February 28, 2018

Sauber mechanics wheel Marcus Ericsson back into the garage

© Jerry Andre/Sutton Images

February 28, 2018

Marcus Ericsson heads down the pit lane in the Sauber

© Mark Sutton/Sutton Images

February 27, 2018

Charles Leclerc on track in the Sauber

© Mark Sutton/Sutton Images

February 27, 2018

Charles Leclerc on track in the Sauber

© Jerry Andre/Sutton Images

February 27, 2018

Charles Leclerc on track in the Sauber with aero paint on front suspension

© Jerry Andre/Sutton Images

February 27, 2018

Charles Leclerc pulls out of the Sauber garage

© Mark Sutton/Sutton Images

February 27, 2018

Charles Leclerc in the Sauber garage

© Mark Sutton/Sutton Images

February 26, 2018

Marcus Ericsson returns to the pit

© Jerry Andre/Sutton Images

February 26, 2018

Marcus Ericsson on track in the Sauber

© Jerry Andre/Sutton Images

February 26, 2018

Marcus Ericsson on track in the Sauber

© Jerry Andre/Sutton Images

February 26, 2018

Marcus Ericsson pulls out of the Sauber garage

© Mark Sutton/Sutton Images

February 20, 2018

Sauber C37 features prominent Alfa Romeo sponsorship

© Alfa Romeo Sauber

February 20, 2018

Sauber C37 features prominent Alfa Romeo sponsorship

© Alfa Romeo Sauber

February 20, 2018

Sauber C37 features prominent Alfa Romeo sponsorship

© Alfa Romeo Sauber