Sal,
Most riders are switching to the Michelin Pilot Road 4's after the OEM's are done. For your best deal I usually start here.
http://www.americanmototire.com/catalog/product_info.php?products_id=6222
And for the front
http://www.americanmototire.com/catalog/product_info.php?cPath=200_255_1077&products_id=6270
http://www.americanmototire.com