Specialized Bicycle Components Italian bike components that were difficult to find in the United States, but the company began to produce its own bike parts by 1976, starting with the Specialized Touring Tire. In 1981, the company introduced its first two bikes, the Sequoia, a sport-touring design and the Allez, a road bike. Specialized also introduced the first major production mountain bike in the world, the Stumpjumper, in 1981. Like the Sequoia and Allez, the Stumpjumper was designed by Tim Neenan and based on an early Tom Ritchey design. Specialized continues to produce bikes under the Stumpjumper name, including both hardtail and full-suspension
Trek Bicycle Corporation American team riding an American made bicycle. Armstrong went on to win a record-setting seven-consecutive Tours de France, all of them aboard Trek bicycles. He did at some points ride a Litespeed bike, painted and badged as a Trek. In 2012, all of Armstrong's Tour victories were rescinded after Armstrong was found to have violated anti-doping regulations. In 1998, Trek established its Advanced Concepts Group (ACG), a collection of engineers and technicians dedicated to technologies development. The leading edge of Trek's design and engineering efforts, ACG is perhaps best known for a number of products introduced and used by Lance