William Byron and group of Xfinity Series regulars led the final practice session for the Hisense 4K TV 300 at Charlotte Motor Speedway.
Byron led the way with a speed of 182.716 mph around the 1.5-mile track.
In second was Christopher Bell (182.008), who is making his first Xfinity start this weekend. Filling out the top five was Brandon Jones (181.990), Spencer Gallagher (181.348) and Ryan Sieg (180.578).
Tyler Reddick was sixth and Ryan Blaney seventh.
Reddick and Daniel Hemric each recorded 50 laps in the session.