Listen to Symphony No. 40 in G Minor, K. 550: I. Allegro molto online. Symphony No. 40 in G Minor, K. 550: I. Allegro molto is an English language song and is sung by Southwest German Radio Symphony Orchestra. Symphony No. 40 in G Minor, K. 550: I. Allegro molto, from the album The Best 250 Minutes of Mozart, was released in the year 2008. The duration of the song is 7:53. Download English songs online from JioSaavn.