After placing fourth in Sunday’s Cup Series race at Michigan International Speedway, Kyle Busch has a 75-point lead over Kevin Harvick.
Harvick is followed by Joey Logano (-98) and Brad Keselowski (-150).
Clint Bowyer, who earned his second win of the season, is fifth (-154).
With 11 races remaining in the regular season, six drivers have clinched playoff berths with victories, leaving 10 spots still up for grabs on points.
Alex Bowman (ranked 15th) holds the last provisional playoff spot, four points ahead of Ricky Stenhouse Jr.