Harley Davidson motorcycles remain the most popular motorcycle in the world. Harley owners and enthusiasts will love this handy little guide to their best-known bikes, complete with color photos and full specifications. Featuring eye-popping color photos of more than 250 Harley-Davidson motorcycles, enthusiasts will see the evolution of the bikes from 1903 to today's most popular models. Each photo is accompanies by a detailed caption with information on options and equipment offered with the bike.