Mark Cavendish, Marcel Kittel, Fernando Gaviria, Caleb Ewan, Peter Sagan, and Alexander Kristoff are all set to contend for sprint wins in California
The 32-year-old will return to racing next month after three crashes earlier this season put him on the shelf.
Mark Cavendish crashed in the final 10 kilometers of Milano-Sanremo on Saturday. It is the third heavy fall for him in the last month.
Former world champion Lizzie Deignan is expecting. Bouhanni disappointed to miss Sanremo, and the French cheater is punished.
Crashing during Tirreno-Adriatico's stage 1 team time trial, Mark Cavendish finished outside the time limit
The British sprinter collided with a car in the opening moments of stage 1 and was later taken to the hospital with neck pain.