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Drafting, or slipstreaming, behind a car is strictly prohibited. Penalties range from a time penalty to disqualification, depending on the race officials' discretion.

Riders must wear a jersey that conforms to the team's registered design. It cannot have any modifications and must include space for race numbers and advertising as specified by the UCI.

If a cyclist crashes within the last 3 kilometers of a road race, they are given the same finishing time as the group they were with at the time of the incident to avoid unsafe racing conditions near the finish.

Bicycle handlebars must adhere to UCI regulations, which include restrictions on shape and size. For example, in time trial events, the aero bar extensions must not extend beyond 80cm from the vertical line of the bottom bracket.

In UCI races, team classification is based on adding the three best individual times from each team for each stage, with the lowest cumulative time determining the ranking.

UCI regulations allow bicycles to be made from any material that ensures the safety and fairness of the competition, provided that the bicycle meets other geometric and weight regulations.

Each of the Grand Tours has specific color requirements for its leader jerseys: yellow for the Tour de France, pink for the Giro d'Italia, and red for the Vuelta a España.

Yes, the UCI sets specific regulations regarding the size and placement of advertisements on jerseys to maintain rider identification and race aesthetics.

Time bonuses are awarded to the first three finishers of each stage and at intermediate sprints. The exact time deducted (bonus) is determined by the individual race's regulations.

Mechanical doping refers to the use of unauthorized motorized assistance within a bicycle. This is strictly prohibited and results in severe sanctions including disqualification, fines, and suspension.

The Blue Jersey, or 'Maglia Azzurra', is awarded to the leader of the mountain classification, which is determined by points collected at designated mountain summit finishes.

Bike changes during a time trial are allowed but must be executed without external assistance and as quickly as possible to minimize time lost, in compliance with UCI regulations.

According to UCI regulations, the maximum length of a time trial bicycle is 185 centimeters.

The use of radio communication devices is regulated and often limited to specific races or categories. They are generally permitted in professional races but restricted in lower categories or specific events as determined by the UCI.

Riders can be relegated for infractions like irregular sprinting, dangerous riding, failing to respect the race route, or hindering other riders. The race commissaires determine the consequences.

A push-off in track cycling is defined as a rider pushing another rider forward to gain advantage. It is prohibited, and riders can be penalized or disqualified for executing or receiving a push-off.

Riders are allowed one false start and are given a warning. Upon a second false start, the rider is disqualified from the event.

Yes, a rider can be penalized for littering on the course. Penalties range from fines to time penalties and, in severe cases, disqualification.

While there is no strict UCI regulation regarding tire width, all equipment must ensure the safety of the riders. Race organizers may also set specific requirements for certain events.

The Young Rider Classification is for participants under the age of 26. The rider with the lowest overall time in this age group is awarded the White Jersey.

The UCI (Union Cycliste Internationale) stipulates that the minimum weight of the bicycle used in competition must not be less than 6.8 kilograms (14.99 pounds) without on-board accessories.

Yes, as of recent changes in UCI regulations, disc brakes are now allowed in UCI-sanctioned road races.

Receiving unauthorized outside assistance can result in penalties ranging from time penalties to disqualification, based on the decision of the race commissaires.

Helmets are mandatory in all UCI-sanctioned road, track, and mountain bike events. They must meet specific safety standards set by the UCI.