James

Here are some articles I found on the subject...maybe helpful, maybe not...
I'm guessing you may have already seen the ride three site.

http://www.hackpilot.com/sidecars.htm

http://www.pashnit.com/bikes/sidecar.htm

http://www.motorcyclecruiser.com/str...ash/index.html

http://www.examiner.com/x-14097-Colo...-a-Sidecar-Rig

http://www.ridethree.com/