The Sauber C34 is a Formula One race car designed and built by the Swiss Sauber team for the 2015 Formula One World Championship season.

The chassis of the car was designed to adapt to the new technical regulations introduced for the 2015 season, which saw an increase in the width of the nose and a narrowing of the front wing. The car was built around a monocoque carbon fiber chassis, with double wishbone suspension at the front...