Bicycles do not require fuel as they are powered by human effort and do not have an engine. However, if you are referring to motorcycles, then yes, motorcycles generally have specific requirements for the type of fuel they can use.
Most motorcycles, especially those with internal combustion engines, are designed to run on gasoline, similar to cars. The specific grade of fuel required for motorcycles can vary depending on the engine design, compression ratio, and other factors specified by the manufacturer. Some motorcycles may run perfectly fine on regular-grade gasoline, while others may require a higher octane fuel, such as premium gasoline, to function optimally.
It's important to consult the owner's manual or contact the manufacturer to determine the recommended fuel grade for a specific motorcycle model. Using a lower grade of fuel than recommended may result in reduced performance or engine knocking, while using a higher grade of fuel than necessary may not provide any additional benefits and could be an unnecessary expense.