Suzuki V-Strom motorcycles have generally been known for their reliability. However, it's important to note that reliability can vary between different generations and model years. It is always a good idea to research the specific model and year you are interested in to understand any potential issues or recalls associated with it.
Regarding the specific issue you mentioned with magnets moving from their position on the flywheel, it appears to be related to older models of the Suzuki V-Strom. It's worth noting that manufacturers often address such issues in subsequent generations or through recalls and updates.
To get the most accurate and up-to-date information on the reliability of recent generations of Suzuki V-Strom motorcycles, I recommend consulting user reviews, motorcycle forums, and professional reviews specific to the particular model and year you are interested in. These sources will provide you with insights from owners and experts who have firsthand experience with the motorcycle and can provide more detailed information about its reliability.