CONCORD, N.C. -- Daniel Suarez topped the speed chart in Saturday’s first Cup Series practice for the Coca-Cola 600.
Suarez posted a top speed of 182.143 mph around the 1.5-mile track.
The top five was filled out by defending 600 winner Kyle Busch (182.051 mph), Austin Dillon (181.488), Ryan Blaney (181.397) and Kevin Harvick (181.366).
Denny Hamlin, who was sixth on the chart, recorded the most laps with 52.
Dillon had the best 10-lap average at 180.639 mph.
Ryan Newman got into the Turn 3 wall as the session ended and suffered significant damage to the right side of his No. 6 Ford. The team is repairing the car.
Final practice is set for 11:05 a.m. ET