Ben Rhodes was fastest in the final Gander Outdoors Truck Series practice at Atlanta Motor Speedway.
Rhodes posted a top speed of 177.726 mph.
The practice was stopped once for an incident involving Ray Ciccarelli.
Busch had the best 10-lap average at 174.660 mph.
Stewart Friesen was fastest in the practice session with a top speed of 177.204 mph around the 1.54-mile track.
Grant Enfinger recorded the most laps in the session with 28.