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.
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