Formula 1 Bell helmets from the 2017 season.
The 2017 Formula 1 season was the 68th Formula 1 season. "Formula 1", officially the "FIA Formula One World Championship", is the highest class in motorsport as determined by the Fédération Internationale de l'Automobile.
Nico Rosberg was the reigning driver world champion, but on December 2, 2016, he announced that he would end his Formula 1 career immediately. Mercedes was the reigning world champion among the constructors and extended it after the Grand Prix of the United States. Lewis Hamilton took his fourth world title in Formula 1 in the following race in Mexico.