The NASCAR Xfinity Series Championship crowns the top stock car points leader in NASCAR’s premier developmental division, decided in a playoff finale at Phoenix Raceway after a season of high-banking ovals and road courses.
Recent Champions
Sheldon Creed won the 2025 title at Phoenix Raceway on November 1, securing Joe Gibbs Racing’s first Xfinity crown by outlasting the Championship 4 in a late green-flag run. Riley Herbst claimed the 2024 championship at Phoenix Raceway on November 9, delivering Stewart-Haas Racing’s final series victory before its closure. John Hunter Nemechek took the 2023 title at Phoenix Raceway on November 4, holding off Justin Allgaier for Joe Gibbs Racing in a fuel-mileage battle.
Championship Format
The playoffs send 12 drivers through three elimination rounds, resetting the Championship 4 to a win-or-go-home showdown over 200 laps. This structure blends regular-season consistency with playoff heroics on the one-mile oval.
