DARLINGTON, S.C. – Elliott Sadler posted the fastest lap in the final Xfinity practice session Friday at Darlington Raceway.
Reddick ran the most laps at 52 in the session.
Tyler Reddick had the best average over 10 consecutive laps at 162.745 mph. He was followed by Brad Keselowski (162.437 mph) and Kevin Harvick (162.220).
Christopher Bell posted the fastest lap in the opening Xfinity Series practice session Friday at Darlington Raceway.
Bell had a top lap of 169.356 mph. Ross Chastain, driving this weekend for Chip Ganassi Racing, was next at 169.321 mph in the No. 42 car.
They were followed by Cole Custer (169.025 mph), Elliott Sadler (168.984) and Ty Dillon (168.798).
Tyler Reddick, who was ninth on the speed chart with a top lap of 168.106 mph, ran 30 laps, most in the session.
Bell also posted the best average over 10 consecutive laps at 166.143 mph.