Sauber: Bottas' race engineer switch tied to Audi forward planning

Sauber representative Alessandro Alunni Bravi has revealed that the team’s decision ahead of the Miami Grand Prix to swap Valtteri Bottas' race engineer was a move dictated by Audi's forward planning ahead of its full works entry into Formula 1 in 2026.

Bottas had worked alongside engineer Alex Chan since joining Sauber in 2022 and was informed ahead of last weekend’s race that Steven Petrick, a former performance engineer with Ferrari, would be taking Chan’s place.

The move hinted at a bigger picture...