It will go down as one of the great rivalries in AMA Superbike history, the battle between Ben Spies and Mat Mladin. Here Spies (1) leads Mladin (6) and Neil Hodgson (100) at Road America in 2008.  Spies is shooting for a World Superbike Championship this weekend in Portugal. Mladin meanwhile has moved on to life after racing taking care of his numerous business ventures.

Ben Spies (1) leads Mat Mladin (6) and Neil Hodgson (100) at a round of the 2008 AMA Superbike Championship at Road America. (Larry Lawrence photo)