I have not owned an EarthRoamer, new or used. I do own an olderXP Camper, bought used. A few thoughts:
1) A new EarthRoamer is about $700K. A new Nimbl/GXV/EarthCruiser can be had for less, but still a lot more than $105K, or $150K. So, if your budget is in the $150K range, used is your...