Grid briefing
Justin Allgaier leads the NASCAR O'Reilly Auto Parts Series at Charlotte starting lineup
How the front row was set
Rain washed out both Charlotte practice and qualifying. The rule-book metric assigned Justin Allgaier P1 and Corey Day P2 for the 38-car field.
What track position means at Charlotte Motor Speedway
Charlotte's 1.5-mile oval changes from daylight toward night, forcing teams to adjust aero and mechanical balance over the race.
NASCAR O'Reilly Auto Parts Series at Charlotte grid watch
Ross Chastain came from P14 to win after the race itself was interrupted by weather, so neither the grid nor the finish was produced by a normal dry-weekend sequence.
Starting-order facts checked against NASCAR Charlotte O'Reilly weather lineup. A post-qualifying inspection or unapproved adjustment can still send a car to the rear without changing its scored starting position.