AVONDALE, Ariz. - Harrison Burton posted the fastest lap in the final Camping World Truck Series practice Friday at ISM Raceway, sweeping both practices.
Burton posted a lap of 136.121 mph. He was followed by Noah Gragson (135.542 mph), Justin Haley (135.338), Ben Rhodes (134.958) and Derek Kraus (134.534). Kraus, a K&N Pro Series West driver is making his series debut.
There were no incidents in the session.
Click here for final Truck practice report
Opening practice
Harrison Burton posted the fastest lap in the opening Camping World Truck Series practice Friday at ISM Raceway.
Burton went 135.425 mph. He was followed by Noah Gragson (135.354 mph), Ben Rhodes (134.842), Matt Crafton (134.731) and Johnny Sauter (134.348).
Truck teams will have a second practice before qualifying and racing Friday.