Trek Bicycle Corporation Design (WSD) bicycle and accessories. WSD products are designed to fit female riders, and feature sizing and proportions appropriate for women. In October 2001, Trek introduced a custom bike program named Project One, which gave customers the opportunity to customize their Trek bike by selecting the bike's paint scheme and component mix. Hoping to expand into a new market segment, Trek introduced Trek Travel in December 2002, a provider of luxury and performance cycling vacations in Europe and North America. Trek Travel operated as a wholly owned subsidiary of Trek Bicycle until January 2007, when Trek spun off its interests
Trek Bicycle Corporation for Trek, marking the year that the company unveiled its first molded carbon fiber frame, the Trek 5000. The 5000 frameset (monocoque carbon frame plus bonded aluminum fork) had an advertised weight of . Designed by Trek but built by Brent Trimble, an outside manufacturer, the 5000 suffered enough quality problems that it was discontinued after just one year. But the lessons learned from the 5000 would prove to be instrumental in driving Trek to develop its own carbon manufacturing capabilities in the coming years. In 1990 Trek developed a new category of bicycle that combined the comfort features of