And it marks a rethink of the Red Bull junior team's driver strategy, with both of the drivers who have raced for them since 2006 being dumped.

BBC: Bourdais to join Toro Rosso in F1

Vettel took the first victory for a Red Bull-designed car last year when he won the Italian Grand Prix while driving for junior team Toro Rosso.

BBC: Red Bull expect wins from new car