The lifespan of a chain and sprocket set can vary depending on several factors, including riding conditions, maintenance, and the quality of the components used. However, it is generally recommended to replace the chain and sprocket set of a motorcycle, including the Yamaha FZS V3, after riding approximately 20,000 to 30,000 kilometers (12,000 to 18,000 miles).
Regular maintenance and inspection of the chain and sprocket set can help prolong their lifespan. It's important to keep the chain properly lubricated, adjust the tension according to the manufacturer's specifications, and regularly inspect for signs of wear, such as loose links, excessive stretching, or worn teeth on the sprockets. If you notice any significant wear or damage, it's advisable to replace the chain and sprocket set sooner rather than later to avoid potential issues or safety concerns.
It's always best to consult the owner's manual or seek advice from a qualified Yamaha service center for the most accurate and up-to-date information regarding the chain and sprocket replacement for your Yamaha FZS V3.