Cruiser bicycle Sears, Roebuck and Company, the Elgin Motor Bike was advertised, and the term motor-bike was explained as follows, "The term "Moto-Bike" has reference only to the type of frame, meaning that it is built on the order of a motorcycle". Schwinn was one of many manufacturers who contributed to the development of the cruiser at a time when U.S. bicycle sales had declined sharply due to the Great Depression; adults purchased few bicycles, which were seen as luxury products intended largely for sport or recreation. In response to other manufacturers' innovations, Schwinn conceived their own sturdy, affordable bicycle designed for
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