What type of oil for 2001 Kawasaki Vulcan 1500?

For a 2001 Kawasaki Vulcan 1500, it's recommended to use a high-quality motorcycle oil with a viscosity of 10W-40, which is suitable for both hot and cold temperatures. Look for oil that meets or exceeds the API SG or higher specification. Synthetic or semi-synthetic oils can provide better protection and performance, especially in extreme conditions. Always check the owner's manual for the manufacturer's specific recommendations.