[2] The race was held at the fourteen-turn 4.048 mi (6.515 km) Road America in Elkhart Lake, Wisconsin on August 6, 2017.
On July 27, 2017, IMSA released the latest technical bulletin outlining Balance of performance for the event.
[5] In P, José Gutiérrez and Olivier Pla replaced David Ostella and Nicholas Boulle in the PR1/Mathiasen Motorsports entry.
[12] Riley Motorsports - WeatherTech Racing switched from the Mercedes-AMG GT3 to the Porsche 911 GT3 R due to BOP concerns.
[14] The first practice session took place at 11:20 am CT on Friday and ended with Marc Goossens topping the charts for VisitFlorida Racing, with a lap time of 1:59.977.
[16] The second practice session took place at 4:10 pm CT on Friday and ended with Stephen Simpson topping the charts for JDC-Miller MotorSports, with a lap time of 1:55.057.
Antonio García was second in the #3 Corvette Racing entry and Bill Auberlen rounded out the top 3.
[20] The third and final practice session took place at 8:55 am CT on Saturday and ended with Ryan Dalziel topping the charts for Tequila Patrón ESM, with a lap time of 1:53.851.
[23] Patricio O'Ward set the fastest time PC by 2.984 seconds ahead of Buddy Rice in the #20 BAR1 Motorsports entry.
Regulations stipulated that teams nominate one qualifying driver, with the fastest laps determining each class' starting order.
IMSA arranged the grid to put Prototypes ahead of the PC, GTLM and GTD cars.
Jeroen Mul qualified on pole for the class driving the #16 car for Change Racing, besting Jesse Krohn in the Turner Motorsport entry.