Schwinn Bicycle Company a separate deal with the China Bicycle Co. (CBC) to produce bicycles to be sold under the Schwinn brand. In retaliation, Giant introduced its own line of Giant-branded bikes for sale to retailers carrying Schwinn bikes. Both Giant and CBC used the dies, plans, and technological expertise from Schwinn to greatly expand the market share of bicycles made under their own proprietary brands, first in Europe, and later in the United States. By 1990, other United States bicycle companies with reputations for excellence in design such as Trek, Specialized, and Cannondale had cut further into Schwinn's market. Unable to produce
Specialized Stumpjumper in full (front and rear) suspension and hardtail (front suspension only) options, with the former named the Stumpjumper FSR. Professional mountain bikers who ride Stumpjumpers include Christoph Sauser and Ned Overend. Overend won the 1990 Mountain Bike World Championships – the first ever event of its kind – on a carbon-fiber prototype Stumpjumper. Specialized Stumpjumper The Specialized Stumpjumper is a mountain bike produced by Specialized Bicycle Components. When it was first produced in 1981, the Stumpjumper was the first mass-production mountain bike. The Stumpjumper is still in production, although its design has changed significantly since it was first sold. Stumpjumpers