What type of engine oil is used for a 2004 Yamaha Bear Tracker 250?

For a 2004 Yamaha Bear Tracker 250, it is recommended to use a 10W-40 oil that meets API service classifications SG or higher. Yamaha's own brand of oil or any high-quality motorcycle-specific oil is ideal. Always check the owner's manual for the most accurate specifications and recommendations for your specific model.