The Cook Out 400 at Richmond Raceway was completely sold out on Saturday, as fans flocked to witness the high-speed action that the three-quarter-mile oval delivers. The race turned out to be a huge hit as William Byron clinched the 2025 NASCAR Cup Series Regular Season Championship, while Austin Dillon secured his sixth career victory.

SportsLine's model has simulated the 2025 NASCAR at Richmond 10,000 times and released its three best NASCAR longshots

Austin Dillon — He snapped a 37-race winless streak with his second consecutive victory at Richmond — and did it without the controversy of last year’s race. Dillon led 107 laps (he had led only eight laps all season). That also marked the most laps the No. 3 car has led in a Cup race since Dale Earnhardt led 107 laps in the 1998 Daytona 500.

NASCAR Cup Series driver Denny Hamlin revealed that Richmond Raceway produced some great racing last weekend on a short track that is otherwise difficult to pass on. He also praised the Goodyear tires that showed signs of wear and contributed to the exciting racing spectacle.

Dale Earnhardt Jr. liked what he saw from the NASCAR Cup Series race at Richmond this past weekend. On Dale Jr. Download, Earnhardt reacted to the quality of the Richmond race and how the Next Gen car performed at the track.

NASCAR has finally dropped the entry list for Richmond Raceway, and honestly, it’s about as predictable as watching your favorite driver blow a tire with five laps to go.

And exactly why Richmond Raceway is a still-vital part of NASCAR’s 75th anniversary season, one of the most popular spots on the NASCAR schedule – generation after generation.