The 18-year-old grandson of NASCAR Hall of Famer and team owner Joe Gibbs will return for an additional 14 Xfinity Series races throughout the 2021 season.
The Dawsonville, Georgia, native rallied from the rear of the field to dominate and pull away late from his title rivals to claim his first Cup title in his fifth full-time season.
The Dawsonville, Georgia, native will lead the field to the start of the 2020 NASCAR Cup Series finale at Phoenix while contending for his first premier series title.
The Riverton, Illinois, veteran is set to lead the field to the start of the final race of the 2020 NASCAR Xfinity Series season at Phoenix Raceway and as one of four competitors competing for the title.