SPEED SPORT Power Rankings

Marc Marquez captured his sixth MotoGP title Sunday in Thailand. (Honda Photo)
Marc Marquez won 12 times this year in MotoGP competition. (Honda Photo)

1. Marc Marquez

Marc Marquez put a cap on his sixth MotoGP championship by winning the season finale Sunday at Spain’s famed Valencia circuit. It was the 12th victory of the season for the Honda rider.