The 29-year-old, third-generation Blaney from High Point, North Carolina, outdueled title rivals Kyle Larson, William Byron and Christopher Bell to become the 36th different competitor to win a Cup Series title following a runner-up result in the 2023 finale at Phoenix.
The 25-year-old Custer from Ladera Ranch, California, led a race-high 96 of 202 over-scheduled laps and capitalized on an overtime shootout to win the finale in the desert state and become the 33rd different competitor to win an Xfinity Series championship.
The 2021 Truck Series champion from Louisville, Kentucky, withstood four overtime shootouts and avoided a series of late carnages to claim his second series' title with a top-five finish in the desert state, one spot ahead of title rival Grant Enfinger.
The third-generation Blaney from High Point, North Carolina, led 145 of 500 laps and beat runner-up Aric Almirola by nearly nine-tenths of a second to claim his third Cup Series victory of 2023 and secure his first Championship 4 berth.
The 37-year-old Allgaier from Riverton, Illinois, led 21 of 256 over-scheduled laps and went from third to first on the final lap amid an overtime shootout to claim his fourth Xfinity victory of 2023 and race his way into the Championship 4 round.
The 2017 NASCAR Truck Series champion from Norman, Oklahoma, led 26 of 267 laps, including the final 15, en route to his second Cup Series victory of 2023 and claim a Championship 4 berth for a second consecutive season.
The 20-year-old Mayer from Franklin, Wisconsin, led 46 of 200-scheduled laps and capitalized on a late-race restart with 23 laps remaining to race his way into the Championship 4 with his fourth Xfinity victory of 2023 at Miami.
Eleven days after announcing his move to the NASCAR Cup Series for the 2024 season, Carson Hocevar will receive an opportunity to contend for this year's NASCAR Craftsman Truck Series championship.
The 2021 Cup Series champion from Elk Grove, California, led a race-high 133 of 267-scheduled laps and fended off a last-lap charge from Christopher Bell to become the first Playoff contender to clinch a Championship 4 berth.
The 24-year-old Herbst from Las Vegas, Nevada, led a race-high 103 of 201-scheduled laps and beat runner-up John Hunter Nemechek by more than 15 seconds to claim his first Xfinity career victory in his 139th series start.
Hendrick Motorsports enters this weekend's NASCAR Cup Series race at Las Vegas Motor Speedway as the facility's all-time leader in wins (10), top fives (37), top 10s (64), laps led (2,682) and stage wins (15).
For the first time this season, NASCAR will face a traditional intermediate oval with the Cup and O’Reilly Auto Parts Series wrapping up its two-race west coast swing at Las Vegas Motor Speedway.
