Originally Posted by
hokiefyd
No worries. I've had 2.1" tires on my Giant Roam's rims before (54mm tires on 19mm rims). Keep proper inflation in them and a 43-45mm tire will be just fine.
Did the cornering get a little squirmy? That would be my concern; granted it is not a race bike.
BTW: Were you on Odyclub? (Honda Forum) If so I appreciated your transmission saga. My 2001 just got to 94,000 and has a flare between 1-2 now.