The Dyna Super Glide is either a pure Big Twin riding machine, or a blank canvas for a personalized, custom motorcycle. In each case, it offers classic styling and a sporty ride. The Super Glide is the most-affordable Harley-Davidson Big Twin model. The Harley-Davidson Dyna family has its roots in the factory-custom revolution of the 1970s, and combines Big Twin performance with an extended FX front end. Dyna models deliver great handling and bold styling.