yeah rerouting that cable would be impossible i think. Cause it would need to go up to the neck of the bike to clear the wheel, and then back down to the engine and would probably be too short. Your best bet is to get another speedo, or just change the position so it tucks in behind the headlight more. heres what I did

http://www.bonnevilleamerica.com/forums/...part=1&vc=1