A bicycle frame is the main component of a bicycle, onto which wheels and other components are fitted. The modern and most common frame design for an upright bicycle is based on the safety bicycle, and consists of two triangles: a main triangle and a paired rear triangle. This is known as the diamond frame. Frames are required to be strong, stiff and light, which they do by combining different materials and shapes.
Trek Bicycle Corporation is a bicycle and cycling product manufacturer and distributor under brand names Trek, Electra Bicycle Company, Bontrager, and Diamant Bikes. The company has previously manufactured bikes under the Gary Fisher, LeMond Racing Cycles, Klein, and Villiger Bikes brand names. With its headquarters in Waterloo, Wisconsin, Trek bicycles are marketed through 1,700 independently owned bicycle shops across North America, subsidiaries in Europe, Asia, South Africa, as well as distributors in 90 countries worldwide. Nearly all Trek bicycles are manufactured outside the United States, in countries including the Netherlands, Germany, Taiwan, and China.
Serotta is an American bicycle builder located in Saratoga Springs, New York. Named after founder Ben Serotta, the company was founded in 1972.
A racing bicycle, also known as a road bike is a bicycle designed for competitive road cycling, a sport governed by and according to the rules of the Union Cycliste Internationale (UCI).
Giant Manufacturing Co. Ltd. is a Taiwanese bicycle manufacturer, recognized as the world's largest bicycle designer and manufacturer. Giant has manufacturing facilities in Taiwan, the Netherlands, China,and Hungary. in future Vietnam will be the fifth location.
Calfee Design, headquartered in La Selva Beach, California, is a designer and manufacturer of carbon fiber bicycle frames. Directed by Craig Calfee, the firm employs about 20 people building carbon and bamboo bicycle frames as well as repairing carbon frames from other makers. Calfee built his first carbon fiber bike in 1987, the first all carbon fiber frameset to be raced in the Tour de France for Greg LeMond in 1991.
Independent Fabrication (IF) is a bicycle company located in Lynn, Massachusetts, USA. IF fabricates bicycle frames from steel, titanium and carbon fiber. Independent Fabrication has twice won the Bicycling Magazine "Dream Bike of the Year" with its carbon-tubed, titanium-lugged XS road frame. Independent Fabrication was founded by and is owned by its employees. In 2005, the company took part in a CNN television program called The TurnAround. The show paired a growing business with a mentor from a more successful company. Independent Fabrication was paired with Jeff Swartz, chief executive of Timberland.
Keith Bontrager is a motorcycle racer who became a pioneer in the development of the modern mountain bike. Between 1980 and 1995, he was president of his own Bontrager Company, which continues to develop components for Trek Bicycle Corporation after Trek bought out Bontrager.
Ibis Bicycles is a mountain bike manufacturer located in northern California, United States. It produces the popular Mojo, Ripmo, and Ripley mountain bike frames among other models. Ibis products are distributed in 33 countries.
GT Bicycles is an American company that designs and manufactures BMX, mountain, and road bicycles. GT is a division of the Dutch conglomerate Pon Holdings, which also markets Cannondale, Schwinn, Mongoose, IronHorse, DYNO, and RoadMaster bicycle brands; all manufactured in Asia.
Litespeed is a U.S. bicycle manufacturer founded in 1986 in Ooltewah, Tennessee by David Lynskey. Litespeed makes titanium and carbon fiber frame road racing bicycles and mountain bikes. Titanium bicycle frames are famed for their ride quality. Litespeed, along with triathlon specific bicycle manufacturer Quintana Roo, is a subsidiary of the American Bicycle Group.
Moots Cycles is an American bicycle manufacturer located in Steamboat Springs, Colorado. Founded in 1981 by Kent Eriksen, who is now a member of the Mountain Bike Hall of Fame, Moots has been identified as a source for innovation in the bicycle industry since its inception.
Merlin Metalworks, Inc. was a pioneer in titanium bicycle design and construction. Merlin introduced the first titanium alloy mountain bike, oversized tubesets, s-bend chain and seat stays for mountain bikes. For road bikes, Merlin commercialized the first titanium butted tubing and many other innovations.
L.H. Thomson is an American manufacturer of aerospace components and bicycle parts. It has a 60,000 square feet (5,600 m2) machine shop in Macon, Georgia.
Lynskey Performance Designs LLC is a titanium bicycle designer and manufacturing company based in Chattanooga, Tennessee, founded and currently operated by the Lynskey family, who began building titanium bicycles in 1984. The family founded the company Litespeed Titanium, which they sold in 1999. They began Lynskey Performance Designs in January 2006. Lynskey designs bicycles for the specific needs of road, mountain, touring, commuting, and urban riding. All Lynskey bicycles utilize titanium, an expensive metal that offers enduring strength yet is very light weight. Lynskey also designs a collection of stems, seatposts, and handlebars.
Markus Storck is a German bicycle designer and developer, known for creating the lightest racing bike fork in the world, made of carbon fiber, and the first ever carbon fiber bicycle crank. He is the managing director and founder of Storck Bicycle, designer, and innovator, and his current developments hold the world record lightness and stiffness to weight ratios.
Salsa Cycles is an American bicycle brand based in Bloomington, Minnesota. The company produces touring, mountain, road, and gravel bicycles, as well as bicycle components. The Salsa Cycles brand, along with its sister brands Surly Bikes and All-City Cycles, is owned by the Bloomington-based Quality Bicycle Products. The Salsa brand is widely recognized by winter biking enthusiasts in cold climates.
