Kyle Larson was the fastest in NASCAR Cup Series practice at Sonoma Raceway ahead of qualifying later in the day for the running of the Toyota/Save Mart 350 on Sunday.
Larson being at the front of the field was a copy and paste of Xfinity Series practice and qualifying held on Friday and earlier in the day on Saturday. Larson’s time of
Practice was broken into the two groups which had been the norm prior to Circuit of the Americas.
Sunday’s Cup Series race will consist of 110 laps around the 1.99-mile track for a total of 218.9 miles. TV and streaming coverage will air on FOX beginning at 3:30 pm ET with PRN and SiriusXM having the radio call.
Cup Series Practice Times Sonoma Raceway
| Position | No | Driver | BestLapTime | BestSpeed | BestLap | Laps | Best |
| 1 | 5 | Kyle Larson | 78.099 | 91.7297 | 2 | 11 | 78.099 |
| 2 | 19 | Martin Truex Jr. | 78.657 | 91.079 | 2 | 9 | 78.657 |
| 3 | 16 | AJ Allmendinger | 78.708 | 91.02 | 2 | 10 | 78.708 |
| 4 | 45 | Tyler Reddick | 78.78 | 90.9368 | 2 | 10 | 78.78 |
| 5 | 34 | Michael McDowell | 78.951 | 90.7398 | 3 | 12 | 78.951 |
| 6 | 31 | Justin Haley | 78.984 | 90.7019 | 2 | 8 | 78.984 |
| 7 | 9 | Chase Elliott | 79.016 | 90.6652 | 2 | 10 | 79.016 |
| 8 | 3 | Austin Dillon | 79.064 | 90.6101 | 2 | 12 | 79.064 |
| 9 | 47 | Ricky Stenhouse Jr. | 79.129 | 90.5357 | 2 | 10 | 79.129 |
| 10 | 54 | Ty Gibbs # | 79.136 | 90.5277 | 2 | 9 | 79.136 |
| 11 | 48 | Alex Bowman | 79.157 | 90.5037 | 2 | 10 | 79.157 |
| 12 | 1 | Ross Chastain | 79.179 | 90.4785 | 2 | 13 | 79.179 |
| 13 | 11 | Denny Hamlin | 79.199 | 90.4557 | 3 | 14 | 79.199 |
| 14 | 17 | Chris Buescher | 79.266 | 90.3792 | 2 | 12 | 79.266 |
| 15 | 8 | Kyle Busch | 79.325 | 90.312 | 2 | 10 | 79.325 |
| 16 | 12 | Ryan Blaney | 79.353 | 90.2801 | 3 | 10 | 79.353 |
| 17 | 7 | Corey LaJoie | 79.358 | 90.2745 | 2 | 12 | 79.358 |
| 18 | 6 | Brad Keselowski | 79.515 | 90.0962 | 3 | 11 | 79.515 |
| 19 | 23 | Bubba Wallace | 79.538 | 90.0702 | 2 | 11 | 79.538 |
| 20 | 99 | Daniel Suarez | 79.593 | 90.0079 | 6 | 7 | 79.593 |
| 21 | 22 | Joey Logano | 79.6 | 90 | 2 | 11 | 79.6 |
| 22 | 20 | Christopher Bell | 79.613 | 89.9853 | 2 | 14 | 79.613 |
| 23 | 77 | Ty Dillon | 79.631 | 89.965 | 2 | 11 | 79.631 |
| 24 | 14 | Chase Briscoe | 79.646 | 89.948 | 2 | 10 | 79.646 |
| 25 | 24 | William Byron | 79.653 | 89.9401 | 4 | 10 | 79.653 |
| 26 | 2 | Austin Cindric | 79.654 | 89.939 | 3 | 6 | 79.654 |
| 27 | 51 | Todd Gilliland | 79.687 | 89.9017 | 2 | 10 | 79.687 |
| 28 | 4 | Kevin Harvick | 80.003 | 89.5466 | 3 | 11 | 80.003 |
| 29 | 43 | Erik Jones | 80.047 | 89.4974 | 4 | 7 | 80.047 |
| 30 | 38 | Zane Smith(i) | 80.053 | 89.4907 | 2 | 13 | 80.053 |
| 31 | 41 | Ryan Preece | 80.076 | 89.465 | 2 | 12 | 80.076 |
| 32 | 21 | Harrison Burton | 80.099 | 89.4393 | 3 | 7 | 80.099 |
| 33 | 78 | Josh Bilicki(i) | 80.238 | 89.2844 | 6 | 8 | 80.238 |
| 34 | 10 | Aric Almirola | 80.368 | 89.14 | 2 | 14 | 80.368 |
| 35 | 42 | Grant Enfinger(i) | 81.216 | 88.2092 | 10 | 14 | 81.216 |
| 36 | 15 | Andy Lally | 81.287 | 88.1322 | 5 | 10 | 81.287 |
