In general, they add:

A convertable 'Baggershield' windshield.
Clear front turn signal lenses
Certain parts are painted. (Painted by same entity that does all their custom trike painting. Lifetime warranty)

Centerstands area also added to the "Base" models.

Other options avaialable. (Exhaust, fog lights, etc)

Link to the bikes:

http://www.hondaofrussellville.com/o..._inventory.asp

The last I knew, different colors were available on request.

I've been told it takes ~around~ 10 days to paint one

Mine should be ready the middle of September. (I requested that date> It was not due to their schedule at the time of ordering)