The 2006 smart car is a grey market car and I don't know if they're towable or not. They became "legitimate" imports for the 2008 model year and they are, indeed, towable. we've got over 30K miles on ours behind our motorhome and love it!
Alan Hepburn - San Jose, Ca
2007 Bounder 35E being pushed by a 2017 Jeep Wrangler Unlimited (JKU) Sport
Good Sam Member #566004 * FMCA Member #F431612