JOLIET, Illinois – Toyotas took the top four spots in Friday’s Cup practice at Chicagoland Speedway, led by Kyle Busch‘s lap of 184.143 mph.
Busch was followed by Joe Gibbs Racing teammates Daniel Suarez (183.418 mph) and Denny Hamlin (182.921). Points leader Martin Truex Jr. was next 182.859 mph.
Kevin Harvick was next, guiding his Ford to a lap of 182.642 mph to complete the top five.
He was followed by Kyle Larson (182.556 mph), Chase Elliott (181.892), Danica Patrick (181.849), Ryan Blaney (181.598) and Brad Keselowski (181.574).
There were no incidents in the 85-minute session.
Click here for practice report