Michelin has outlined the color codes it will use to identify its tires in MotoGP this year.It retains the Bridgestone approach of not marking the sidewalls of the medium-compound dry tires, and giving its soft tires a white mark, while yellow is used for the hard compound.Michelin's intermediate tire, one...

By Firestone RacingPublished: Aug 1, 2015Editor's note: Dale Harrigle, chief engineer for Bridgestone America’s Motorsports and manager of race tire development, highlights the testing that went into development of the new rain tire for the Verizon IndyCar Series in "The Engineers' Spin" -- a behind-the-scenes look at Firestone Racing's program...

Spectators, TV viewers and Verizon IndyCar Series teams will be able to better distinguish which cars are running Firestone Racing’s new rain tire by its silver stripe, which complements the red stripe on the alternate tires for road and street courses.The rain tires will be available this weekend at the...