Suarez posted a top speed at 198.998 mph around the 1.5-mile track.
Hamlin followed at 198.800 mph.
Ryan Newman recorded the most laps (36). He also posted the best 10-lap average at 195.483 mph.
The session was red-flagged with about 18 minutes left after Ricky Stenhouse Jr made contact with the wall. Stenhouse will go to a backup car and start from the rear on Sunday.
Cup teams have one more practice scheduled this afternoon.