Sport bike riders understand that many drivers and law enforcement officers have them pegged as dangerous, reckless pariahs of the highway who speed, rev loud engines and weave through traffic. Yet they ride on, despite the stereotypes and safety concerns that come with riding sport bikes, also known as "crotch rockets," designed for racing, cruising or "cornering" a curve by leaning in and finding a balance, typically with speed. Sport bikes offer a sense of freedom that Danny Sandbeck of Fargo says cannot be easily explained with words.