What kind of oil is best for a 2000 xr100?

For a 2000 Honda XR100, it's recommended to use a high-quality 10W-40 motorcycle oil, which provides good protection and performance across various temperatures. Look for oil that meets JASO MA or MA2 standards, as these are specifically formulated for wet clutch applications found in motorcycles. Always check the owner's manual for specific recommendations and maintenance intervals.