Alsco Uniforms 300 (spring race)

The Alsco Uniforms 300 is a NASCAR Xfinity Series stock car race held annually at Las Vegas Motor Speedway in Las Vegas, Nevada. Since it was first held in 1997, the race has been among the first five races of the season

In 2007, Kyle Busch crossed the finish line backwards while in second place after, fighting for victory, he touched the car of Jeff Burton, the race winner, and lost control.

Past winners

 * 2006, 2008, & 2009 and 2019: Races extended due to NASCAR overtime.
 * 2020: Race suspended on Saturday and finished on Sunday due to rain.