Tyler Reddick was fastest in the first Xfinity Series practice for Saturday’s Ford EcoBoost 300.
Reddick and his No. 42 Chevrolet posted a speed of 165.598 mph around Homestead-Miami Speedway.
The other three championship drivers:
15th – Elliott Sadler (162.016)
17th – Justin Allgaier (161.740)
21st – Daniel Hemric (161.503)
Of the championship drivers, Byron recorded the most laps with 34.
Bell had the best 10-lap average at 160.339 mph. Byron was the only championship driver to make a 10-lap run. He was ninth fastest at 155.083 mph.
The second Xfinity practice is set for 5 p.m. ET on NBCSN.