Stage Lengths:
Darlington
May 17 (NASCAR Cup Series): 90 / 185 / 293 laps
May 19 (NASCAR Xfinity Series): 45 / 90 / 147 laps
May 20 (NASCAR Cup Series): 60 / 125 / 228 laps
Charlotte
May 24 (NASCAR Cup Series): 100 / 200 / 300 / 400 laps
May 25 (NASCAR Xfinity Series): 45 / 90 / 200 laps
May 26 (NASCAR Gander RV & Outdoors Truck Series): 30 / 60 / 134 laps
May 27 (NASCAR Cup Series): 55 / 115 / 208 laps
