Is the Yamaha SR400 B.S.R easy to move around by hand?
The number is manageable for a road bike, but you still notice it when parking, making tight low-speed turns or catching a lean. On the move, chassis balance can make it feel lighter than the scale suggests.
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.