#19- Brad Keselowski was fastest in the opening practice session at Chicagoland Speedway on Friday, topping the charts with a fast lap at 176.085 mph. #3-Ty Dillon was second. He was followed by: #51-Kyle Busch, #31-James Buescher, #9-Ron Hornaday, Jr., #4-Jeb Burton, #18-Joey Coulter, #24-Austin Dillon, #54-Darrell Wallace, Jr., and #32-Miguel Paludo in the top-10. 34 of the entered 36 trucks ran at least one lap during the session. See complete results on the Chicagoland practice 1 speeds page (pdf) .
