2015 WinStar World Casino & Resort 400

The 2015 WinStar World Casino & Resort 400 was the 7th stock car race of the 2015 NASCAR Camping World Truck Series, and the 19th iteration of the event. The race was held on Friday, June 5, 2015, in Fort Worth, Texas at Texas Motor Speedway, a 1.5 mile (2.4 km) permanent tri-oval shaped racetrack. The race took the scheduled 167 laps to complete. Matt Crafton, driving for ThorSport Racing, would hold off the field on the final restart, earning his eighth career NASCAR Camping World Truck Series win, and his third of the season. Crafton and pole-sitter Erik Jones dominated the entire race, leading 77 and 68 laps respectively. To fill out the podium, Daniel Suárez, driving for Kyle Busch Motorsports, and John Wes Townley, driving for Athenian Motorsports, would finish 2nd and 3rd, respectively.

Background
Texas Motor Speedway is a speedway located in the northernmost portion of the U.S. city of Fort Worth, Texas – the portion located in Denton County, Texas. The reconfigured track measures 1.500 mi with banked 20° in turns 1 and 2 and banked 24° in turns 3 and 4. Texas Motor Speedway is a quad-oval design, where the front straightaway juts outward slightly. The track layout is similar to Atlanta Motor Speedway and Charlotte Motor Speedway. The track is owned by Speedway Motorsports, Inc. Nicknamed “The Great American Speedway“ the racetrack facility is one of the largest motorsports venues in the world capable of hosting crowds in excess of 200,000 spectators.

Entry list

 * (R) denotes rookie driver.
 * (i) denotes driver who is ineligible for series driver points.

First practice
The first practice session was held on Thursday, June 4, at 4:30 PM CST, and would last for 55 minutes. Spencer Gallagher, driving for GMS Racing, would set the fastest time in the session, with a lap of 30.268, and an average speed of 178.406 mph.

Final practice
The final practice session was held on Thursday, June 4, at 6:30 PM CST, and would last for 1 hour and 25 minutes. Matt Crafton, driving for ThorSport Racing, would set the fastest time in the session, with a lap of 30.241, and an average speed of 178.566 mph.

Qualifying
Qualifying was held on Friday, June 5, at 5:15 PM CST. The qualifying system used is a multi car, multi lap, three round system where in the first round, everyone would set a time to determine positions 25–32. Then, the fastest 24 qualifiers would move on to the second round to determine positions 13–24. Lastly, the fastest 12 qualifiers would move on to third round to determine positions 1–12.

Erik Jones, driving for Kyle Busch Motorsports, would win the pole after advancing from the preliminary rounds and setting the fastest time in Round 3, with a lap of 29.822, and an average speed of 181.074 mph.

No driver would fail to qualify

Full qualifying results
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Standings after the race

 * Drivers' Championship standings


 * Note: Only the first 10 positions are included for the driver standings.