enow.com Web Search

Search results

1. Results from the WOW.Com Content Network

2. Bicycle gearing - Wikipedia

   en.wikipedia.org/wiki/Bicycle_gearing

   A single-speed bicycle is a type of bicycle with a single gear ratio and a freewheel mechanism. These bicycles are without derailleur gears, hub gearing or other methods for varying the gear ratio of the bicycle. Adult single-speed bicycles typically have a gear ratio of between 55 and 75 gear inches, depending on the rider and the anticipated ...

3. Derailleur - Wikipedia

   en.wikipedia.org/wiki/Derailleur

   A modern road bicycle drivetrain with front and rear derailleurs. Various derailleur systems were designed and built in the late 19th century. One example is the Protean two-speed derailleur available on the Whippet safety bicycle. [4]

4. Fixed-gear bicycle - Wikipedia

   en.wikipedia.org/wiki/Fixed-gear_bicycle

   A track bicycle or track bike is a form of fixed-gear bicycle optimized for racing at a velodrome or at an outdoor track. Some road racing and club cyclists use a fixed-gear bicycle for training during the winter months, generally using a relatively low gear ratio, believed to help develop a good pedalling style. [5]

5. Bicycle drivetrain systems - Wikipedia

   en.wikipedia.org/wiki/Bicycle_drivetrain_systems

   A chain drive and rear derailleur gear change, the most popular system in use today A shaft-drive with crankset and rear gear hub. Bicycle drivetrain systems are used to transmit power on bicycles, tricycles, quadracycles, unicycles, or other human-powered vehicles from the riders to the drive wheels.

6. Electronic gear-shifting system - Wikipedia

   en.wikipedia.org/wiki/Electronic_gear-shifting...

   The first commercially successful electronic gear shift system for road bicycles was introduced by Shimano in 2009, the Di2. [3] Three professional teams used the Di2 in the 2009 Tour of California: Columbia High Road, Garmin Slipstream, and Rabobank; [3] and several teams and riders, including George Hincapie, used it during the 2009 Tour de ...

7. Shifter (bicycle part) - Wikipedia

   en.wikipedia.org/wiki/Shifter_(bicycle_part)

   A bicycle shifter or gear control or gear levers is a component used to control the gearing mechanisms and select the desired gear ratio. Typically, they operate either a derailleur mechanism or an internal hub gear mechanism. In either case, the control is operated by moving a cable that connects the shifter to the gear mechanism.