International has an OK sized vehicle as well:
http://www.internationaldelivers.com/site_layout/xtfamily/cxt.asp
http://www.internationaldelivers.com/assets/pdf/CXTdetail.pdf
Looks like they make a military version too:
http://www.internationaldelivers.com/site_layout/xtfamily/cxt.asp
http://www.internationaldelivers.com/assets/pdf/CXTdetail.pdf
Looks like they make a military version too: