Cities in Motion: Metro Stations was released on 14 June 2011 featuring 2 new metro stations.
A third DLC, Cities in Motion: Design Now, was released on 14 June 2011, and included 5 new vehicles for each method of transportation.
On ApParadox Interactive released the DLC Cities in Motion: Design Classics, followed on by Cities in Motion: Design Marvels, featuring five new vehicles in each release.