Brad Keselowski in rare territory for defending NASCAR champ

10. Martin Truex Jr. (unranked) -- His victory at Sonoma enabled him to bump Joey Logano from the final spot in the rankings, even though Logano had a solid

Things just haven't been the same for Brad Keselowski since his team was hit by costly penalties :: Robert Laberge/Getty Images

10. Martin Truex Jr. (unranked) -- His victory at Sonoma enabled him to bump Joey Logano from the final spot in the rankings, even though Logano had a solid 11th-place finish. Take away a blown engine at Dover, and Truex has an average finish of 8.7 over the past nine races.