For your consideration, here are several impressive chassis-mounted custom camping vehicles.
These are in the "less than 15,000 lbs" weight class.
All Terrain Warriors http://www.allterrainwarriors.com.au/ Australia
Geocar http://www.geocar.com/ Germany
Polycomposit http://www.polycomposit.com France
Azalai http://www.azalai.co.uk/ Great Britain
EarthCruiser http://www.earthcruiser.com.au/ Australia
Expedition-Cabin http://www.expedition-cabin.de/ Germany
XPCamper http://www.xpcamper.com USA
totally custom Toyota by forum participant Sönke
For lots of details see http://expeditionportal.com/forum/showthread.php?t=20822
BiMobil EX345 on Iveco Daily 4x4 chassis http://www.bimobil.com/
Earthroamer XV-JP http://www.earthroamer.com USA
These are in the "less than 15,000 lbs" weight class.
All Terrain Warriors http://www.allterrainwarriors.com.au/ Australia

Geocar http://www.geocar.com/ Germany

Polycomposit http://www.polycomposit.com France

Azalai http://www.azalai.co.uk/ Great Britain

EarthCruiser http://www.earthcruiser.com.au/ Australia

Expedition-Cabin http://www.expedition-cabin.de/ Germany

XPCamper http://www.xpcamper.com USA

totally custom Toyota by forum participant Sönke

For lots of details see http://expeditionportal.com/forum/showthread.php?t=20822
BiMobil EX345 on Iveco Daily 4x4 chassis http://www.bimobil.com/

Earthroamer XV-JP http://www.earthroamer.com USA
