For the 2010 model year, the Yamaha XT 660R motorcycle has a listed wet/running weight of 399 lb (181 kg).
Yamaha XT 660R 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 XT 660R?
wet weight
Using a model-level wet weight comparison, the Yamaha XT 660R is heavier than about 56.6% of 197 Yamaha 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 XT 660R weight & related specs
| Model years covered | 2010 |
|---|---|
| Wet / running weight | 399 lb (181 kg) |
| Engine displacement | 660 cc |
| Torque | 44.3 lb-ft (60 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 | 11.09 lb-ft / 100 lb |
|---|---|
| Displacement per pound | 1.65 cc / lb |
| Weight per 100 cc | 60.5 lb / 100 cc |
| Fuel weight as % of bike weight | 6.2% |
What the weight numbers tell you
Yamaha XT 660R weight FAQ
How heavy is the Yamaha XT 660R ready to ride?
Listed ready-to-ride weight is 399 lb (181 kg).
Is the Yamaha XT 660R heavy compared with other Yamaha motorcycles?
It sits fairly close to the middle of the category. Its representative wet weight is around the 57th percentile among 197 compatible Yamaha motorcycles.
How much does the Yamaha XT 660R fuel weigh?
The listed tank capacity is 3.96 US gal (15 L). Using approximately 0.745 kg/L gasoline, a full tank is roughly 24.6 lb (11.2 kg). That is an estimate for fuel mass, not an official Yamaha curb-weight calculation.
How heavy is the Yamaha XT 660R with an average-size rider?
A 180 lb rider brings the simple bike-plus-rider total to roughly 579 lb (262.6 kg) using the representative wet/running figure. Gear and luggage would add more.
How much torque does the Yamaha XT 660R have per 100 lb?
The calculated torque-to-weight range is 11.09 lb-ft per 100 lb. It is useful for comparing bikes with very different overall weights.
What is the Yamaha XT 660R displacement per pound?
Engine displacement relative to bike weight is 1.65 cc per lb. It can help compare motorcycles from very different displacement classes without relying on cc alone.
What is the Yamaha XT 660R weight difference versus the category median?
The model sits about 24 lb (10.9 kg) heavier than the compatible median Yamaha motorcycle weight used on this page.
Will the Yamaha XT 660R 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.