Full synthetic motorcycle oil for four-cycle, air-cooled V-Twin type motorcycle engines, Protects against engine wear and transmission wear, and superb shear stability, Recommended by ExxonMobil for use in Harley-Davidson motorcycles, Helps with consistent power due to reduced frictional losses from optimized frictional properties, Delivers excellent 3-way protection for your air-cooled engine, transmission and primary chaincase.