NASCAR has released the post-race penalty report following the race weekend at Indianapolis Motor Speedway.
7/18/2021 (post-race inspection)
Sections 10.9.10.4: Tires and Wheels
Note: Lug nut(s) not properly installed.
Crew chief (Todd Gordon) has been fined $10,000.
Sections 10.9.8.l: Crew Members/Servicing; 18.104.22.168: Safety
Crew chief (Shane Wilson) is suspended from the next four NASCAR Xfinity Series events.