The 26-year-old Byron from Charlotte, North Carolina, led the final four of 200 laps and prevailed during a four-lap shootout to become the 43rd competitor to win the Great American Race.
The 29-year-old Bell from Norman, Oklahoma, led the final lap of 60 after overtaking teammate Hamlin for his first Duel career victory while the 25-year-old Grala from Boston achieved his third Great American Race career start.
The two-time Xfinity Series champion from Corning, California, led the final two of 268 over-scheduled laps and capitalized on a late caution period to win in overtime and transfer to the second round of the 2023 Cup Series Playoffs.
Beginning at Darlington Raceway, Jeremy Bullins will reunite with Wood Brothers Racing to lead the No. 21 entry and Harrison Burton while Brian Wilson will reunite with Austin Cindric and work atop the No. 2 Team Penske pit box.
The 2015 Xfinity Series champion from Prosper, Texas, led the final two of 163 over-scheduled laps and benefitted in overtime with drafting help from teammate Keselowski to capture his third checkered flag of the 2023 Cup Series season in the regular-season finale.
The 25-year-old Byron from Charlotte, North Carolina, led the final 20 of 185-shortened laps in an event where he rallied from losing a lap by implementing a late pit strategic call to race his way to the front and claim his fourth Cup victory of the season in a rain-shortened event in the Peach State.
The two-time Cup Series champion from Las Vegas, Nevada, led three of 196 over-scheduled laps and dodged a final lap carnage amid late fuel concerns to claim his second triumph of the season and his first at 'Dega in 15 years.