| Race details | |||
|---|---|---|---|
| Race 4 of 33 in the2017 NASCAR Xfinity Series | |||
 | |||
| Date | March 18, 2017 | ||
| Official name | 13th Annual DC Solar 300 | ||
| Location | Phoenix International Raceway,Avondale, Arizona | ||
| Course | Permanent racing facility | ||
| Course length | 1 miles (1.6 km) | ||
| Distance | 200 laps, 200 mi (321.868 km) | ||
| Scheduled distance | 200 laps, 200 mi (321.868 km) | ||
| Average speed | 91.013 miles per hour (146.471 km/h) | ||
| Pole position | |||
| Driver | JR Motorsports | ||
| Time | 26.969 | ||
| Most laps led | |||
| Driver | Justin Allgaier | JR Motorsports | |
| Laps | 85 | ||
| Winner | |||
| No. 7 | Justin Allgaier | JR Motorsports | |
| Television in the United States | |||
| Network | FOX | ||
| Announcers | Adam Alexander,Michael Waltrip,Kevin Harvick | ||
| Radio in the United States | |||
| Radio | Motor Racing Network | ||
The2017 DC Solar 200 was the fourthstock car race of the2017 NASCAR Xfinity Series season and the 13th iteration of theevent. The race was held on Saturday, March 18, 2017, inAvondale, Arizona atPhoenix International Raceway, a 1-mile (1.6 km) permanent low-bankedtri-oval race track. The race took the scheduled 200 laps to complete. At race's end,Justin Allgaier, driving forJR Motorsports, would pull away on the final restart with four to go to win his fourth careerNASCAR Xfinity Series win and his first of the season.[1] To fill out the podium,Ryan Blaney ofTeam Penske andErik Jones ofJoe Gibbs Racing would finish second and third, respectively.
*Withdrew due to fellow driverB. J. McLeod convincing Bilicki that the car was a safety hazard and should not be run.
The first practice session was held on Friday, March 17, at 10:00 AMPST and lasted for 55 minutes.[2]Erik Jones ofJoe Gibbs Racing set the fastest time in the session, with a lap of 27.372 and an average speed of 131.521 miles per hour (211.663 km/h).[3]
| Pos | # | Driver | Team | Make | Time | Speed |
|---|---|---|---|---|---|---|
| 1 | 20 | Erik Jones(i) | Joe Gibbs Racing | Toyota | 27.372 | 131.521 |
| 2 | 22 | Ryan Blaney(i) | Team Penske | Ford | 27.407 | 131.353 |
| 3 | 9 | William Byron(R) | JR Motorsports | Chevrolet | 27.417 | 131.305 |
| Full first practice results | ||||||
The second practice session was held on Friday, March 17, at 1:00 PMPST and lasted for 55 minutes.[2]Ryan Blaney ofTeam Penske set the fastest time in the session, with a lap of 27.423 and an average speed of 131.277 miles per hour (211.270 km/h).[4]
| Pos | # | Driver | Team | Make | Time | Speed |
|---|---|---|---|---|---|---|
| 1 | 22 | Ryan Blaney(i) | Team Penske | Ford | 27.423 | 131.277 |
| 2 | 20 | Erik Jones(i) | Joe Gibbs Racing | Toyota | 27.546 | 130.690 |
| 3 | 9 | William Byron(R) | JR Motorsports | Chevrolet | 27.547 | 130.686 |
| Full second practice results | ||||||
The final practice session was held on Friday, March 17, at 3:00 PMPST, and lasted for 55 minutes.[2]Brendan Gaughan ofRichard Childress Racing set the fastest time in the session, with a lap of 27.449 and an average speed of 131.152 miles per hour (211.069 km/h).[5]
| Pos | # | Driver | Team | Make | Time | Speed |
|---|---|---|---|---|---|---|
| 1 | 62 | Brendan Gaughan | Richard Childress Racing | Chevrolet | 27.449 | 131.152 |
| 2 | 22 | Ryan Blaney(i) | Team Penske | Ford | 27.455 | 131.124 |
| 3 | 9 | William Byron(R) | JR Motorsports | Chevrolet | 27.477 | 131.019 |
| Full Happy Hour practice results | ||||||
Qualifying would take place on Saturday, March 18, at 10:05 AMPST.[2] SincePhoenix International Raceway is under 2 miles (3.2 km), the qualifying system was a multi-car system that included three rounds. The first round was 15 minutes, where every driver would be able to set a lap within the 15 minutes. Then, the second round would consist of the fastest 24 cars in Round 1, and drivers would have 10 minutes to set a lap. Round 3 consisted of the fastest 12 drivers from Round 2, and the drivers would have 5 minutes to set a time. Whoever was fastest in Round 3 would win the pole.[6]
William Byron ofJR Motorsports would win the pole after advancing from both preliminary rounds and setting the fastest lap in Round 3, with a time of 26.969 and an average speed of 133.487 miles per hour (214.827 km/h).[7]
No drivers would fail to qualify.
Stage 1 Laps: 45
Stage 2 Laps: 45
Stage 3 Laps: 110
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| Previous race: 2017 Boyd Gaming 300 | NASCAR Xfinity Series 2017 season | Next race: 2017 Service King 300 |
