Book excerpt: Celebrate more than a century of Harley-Davidson history with this definitive e-guide. Ultimate Harley-Davidson tells the story of the world's greatest motorcycle marque - from its origins in a backyard shed to the international company it is today. Gloriously illustrated gallery spreads showcase more than 70 of the best Harleys ever built, highlighting and exploring their defining features. Spectacular close-ups of key engines explain how the classic Harleys ran, while an updated catalogue of every production model provides technical data and key specs for each bike - including racing models, special one-offs, and limited-edition production runs. From the early bikes and their key innovations to the v-rods and sports bikes of recent years, it is the complete guide for lovers of this American classic. Whether you're an easy rider or born to be wild, there is only one Harley-Davidson, and this is the book for you.