2018 Alsco 300 (Charlotte)

The 2018 Alsco 300 was a NASCAR Xfinity Series race held on May 26, 2018, at Charlotte Motor Speedway in Concord, North Carolina. It was the 12th race of the 2018 NASCAR Xfinity Series season. The race was contested over 200 laps on the 1.5-mile (2.4 km) quad-oval.

Cole Custer won the race for Stewart-Haas Racing, his first career Xfinity Series win. Christopher Bell finished second, and John Hunter Nemechek finished third.

The race was known for several cautions, including one for a multi-car accident on lap 143. Stage winners were Justin Allgaier (Stage 1) and Christopher Bell (Stage 2).