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. Most Trek bicycles are manufactured outside the United States, in countries including the Netherlands, Germany, Taiwan, and China.
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).
Colnago Ernesto & C. S.r.l. or Colnago is a manufacturer of high quality road-racing bicycles founded by Ernesto Colnago near Milano in Cambiago, Italy. It remained a family-controlled firm until May 4, 2020, when it was announced that the UAE-based investment company, Chimera Investments LLC, had acquired a majority of the Colnago shares from Ernesto Colnago, although the headquarters will remain located in Italy after the acquisition. Instead of following his family's farming business, Ernesto Colnago chose to work in the cycle trade, and was apprenticed first to Gloria Bicycles at the age of 13, and subsequently taking up road racing. After a bad crash ended his racing career, he began subcontracting for Gloria, and opened his own shop in 1954, building his first frames the same year. While building frames, he remained much in demand as a racing mechanic. He was second mechanic on the Nivea team Giro d'Italia under Faliero Masi in 1955, eventually being employed as head mechanic for the Molteni team of Belgian cycling legend Eddy Merckx in 1963.
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.
SRAM LLC is a privately owned bicycle component manufacturer based in Chicago, Illinois, United States, founded in 1987. SRAM is an acronym comprising the names of its founders, Scott, Ray, sAM,. The company produces a range of internally developed cycling components, including Grip Shift, separate gravel, road, and mountain drivetrains from 7 to 12 speed. SRAM developed the eagle line of mountain bike specific drivetrain components intended to improve shifting performance. SRAM was also the first to release a dedicated "one by" drivetrain with a single front chain-ring.
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.
Joe Breeze is an American bicycle framebuilder, designer and advocate from Marin County, California. An early participant in the sport of mountain biking, Breeze, along with other pioneers including Gary Fisher, Charlie Kelly, and Tom Ritchey, is known for his central role in developing the mountain bike. Breeze is credited with designing and building the first all-new mountain bikes, which riders colloquially called Breezers. He built the prototype, known as Breezer #1, in 1977 and completed nine more Series I Breezers by early 1978. Breezer #1 is now in the collection of the Smithsonian Institution’s National Museum of American History.
Ibis Bicycles is a mountain bike manufacturer located in northern California. 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.
Turner Suspension Bicycles, Inc is an American bicycle frame manufacturer, based in Murrieta, California, specializing in full suspension mountain bikes. Turner Bikes was founded in 1994 by David Turner, a former professional mountain bike rider who had ridden for the Marin and Mongoose teams. Turner had also worked with Horst Leitner at AMP Research whilst Horst developed the Horst Link suspension design.
Rocky Mountain is a Canadian bicycle manufacturer based in Saint-Georges, Quebec. Its name is a reference to the mountain range that stretches from eastern British Columbia to the southwest United States.
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.
A BMX bike is an off-road sport bicycle used for racing or stunt riding. BMX means bicyclemotocross.
The NuVinci Continuously Variable Planetary Transmission is a type of roller-based continuously variable transmission (CVT) manufactured and marketed by the American company Fallbrook Technologies Inc. The design saw its initial market application as a bicycle gearing system, first available in December 2006 in the Netherlands and United States. NuVinci CVP technology is also currently under development for other applications, including wind turbines, light electric vehicles, outdoor power equipment, and automotive front-end accessory drives.
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 have been raced professionally by riders including Christoph Sauser and Ned Overend.
Fyxation is a bicycle company based in Milwaukee, Wisconsin, founded by Nick and Ben Ginster in 2009. The initial products were pedals, handlebars, saddles, and tires. This has been expanded to include frames, complete bicycles, and leather beer and wine caddies. Bicycle models include fixed-gear, cyclo-cross, and fatbikes.
Basso Bikes is an Italian brand that produces and sells road racing bicycles founded in 1977 by Alcide Basso, brother of the world champion Marino Basso. Before registering the company, Alcide Basso started making bicycles in his family's garage in 1974, in Rettorgole di Caldogno. Currently, the company headquarter is located in San Zenone degli Ezzelini, in the province of Treviso, while the production department is located in Dueville, in the province of Vicenza.
