2018 Quaker State 400

The 2018 Quaker State 400 presented by Walmart is a Monster Energy NASCAR Cup Series race held on July 14, 2018, at Kentucky Speedway in Sparta, Kentucky. Contested over 267 laps on the 1.5 mi speedway, it was the 19th race of the 2018 Monster Energy NASCAR Cup Series season.

Background
The sixth running of the Quaker State 400 was held in Sparta, Kentucky at Kentucky Speedway on July 9, 2016. The track is a 1.5 mi tri-oval speedway owned by Speedway Motorsports, Inc. Kentucky Speedway, which has also hosted the ARCA Racing Series, NASCAR Camping World Truck Series, NASCAR Xfinity Series, and the Indy Racing League, has a grandstand seating capacity of 107,000.

First practice
Kyle Larson was the fastest in the first practice session with a time of 29.053 seconds and a speed of 185.867 mph.

Final practice
Erik Jones was the fastest in the final practice session with a time of 28.762 seconds and a speed of 187.748 mph.

Qualifying
Martin Truex Jr. scored the pole for the race with a time of 28.588 and a speed of 188.890 mph.

Stage Results
Stage 1 Laps: 80

Stage 2 Laps: 80

Final Stage Results
Stage 3 Laps: 107

Race statistics

 * Lead changes: 7 among different drivers
 * Cautions/Laps: 4 for 22
 * Red flags: 0
 * Time of race: 2 hours, 39 minutes and 43 seconds
 * Average speed: 150.454 mph

Television
NBC Sports covered the race on the television side. Rick Allen, Jeff Burton, Steve Letarte and Dale Earnhardt Jr. had the call in the booth for the race. Dave Burns, Parker Kligerman, Marty Snider and Kelli Stavast reported from pit lane during the race.

Radio
PRN had the radio call for the race, which was simulcast on Sirius XM NASCAR Radio.

Standings after the race

 * Drivers' Championship standings


 * Manufacturers' Championship standings


 * Note: Only the first 16 positions are included for the driver standings.
 * . – Driver has clinched a position in the Monster Energy NASCAR Cup Series playoffs.