The Post-Las Vegas penalty report shook the NASCAR world as six crew members faced suspensions after the Pennzoil 400 at Las Vegas Motor Speedway.
Key names like Kyle Busch pit crew and Chase Briscoe pit crew saw changes in the Rear Changer role and Jack Man role, with pit crew replacements from NXS team, Front Row Motorsports, RFK Racing, and Mike Harmon Racing.
Meanwhile, William Byron NASCAR and Ryan Blaney NASCAR discussed the latest Goodyear tire test, adding more NASCAR race updates for 2025.
Overview: NASCAR’s Latest Penalty Report
The latest Post-Las Vegas penalty report shows six pit crew suspensions after the Pennzoil 400 at Las Vegas Motor Speedway. NASCAR is enforcing strict race penalties to keep teams safe.
NASCAR crew member violations affected drivers like Kyle Busch and Chase Briscoe, with changes in Rear Changer roles and Jack Man roles. Fans are watching closely as teams adjust for NASCAR 2025 races.
Detached Wheels at the Pennzoil 400 Lead to Suspensions

During the Pennzoil 400, some cars faced dangerous detached wheels, leading NASCAR to issue penalties.
Safety is top priority, and any team failing pit crew duties can expect strict action. This led to suspensions for key crew members from NXS team, Front Row Motorsports, and other teams.
Kyle Busch’s Pit Crew Suspensions and Replacements
Kyle Busch pit crew members Shiloh Windsor (Rear Changer) and Joseph Moser (Jack Man) were suspended for two races. NASCAR rules say pit crew replacements must meet team standards.
- Replacements this weekend:
- Chris Jackson (Rear Changer, No. 99 NXS team)
- Garrett Grall (Jack Man, No. 5 NXS team)
This ensures Kyle Busch NASCAR has a full crew for upcoming races while maintaining safety standards.
Chase Briscoe’s Pit Crew Suspensions and Replacements
Chase Briscoe pit crew faced similar penalties. Daniel Smith (Rear Changer) and Caleb Dirks (Jack Man) were suspended for two races.
- Replacements this weekend:
- Adam Riley (Rear Changer)
- Nate McBride (Jack Man), both from Front Row Motorsports No. 4
These changes show NASCAR’s commitment to safe and fair competition.
Indefinite Suspensions for Substance Abuse Violations

NASCAR also enforced its substance abuse policy NASCAR, issuing indefinite suspensions NASCAR for two crew members. Safety and integrity remain top priorities.
Josiah Wright (RFK Racing) Suspension Details
Josiah Wright, Rear Changer for RFK Racing No. 6, violated the substance abuse policy. He is suspended indefinitely, and NASCAR is monitoring team compliance closely.
Corbin Sklener (Mike Harmon Racing) Suspension Details
Corbin Sklener, Jack Man for Mike Harmon Racing No. 74, also received an indefinite suspension. NASCAR emphasizes strict adherence to rules to protect drivers and crews.
William Byron and Ryan Blaney Discuss Goodyear Tire Test
While penalties made headlines, William Byron NASCAR and Ryan Blaney NASCAR took time to discuss the latest Goodyear tire test.
Both drivers shared insights on tire performance and track handling, helping teams prepare for NASCAR 2025 races. These discussions are key for strategy planning and ensuring safe, competitive racing.
What These Penalties Mean for Upcoming NASCAR Races

These NASCAR race penalties affect team lineups and race strategies. Pit crew replacements are temporary, but they can influence race performance.
Teams like Toyota GAZOO Racing, NXS team, Front Row Motorsports, RFK Racing, and Mike Harmon Racing must adapt quickly to maintain standings. Fans should watch for changes in team performance and driver results in the coming Las Vegas Motor Speedway events.
Key Takeaways from the Post-Las Vegas NASCAR Penalty Report
- Six crew members suspended for detached wheels or substance abuse.
- Temporary pit crew replacements from NXS team, Front Row Motorsports, and other teams.
- William Byron NASCAR and Ryan Blaney NASCAR discussing Goodyear tire test insights.
- NASCAR emphasizes penalty enforcement, safety, and crew member compliance.
- Teams must adjust for upcoming NASCAR 2025 races at Las Vegas Motor Speedway.
These updates keep the NASCAR season competitive and safe while showing that NASCAR suspensions and rule enforcement are taken seriously.
Conclusion
The latest NASCAR suspensions and crew member violations highlight the strict NASCAR penalty enforcement rules.
Indefinite suspensions NASCAR and two-race penalties remind teams like Toyota GAZOO Racing, NXS team, RFK Racing, and Mike Harmon Racing to follow safety and policy standards.
As William Byron NASCAR and Ryan Blaney NASCAR continue testing Goodyear tires, fans can expect more NASCAR 2025 races filled with team changes, strategy shifts, and thrilling updates for the Las Vegas Motor Speedway season.

I’m Nova Lane — a sharp-eyed writer covering the fast lanes of news and auto trends. Fueled by facts and driven by detail, I break down complex stories into clear, compelling reads. Whether it’s the latest industry shifts or what’s under the hood, I bring you insight that moves just as fast as the world around us.








