The goal is to send crank data to a handlebar-mounted UI via WiFi with a pair of ESP8266 modules. We like the idea of a bicycle area network, but [chiprobot] has his work cut out for him in terms ...

Made to fit Shimano direct-mount cranksets, the new Tumbleweed Wagon Wheel Chainring fills the specific need for replaceable ...

Deputy Editor Tara Seplavy and Test Editor Dan Chabanov discuss crank length and whether you should change to a shorter ...

Deputy Editor Tara Seplavy and Test Editor Dan Chabanov discuss crank length and whether you should change to a shorter ...

A crank drive motor is positioned at the bike’s pedals, providing direct power to the rider through a system that integrates with the bike’s gears. Unlike hub motors, which are located in the ...

The Derailleur gear system moves the bicycle chain between different gears on both the crank and rear sprocket gearsets. This is achieved by displacing the chain sideways so that it 'jumps' from one ...