SportsLine's model has simulated the 2025 NASCAR Chicago race and Round 2 of the NASCAR In-Season Challenge 10,000 times and released its three best NASCAR longshots

Get ready for one of the most unique spectacles on the NASCAR Cup circuit when the series moves to the Chicago Street Course for the Grant Park 165.

Before the street race, there's the race behind the scenes to get the track, grandstands, cars, and other preparations ready for the main event.