The 22-year-old Caruth from Washington D.C. led a race-high 61 of 150 laps and outdueled Corey Heim and Layne Riggs through a 47-lap dash to achieve his first elusive Truck Series victory in Music City.
The three-time Daytona 500 champion from Chesterfield, Virginia, is scheduled to achieve a milestone start in his 20th consecutive season as a competitor in NASCAR's premier series.
Byron dominated at Charlotte, leading 283 of 400 laps with three stage wins, but couldn't hang on as Ross Chastain passed him for the lead with five laps remaining.
Two Andretti Global teams and one PREMA Racing team were demoted to the rear of the final running order from this year's Indy 500, fined $100,000 for each penalized entry and had team/competition managers levied a one-race suspension for inquiries noted on each entry during the post-race inspection procedure.
The 32-year-old Chastain from Alva, Florida, led eight of 400 laps and outdueled William Byron with six laps remaining to achieve his first-ever crown jewel victory in NASCAR's premier series at Charlotte.
The reigning three-time IndyCar champion from Barcelona, Spain, led the final 14 of 200 laps and outdueled Marcus Ericsson through a late fuel-mileage and pit strategy battle to become the first Spaniard to win the Greatest Spectacle in Racing.
The two-time Daytona 500 champion from Charlotte, North Carolina, led 71 of 205 over-scheduled laps and rallied from a pit road speeding penalty prior to the final stage period to outduel Justin Allgaier on an overtime restart and notch his first Xfinity victory since November 2017.
The 17-time NASCAR division winner from Emporia, Virginia, will make his first NASCAR national touring series start since 2019 in a one-race return with Kaulig Racing's 'Free Agent' RAM entry at Richmond Raceway.