This will get the job done with ease, The Nissan NV passenger van , for your wheel chair use get the high top It won't need any body mods to accept the w.c. lift and have plenty of head room.
I test drove one with our '69 25' Tradewind and it performed great.
The picture of the high roof is the commercial version also offered for the passenger version.
Glen & Jane 1969 Airstream 25' Trade Wind
2014 Toyota Tundra
1998 Chevy Tahoe
2001 Casita 13' Patriot Deluxe
2004 Chevy SSR
+ 4 other trailers & 6 other Cars & Trucks