All bikes with the exception of penny-farthings are geared between the crankset and the rear wheel. Most bikes will include a range of gears, so that you can choose one appropriate to where you’re ...

So how do you modify your gear ratios? Well, those three inner gears are attached to curved arms. Each of these arms is connected to a free-spinning axle mounted in its own planetary drive gear. The ...

When did you last think about what goes on under the hood while cruising down the freeway in your trusty automatic ride? As you relax and enjoy the open road, the intricate dance of gears is probably ...

Electric vehicles (EVs) are on the rise, with practically every automotive company investing in a cleaner energy alternative. Unfortunately, that means parts like fuel tanks, pumps, and tailpipes are ...

For most drivers, a vehicle's automatic transmission — the most common kind of transmission nowadays, more's the pity — has three settings: Drive, Park, and Reverse. Most automatic transmissions, ...