The 19-year-old Gibbs from Charlotte, North Carolina, led five of 48 over-scheduled laps as he executed a bold final lap pass on Larson for his eighth Xfinity career victory.
The two-time Cup champion from Las Vegas, Nevada, benefitted from a final lap collision involving Tyler Reddick and Chase Briscoe to become the ninth different competitor to reach 60 victories in NASCAR's premier series.
The Ladera Ranch, California, native rallied from two slow pit stops and through three overtime restarts to claim a dominant victory in NASCAR's return at Auto Club Speedway.
The Mobile, Alabama, native fended off the field in the closing laps of the second stage to become the second African-American competitor to win in NASCAR's premier series.
The Tucson, Arizona, native capitalized on teammate Kyle Larson's last-lap misfortune to claim his third victory of 2021 at the Tricky Triangle circuit.
The reigning Cup Series champion recorded milestone victories for Hendrick Motorsports and Chevrolet with a rain-shortened win at Circuit of the Americas in Austin, Texas.
