A number freeware repaints are available for the DC-9 Classic. All the freeware repaints for the DC-9 Classic have been created using the repaint kit by McPhat Studios. Many of the repaints can be found at the Flight1 File Library, but you can also find repaints for the DC-9 Classic at other flightsim file servers.
Flight1 File Library DC-9 Classic Section
Here are some screenshots of some of the repaints you can find at the Flight1 File Library. All these repaints were created by DC-9 Classic customers and are available as freeware.