Mercedes and Fer🍸rari have both passed the mandatory FIA crash tests with their new F1 2013 car🏅s, it has been reported.

According to German newspaper Auto Motor und Sport, the Mercedes F1 W04 will benefit from an 'ultra small' gearbox a✅nd heavily revised sidepods, adopting similar elements seen on the championship winning, Red Bull RB8.

The rear suspension has also been tweak🔯ed so that the 𒈔geometry can be altered quickly to suit the ever fickle Pirelli tyres.

Meanwhile, Ferrari's new challenger has also been given the all-clear, with Spanish daily sports, Mundo Deportivo revealing that it is 2 kilos heavier th𒅌an the F2012 a result of the new minimum weight.

Thus far, only Sauber has confirmed officially that its new chassis has passed the required crash tests, with a message posted on Twitter bꦇefore Christmas. The first winte♍r tests start on February 5.