Team Lotus T128
Lotus Renault GP R31
Mercedes MGP W02
Red Bull RB7
Toro Rosso STR6
The build up to the Formula One 2011 season is officially underway with the launch of eight new cars and the beginning of on-track action in the first official winter test in Valencia.
Ferrari kicked off the launch season in Maranello on Friday and it has been joined in revealing its car by Team Lotus, Sauber, Mercedes, Lotus Renault GP, Williams, Toro Rosso and reigning champion Red Bull.
Check back to this page on autocar.co.uk over the coming days for all the F1 2011 launch latest, including full stories and pictures of all the new cars as they are launched and tested for the first time. Click on the links below for more on each of the 2011 challengers.