Phoenix (ISM Raceway) NASCAR Practice #1 5,10,15 and 20 Lap Averages
| Driver | 5 Lap | 10 Lap | 15 Lap | 20 Lap |
|---|---|---|---|---|
| Kyle Larson | 1 | 1 | 1 | 1 |
| Ryan Blaney | 2 | |||
| Joey Logano | 3 | |||
| Kevin Harvick | 4 | 3 | ||
| Martin Truex Jr. | 5 | 2 | ||
| Kyle Busch | 6 | |||
| Paul Menard | 7 | |||
| Clint Bowyer | 8 | 6 | ||
| Denny Hamlin | 9 | 4 | ||
| Erik Jones | 10 | 8 | ||
| Matt DiBenedetto | 11 | 10 | ||
| Brad Keselowski | 12 | |||
| Daniel Suarez | 13 | 7 | 2 | |
| Chase Elliott | 14 | 5 | ||
| Aric Almirola | 15 | 9 | ||
| Austin Dillon | 16 | |||
| Alex Bowman | 17 | |||
| Kurt Busch | 18 | 11 | ||
| Chris Buescher | 19 | |||
| Ricky Stenhouse Jr. | 20 | |||
| Bubba Wallace | 21 | |||
| Ryan Preece | 22 | |||
| Jimmie Johnson | 23 | 12 | ||
| William byron | 24 | |||
| Daniel Hemric | 25 | |||
| Ryan Newman | 26 | |||
| Michael McDOwell | 27 | |||
| Ty Dillon | 28 | |||
| David Ragan | 29 | 13 | ||
| John Hunter Nemechek | 30 | |||
| Corey LaJoie | 31 | |||
| Landon Cassill | 32 | 14 | ||
| Ross Chastain | 33 | |||
| Garrett Smithley | 34 | |||
| JJ Yeley | 35 | |||
| Reed Sorenson | 36 |
