Daniel Hemric was fastest in the first of two practice sessions on Saturday for the Camping World Truck Series at Canadian Tire Motorsports Park with a lap of 110.931 mph.
Hemric was followed by Kaz Grala (110.863 mph), Cole Custer (110.207 mph), Austin Cindric (109.823 mph), and John Hunter Nemechek (109.561 mph). Cindric is driving a third Brad Keselowski Racing truck this weekend with the No. 2 team.
The series has a final practice session scheduled for 11:35 a.m. ET.
Here are the speeds from first practice: