Update: May 22nd, 10:15am EST – Joe Graf Jr.shared on Twitter that a strained knee is what will sideline him for the NASCAR Xfinity Series debut at Circuit Of The Americas.
— Joe Graf Jr (@Joegrafjr) May 22, 2021
In what is expected to be a weekend of surprises and unknowns as NASCAR visits Circuit Of The Americas, a driver change in Xfinity is taking place just hours before qualifying.
According to Bob Pockrass citing NASCAR, Ross Chastain will replace Joe Graf Jr. in the No. 07 Camaro.
Ross Chastain will drive the No. 07 Xfinity car today in place of Joe Graf Jr., according to NASCAR. @NASCARONFOX
— Bob Pockrass (@bobpockrass) May 22, 2021
The specific reason for the change is unknown.
Graf Jr. placed 40th in the first and only practice session of the weekend.
Fans can see the Pit Boss 250 take place on Saturday at 4:00 PM EST on FOX Sports 1.