tomy drissi withdrew from the race due to business commitments, leaving the no. 20 bar1 riley mk. 30 to operate as a four-person entry. the no. 2 extreme speed motorsports, the no. 71 p1 mercedes-amg, and the no. 77 mazda entries were sent to the rear of their respective class fields because their teams changed their respective starting drivers. although paul miller racing and mazda changed engines in their respective cars (the no. 48 lamborghini and the no. 77 rt24-p), they were not demoted any grid places since the race lasted more than six hours.