A fixed gear bike, or “fixie,” is a bicycle in which the sprocket is directly attached to the hub with no freewheel mechanism. This means that the fixie cannot coast, as when the bike is in motion, the pedals are always in motion. This unique feature allows a cyclist to stop the bike without the use of brakes, as the pedals always turn in the same direction as the rear wheel. The fixed gear also allows a rider to ride in reverse. Most fixed gear bikes have only one gear ratio.
A fixed gear bike is defined as any bicycle without a freewheel. Therefore, a fixed gear bike can be any type of bicycle. One of the most common is the track bicycle, a bicycle used for racing inside of a velodrome or an outdoor racing track. Fixed gears were also used by road cyclists for training during the winter using a low gear ratio, which is believed to help develop a better style of pedaling. Fixies were also commonly used in the 1950′s in the UK for time trials. The fixed gear bike has gained immense popularity in urban North America in the 2000′s, which has been credited to bike messengers. Fixed gear bikes are also used in cycle ball, bike polo, and artistic cycling. A fixie is also very suitable for doing track stands, which is a maneuver in which the bicycle is held stationary and balanced upright with the rider’s feet holding the pedals in place.
Cyclists use fixed gear bikes for many reasons, some of which include its light weight, low maintenance, and down-right simplicity. Some people just find it more enjoyable to ride a fixed gear bike than the freewheel counterpart. Some cyclists prefer a fixie in slippery riding conditions because the transmission provides feedback on the grip of the back tire. Descending using a fixed gear bike is more difficult, as the rider must pedal at very fast speeds, up to 170 rpm. This enforced spin in the cranks is said to increase “souplesse,” which is a French word meaning suppleness or flexibility. Riding a fixed gear bike is considered to help encourage a more efficient pedaling style, which would help out a great deal when the rider goes back to riding a freewheel bicycle. The challenge when getting used to riding a fixie is the novice rider’s tendency to coast when riding, which can lead to loss of control on a fixie. Also, taking corners with speed can be dangerous, as the pedals cannot be aligned to allow space for the turn as can be done when riding freewheel.
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