Nissan is rolling out their new commercial vans in 1/2 ton, 3/4 tone, and 1 ton models. Unfortunately they are not offering any models with 4wd or awd. I think this would have given them a leg up on the competition and a great base for Sportsmobile or other RV manufacturers.
Linky:
http://www.nissancommercialvehicles.com/NV
Linky:
http://www.nissancommercialvehicles.com/NV