William Byron on Xfinity Pole at Phoenix
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| William Byron |
| Ralph Garcia/AR1.com |
NASCAR Xfinity Series rookie William Byron scored his first-career Xfinity Series pole in Saturday's qualifying for the DC Solar 200 at Phoenix International Raceway.
Byron bested Erik Jones in the final round of qualifying with a lap of 133.487 mph in the no. 9 Chevrolet for JR Motorsports. The front-row start is Byron's best since taking the outside pole two weeks ago at Atlanta.
Jones held onto second with a lap of 133.432 mph. Austin Dillon (133.033) was third, followed by Blake Koch (132.724) and Justin Allgaier (132.694)
Qualifying Results
| Pos. | # | Driver | Make | Sponsor | Speed | Lap | Behind |
| 1 | 9 | William Byron | Chevy | Axalta | 133.487 | 26.969 | LEADER |
| 2 | 20 | Erik Jones | Toyota | Resers Main Street Bistro | 133.432 | 26.98 | -0.011 |
| 3 | 2 | Austin Dillon | Chevy | Rheem | 133.033 | 27.061 | -0.092 |
| 4 | 11 | Blake Koch | Chevy | LeafFilter Gutter Protection | 132.724 | 27.124 | -0.155 |
| 5 | 7 | Justin Allgaier | Chevy | Brandt | 132.694 | 27.13 | -0.161 |
| 6 | 1 | Elliott Sadler | Chevy | OneMain Financial | 132.387 | 27.193 | -0.224 |
| 7 | 6 | Darrell Wallace Jr | Ford | Leidos | 132.246 | 27.222 | -0.253 |
| 8 | 19 | Matt Tifft | Toyota | Surface Sunscreen | 132.222 | 27.227 | -0.258 |
| 9 | 00 | Cole Custer | Ford | Haas Automation | 132.052 | 27.262 | -0.293 |
| 10 | 62 | Brendan Gaughan | Chevy | South Point | 131.96 | 27.281 | -0.312 |
| 11 | 16 | Ryan Reed | Ford | Lilly Diabetes Ford Mustang | 131.791 | 27.316 | -0.347 |
| 12 | 5 | Michael Annett | Chevy | Pilot Flying J | 131.315 | 27.415 | -0.446 |
| 13 | 3 | Ty Dillon | Chevy | Bass Pro Shops | 131.873 | 27.299 | -0.33 |
| 14 | 24 | Drew Herring | Toyota | JGL Racing Young Guns | 131.772 | 27.32 | -0.351 |
| 15 | 42 | Tyler Reddick | Chevy | Broken Bow Records | 131.392 | 27.399 | -0.43 |
| 16 | 39 | Ryan Sieg | Chevy | TAP and Sons Electric | 131.334 | 27.411 | -0.442 |
| 17 | 48 | Brennan Poole | Chevy | DC Solar | 131.148 | 27.45 | -0.481 |
| 18 | 14 | J.J. Yeley | Toyota | TBD | 130.274 | 27.634 | -0.665 |
| 19 | 51 | Jeremy Clements | Chevy | RepairableVehicales.com | 129.823 | 27.73 | -0.761 |
| 20 | 01 | Harrison Rhodes | Chevy | teamjdmotorsports.com | 129.157 | 27.873 | -0.904 |
| 21 | 07 | Ray Black Jr | Chevy | ScubaLife.com | 128.866 | 27.936 | -0.967 |
| 22 | 23 | Spencer Gallagher | Chevy | Allegiant | 128.47 | 28.022 | -1.053 |
| 23 | 0 | Garrett Smithley | Chevy | teamjdmotorsports.com | 128.109 | 28.101 | -1.132 |
| 24 | 8 | Matt Mills | Chevy | TBD | 126.6 | 28.436 | -1.467 |
| 25 | 52 | Joey Gase | Chevy | DonateLifeAZ.org | 128.118 | 28.099 | -1.13 |
| 26 | 93 | Jordan Anderson | Chevy | TBD | 127.945 | 28.137 | -1.168 |
| 27 | 99 | David Starr | Chevy | Striping Technology | 127.66 | 28.2 | -1.231 |
| 28 | 90 | Mario Gosselin | Chevy | BuckedUp Apparel | 126.962 | 28.355 | -1.386 |
| 29 | 89 | Morgan Shepherd | Chevy | VisoneRV | 126.756 | 28.401 | -1.432 |
| 30 | 74 | Mike Harmon | Dodge | TBD | 126.037 | 28.563 | -1.594 |
| 31 | 40 | Carl Long | Toyota | CrashClaimsR.US | 125.361 | 28.717 | -1.748 |
| 32 | 13 | Timmy Hill | Toyota | TBD | 122.825 | 29.31 | -2.341 |
| 33 | 22 | Ryan Blaney | Ford | Discount Tire | 0.0 | 0.0 | 26.969 |
| 34 | 18 | Daniel Suarez | Toyota | Juniper | 0.0 | 0.0 | 26.969 |
| 35 | 21 | Daniel Hemric | Chevy | TBD | 0.0 | 0.0 | 26.969 |
| 36 | 28 | Dakoda Armstrong | Toyota | JGL Racing | 0.0 | 0.0 | 26.969 |
| 37 | 33 | Brandon Jones | Chevy | TBD | 0.0 | 0.0 | 26.969 |
| 38 | 4 | Ross Chastain | Chevy | FlexSeal | 0.0 | 0.0 | 26.969 |
| 39 | 78 | BJ McLeod | Chevy | TBD | 0.0 | 0.0 | 26.969 |
| 40 | 97 | Stephen Leicht | Chevy | Vroom Brands | 0.0 | 0.0 | 26.969 |