This is the group:
The truck is a UNICAT build
There's also the speed increase on the highway. Takes a load off the drive train and engine. All potential bonuses.
Only downside is that the tires are starting to get a bit scarce in surplus. Really the only thing that's kept me from the swap (my truck eats tires like breakfast cereal).
Actually, there is a way to do a walk-thru but it can a good amount of work.
You first have to determine placement and relocate anything in the way between cab and box. On like the LMTV/MTV trucks, it's a PITA because it involves relocating the hydraulic spare tire lowering system, cab power...