There's only small bits of info on it out there. I do remember reading that they have added their armour damage system that was in their WW2 OFP mod (part of which is present in that big WW2 mod Nokturnal), an improved version I am guessing.
With the disappointment that many RO players are expressing with Red Orchestra 2 now would be the time to play up Iron Front.
I like that we'll be fighting on the eastern front. Too many FPS focus on the allies on the western front.
This is no FPS
"We've been looking for the enemy for some time now. We've finally found him. We're surrounded. That simplifies things"
60 years later and some 8,000 km SW of Chosin Reservoir that's the awful truth.