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
Mountain bike full XC and All-Mountain bikes. Examples include the Giant Trance, the Trek Fuel EX series, and the Specialized Stumpjumper FSR, among many others. With less of an emphasis on weight, trail bikes are typically built to handle rougher terrain than dedicated XC bikes while having slacker head angles (68-69°) which provide greater stability while descending. Trail bikes are designed for approximately 60-70% uphill, and 30-40% downhill riding. Enduro/all-mountain (AM) bikes bridge the gap between cross-country and freeride bikes, such as the Trek Remedy and Specialized Enduro series, typically weighing between . These bikes tend to feature greater suspension travel, frequently