Christopher Bell was fastest Friday’s final Xfinity Series practice at Chicagoland Speedway.
Bell posted a top speed of 173.784 mph.
Kaz Grala was sixth fastest at 171.461 mph.
Daniel Hemric, who was 10th fastest, recorded the most laps with 48.
Kevin Harvick had the best 10-lap average at 169.512 mph.
The session was stopped once for a spin by Suarez in Turn 2 as he exited pit road. He didn’t make any contact.
Bell was also fastest in the first practice session.
The Joe Gibbs Racing driver posted a top speed of 172.359 mph around the 1.5-mile track.
Cindric recorded the most laps in the session with 41.
Reddick had the best 10-lap average at 169.749 mph.
The second practice session is scheduled for 7:35 – 8:20 p.m ET on NBCSN.