With bike the two key items are frame material and grears.

I would suggest getting an full Shimano Ultegra gear set.

here a few suggestions:

http://www.gtbicycles.com/pavement/c...usa&brand=pave

http://www.schwinnbike.com/products/...ail.php?id=602

http://www.ironhorsebikes.com/bikes/index.asp?ID=39

http://www.jensonusa.com/store/produ...s+Bike+05.aspx

http://www2.trekbikes.com/bikes/bike...id=1407000&f=2