The new movie, The Girl With The Dragon Tattoo, required three identical motorcycles for the character, Lisbeth Salander, to ride. Here's an article in bikeexif.com that explains how these bikes were prepared for the movie and how the star was trained to ride them. Here's an excerpt:
"About a year ago, I finished reading the final instalment of Stieg Larsson’s 'Millennium trilogy.' I found these Swedish crime novels absolutely gripping—and not just because the heroine Lisbeth Salander rides a motorcycle. In two weeks, the US movie adaptation of The Girl With The Dragon Tattoo will be released—so here’s a timely look at how the motorcycles used in the film were prepared. The job was given to Justin Kell of Glory Motor Works in LA, and it’s an insight into a rarely-seen aspect of the film-making process."Read the article.