Only Dunlop makes motorcycle tires here for the way you ride here. O.E. Meets the rigid demands of the bike manufacturer. V-Twin: Meant for American-made iron. An advanced tread pattern and specifically formulated compound helps deliver impressive grip in The D401 has been a favorite among Harley riders for many years. It comes in a variety of sizes to fit Harley cruisers. The D401 is the approved Harley-Davidson® cruiser tire. Co-Branded: Dunlop is the original brand of tire certified to say Harley-Davidson® right on the sidewall. Made in U.S.A.