Originally Posted by Speedo
With 451s and 1 1/8 tires 54/15 will give you about 72 gear inches.
Nice bike.
Can you really find a Ti seatpost that is long enough and has the right diameter?
I think I remember reading that you can get this directly from swiftfolder.com. I'm not sure where I read it, but I seem to remember a pricetag of about $90.