NASCAR changes splitter strut rules ahead of The Chase

2 sources1 min read • Latest: Aug 25, 2026, 6:14 PM

Last updated Aug 25, 2026

NASCAR changes splitter strut rules ahead of The Chase
Summary

NASCAR has implemented new rules regarding the front splitter assembly that could influence the outcomes of The Chase for the Championship, set to begin in September. Teams are now required to add struts to the front splitter, a change mandated just before the North Wilkesboro Speedway race weekend in mid-July. The impact of these changes remains uncertain as teams prepare for the upcoming championship series.

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By the Numbers
  • NASCAR's new rule affects front splitter assembly.
  • Struts must be added to the front splitter as per regulations.
  • The Chase for the Championship starts in September.
  • Changes were mandated before the mid-July race at North Wilkesboro.
Latest Updates
  • 6:14 PMMotorsport.comWill NASCAR's recent splitter strut rules affect The Chase?
  • 6:14 PMYahoo SportsWill NASCAR's recent splitter strut rules affect The Chase?
What they're saying
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It’s an open question to how impactful it will prove to be, but NASCAR’s recent rule changes to the front splitter assembly could play a factor in deciding the results of the Chase for the Championship that starts in September. In mid-July, right before the race weekend at North Wilkesboro Speedway, competition officials mandated teams add struts to the front splitter, which has been widely ...Keep reading

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The conventional wisdom was that Toyota had made gains before the change

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