Austin Dillon climbs into the No. 3 American Ethanol Chevrolet before the start of practice for the NASCAR Nationwide Series Dollar General 300 at Chicagoland Speedway. (Photo: Getty Images)
30.40 seconds by Austin Dillon was the fast time at 177.632 mph, in the last of two afternoon practice sessions for the NASCAR Nationwide Series Dollar General 300 Powered by Coca-Cola at Chicagoland Speedway.
The top five included series points leader Elliott Sadler (175.838 mph), Brad Sweet Justin Allgaier and Paul Menard.
Danica Patrick was 7th fastest with a lap of 30.99 seconds.
Qualifying is set on the 1.5 mile tri-oval speedway in Joliet, Illinois for 12:05 pm (ET) on Saturday.
The Chicagoland Speedway will host the NASCAR Nationwide Series Dollar General 300 Powered by Coca-Cola Saturday afternoon at 3:30 pm ET.
Jim Rising is an Associate Editor for SPEED.com, covering NASCAR and is an Editor for TruckSeries.com.