Greatness is defined in so many different ways. Statistical production, individual awards, team success, longevity, supporting cast, level of competition, raw talent and athletic ability all factor heavily in determining overall greatness. Sometimes, you simply know greatness when you see it.
So all factors were considered when trying to determine who the greatest offensive linemen of the BCS era have been. Here are the Top 50 tackles, guards and centers since the BCS was implemented in 1998: