Formula 1 2017: New car launches in picturesPublished21 February 2017Shareclose panelShare pageCopy linkAbout sharingSorry, we can't display this part of the article any more.Pre-season testing scheduleFull 2017 race calendarLatest Formula 1 gossipMore on this story'Confident' Renault unveil new challengerPublished21 February 2017Sauber are first to reveal new 2017 carPublished20 February 2017Related internet linksBBC F1 TwitterBBC Sport FacebookBBC Sport TwitterFormula 1FIAThe BBC is not responsible for the content of external sites.
