I haven't heard anything about FG production stoppage.
what do you mean by "remote central lockin"?? Door locks or diffs?
And here is a bit more technical info.
No mention of engine power however.
http://www.mitsubishi-fuso.com.my/highlight/44.html
The biggest downside that I see is in the area of the new BlueTec® emission system.
My understanding is that no modifications to the exhaust can be made. That could be a real pain if you needed to move it to fit water tanks etc.