Sam Mayer’s NASCAR suspension, confirmed Tuesday, has removed the Xfinity Series driver from the upcoming championship event at Phoenix Raceway after a post-race clash at Martinsville Speedway. Mayer was penalized for intentional contact during the cool-down lap, causing a dramatic shift in the series’ final lineup and amplifying scrutiny of driver conduct in the sport.
Post-Race Contact Leads to Suspension
NASCAR handed Mayer a one-race suspension due to actions taken after the conclusion of the IAA & Ritchie Bros. 250. At Martinsville Speedway, Mayer, after securing seventh place, targeted fellow driver Jeb Burton—who finished just ahead of him in sixth—by spinning him into the outer wall in Turn 1 once the race had officially ended. Officials determined that Mayer’s behavior breached Section 4.4.B of the NASCAR Member Code of Conduct, which outlines rules surrounding sportsmanship and on-track retaliation.
Historical Context and Policy Implications
This disciplinary move is the first instance since 2003 where NASCAR has suspended a driver for post-race retaliation, emphasizing the organization’s intensified commitment to curbing aggressive actions beyond the checkered flag. The decision reflects NASCAR’s ongoing stance of zero tolerance toward unsportsmanlike displays that threaten the sport’s integrity.
Team and Driver Changes for the Finale
Haas Factory Team, responsible for fielding Mayer’s No. 41 Ford, has stated its intention not to contest the verdict. The team opted to place Ryan Sieg behind the wheel for the championship finale at Phoenix Raceway. Sieg currently stands 15th in points and will achieve the significant milestone of his 400th Xfinity Series start during this race.
Playoff Impact and Season Consequences
Mayer was already outside the hunt for the Championship 4, having missed the crucial playoff cutoff by eight points prior to the Martinsville incident. The suspension effectively closes the chapter on his 2025 season and brings renewed attention to the expectations for driver decorum after races conclude. This heightened attention to sportsmanship may now shape NASCAR’s approach to discipline moving forward.
Additional Disciplinary Actions Announced
In a separate move, NASCAR issued an indefinite suspension to Shane Gray, father of current Xfinity Series race winner Taylor Gray. Shane Gray was found to have violated the same code of conduct, though officials did not provide specific information regarding the nature of his infraction.
The recent wave of penalties—impacting both drivers and family members—signals a renewed emphasis by NASCAR on maintaining order and respect within the championship, as competitors, officials, and fans approach the sport’s most critical races.

