What type of oil goes in a 2001 Kawasaki 1500 Vulcan classic?

For a 2001 Kawasaki 1500 Vulcan Classic, it's recommended to use a high-quality motorcycle oil with a viscosity of 10W-40. Look for oil that is specifically formulated for motorcycles, which often includes additives suitable for wet clutches. It's also advisable to choose oil that meets or exceeds API service classifications such as SG or higher. Always check the owner's manual for the most accurate specifications.