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Deore XT is a mountain and touring bike groupset first introduced by Shimano in 1983. [1] It was Shimano's first mountain bike groupset, based on their existing Deore touring groupset, and it consisted of a triple-, double- or single chainring crankset, front and rear derailleurs, handlebar-mounted "finger" shifters, cantilever brakes, and large-flange hubs. [1]
Cost: The system is expensive compared to lower end mechanical derailleur systems. (The Shimano Dura Ace Di2 system costs in excess of $2500 in May, 2010). [24] Weight: Electronic groupsets are typically heavier than their mechanical counterparts. [25]
For a time 10 mm pitch chains, sprockets, and chainrings were used for motor-paced racing, to reduce the size and weight of the transmission system. Shimano Nexus: Shimano's family of internally geared hubs. Available in 3-, 7- and 8-speed with or without a coaster brake. The Nexus hubs are comparable in range to a full 16–20-speed system ...
A truck camper A truck camper customized for beach driving and offshore fishing A truck camper customized for beach driving and offshore fishing. In North America, the term truck camper and its abbreviation TC are generally used to refer to any recreational vehicle or RV that may be carried in the bed of a pickup truck.
A groupset or gruppo (from the Italian for "group", sometimes misspelled grouppo) is a bicycle component manufacturer's organized collection of mechanical parts. It generally refers to all of the components that make up a bicycle excluding the bicycle frame , fork , stem, wheels , tires, and rider contact points, such as the saddle and handlebars .
In 2008, Campagnolo introduced 11-speed drivetrains with Super Record, Record, and Chorus groupsets. Campagnolo has released an electronic version of its drivetrain. [7] In April 2018 Campagnolo launched 12-speed Record and Super Record groupsets, [8] and in 2020, the company launched Campagnolo Ekar, a 13-speed groupset aimed at gravel riders. [9]
Hyperglide is the name given by cycling component manufacturer Shimano to a sprocket design in their bicycle derailleur tooth cassette systems. [1] It varies gear tooth profiles, and/or pins along the faces of freewheel or cassette sprockets, or between the chainrings in a crankset , to ease shifting between them.
Auto 3 - The hub is fitted with a 3 speed automatic gear system, which utilizes a front hub dynamo to power a CPU that automatically changes the three speed internally geared hub. A similar system was built for the nexus 4. [4] Inter 4 - Nexus Inter 4 hubs had four speeds, but the same 186% range as the Inter 3.