So why does a dispute over the size of a rear sprocket — and the gear ratio that provides — have the potential to change the face of global sport regulation? Just like a bike, where that ratio has the ...

Motorcycles aren’t the wondrously complex machines many people make them out to be. Although outside observers might see a bike as a delicate ballet of rider inputs and bare suspension scaffolding, it ...

In bicycles, gears are required to couple the cyclist's output to the motion of the rear wheel. A selection of gear ratios is desirable to maintain a good impedance match between the cyclist and the ...

Gears let you tackle the steepest climbs and efficiently roll on the flat, find out how they work in this article. Up until the early 1990’s, gear shift levers were normally located on the downtube of ...

Gears not shifting as well as they should? We show you the tricks you need to keep them clicking cleanly into place. Before working on your gears, clean both derailleurs in situ with a degreaser. An ...