This is rather exciting! An official production chart for the BMW 4-Series Coupe and Convertible has surfaced which shows some detail for the up and coming 2014 cars. This chart 100% confirms the production of the F32 (Coupe) 428i and 435i along with the xDrive version. Production is set to start in July 2013 in Munich and end in June 2014 for the Coupe and start in November 2013 and end in June 2014 for the Convertible (F33). That is only 12 months for the Coupe and 8 months for the Convertible.