The Triumph Bonneville is considered by many to be a motorcycling icon. Launched to great acclaim in 1959, and made famous by racers and film stars, it was a powerful good-looking machine. Taking the history of Triumph motorcycles as its starting point, the author goes on to describe the birth of the Bonnie and chronicles the changes that Triumph made to the bike, year by year. The book presents the history of the Bonneville from its pre-war origins and also offers detailed year-by-year specifications, state of the industry sections for every year and information on the modern Triumph Bonneville.