NASCAR has announced the stage lengths for races scheduled at Darlington Raceway and Charlotte Motor Speedway.
Stage Lengths:
Darlington
May 17 (NASCAR Cup Series): 90 / 185 / 293 laps (400 miles)
May 19 (NASCAR Xfinity Series): 45 / 90 / 147 laps (200 miles)
May 20 (NASCAR Cup Series): 60 / 125 / 228 laps (311.4 miles)
Charlotte
May 24 (NASCAR Cup Series): 100 / 200 / 300 / 400 laps (600 miles)
May 25 (NASCAR Xfinity Series): 45 / 90 / 200 laps (300 miles)
May 26 (NASCAR Gander RV & Outdoors Truck Series): 30 / 60 / 134 laps (201 miles)
May 27 (NASCAR Cup Series): 55 / 115 / 208 laps (312 miles)