Before I get all the "fuck you Turkish007! We hate you for suggesting stuff! You freaking bastard!We're so much more superior than you!" comments rolling around this thread, I want to make this clear that I will make this thread actually sound in your taste of a forum thread.
The Panhard 178 (which is a French light armoured combat vehicle) was also fielded on the Eastern Front as a railway defense system by the Germans. They captured plenty of French vehicles in the 1940 blitz into France.
Is it possible to see this in FH2 Eastern Front? Well as I remember the upcoming map Prokhorovka had a railroad, could it be put into use in that map maybe?
Here is the video that inspired me to suggest this, and a pretty explanative one:
http://www.youtube.com/watch?v=pxpokkpsHmMIt would basically work like the train we have in FH2, operating on one railway system (tyres were changed with railway-fitting ones) but capable to shoot. I think it would be pretty neat!
Here is the BG42 one (but with tyres, not fitting a railway):
Whadayathink?