The Trek 1.2 gives improved performance over the Trek 1.1 thanks to improved shifting, less weight, carbon fork and faster acceleration. It features 9-speed high performance Shimano Sora STI shifters and Shimano Sora front and Shimano Tiagra rear derailleurs. Other high performace parts from Bontrager are used such as the tires, saddle, seat post, handlebars and stem. The Trek 1.2 is also in women's models as the Trek 1.2 WSD. Both men and women's models are available in Alpha White Aluminum frame in sizes varying from 50 - 62 cm and 47 - 56 cm respectively.