Turning 18 on June 11 , he will finish out the remainder of the Truck schedule beginning with Kentucky Speedway on July 9 , 2015 .
At age 17 , Nemechek is restricted to running on tracks 1.25 - miles or less and the road course .
Turning 18 on June 11 , Nemechek will finish out the remainder of the Truck schedule beginning with Kentucky Speedway on July 9 , 2015 .
At age 17 , Nemechek is restricted to running on tracks 1.25 - miles or less and the road course .