NASCAR O'Reilly Auto Parts Series at Chicagoland Speedway
| NASCAR O'Reilly Auto Parts Series | |
|---|---|
| Venue | Chicagoland Speedway |
| Location | Joliet, Illinois, United States |
| Circuit information | |
| Surface | Asphalt |
| Length | 1.5 mi (2.4 km) |
| Turns | 4 |
Stock car racing events in the NASCAR O'Reilly Auto Parts Series have been held at the Chicagoland Speedway.