The car was driven by Mark Webber and rookie Christian Klien[4] and its first 2004 Formula One outing was at the Circuit de Catalunya, Barcelona in pre-season testing.

[7][8] Webber drove the R5B in Japan during Friday practice, but due to the lack of running have to revert to the old car for the race.

The team retained their long-tem sponsorship whith HSBC during the Stewart Grand Prix period along with support from Hangar-7.

At the Monaco Grand Prix, Jaguar unveiled a special livery to promote the new film, Ocean's Twelve.

[11] When Red Bull bought the Jaguar team in November 2004, they had just a few days to come up with an all new livery in time for their first pre season tests.