Practice 1 / Sonoma Raceway / 2021 Results
Practice 1
| Pos | Car # | Class | Drivers | Team | Car | Best Lap | Laps | Gap |
|---|---|---|---|---|---|---|---|---|
| 1 | 3 | Pro | Andrea CALDARELLI, Jordan PEPPER | KPAX Racing | Lamborghini Huracan GT3 | 1:36.798 | 24 | |
| 2 | 6 | Pro | Corey LEWIS, Giovanni VENTURINI | KPAX Racing | Lamborghini Huracan GT3 | 1:37.207 | 28 | 0.409 |
| 3 | 9 | Pro/Am | Ziad GHANDOUR, Giacomo ALTOE | TR3 Racing | Lamborghini Huracan GT3 | 1:37.515 | 21 | 0.717 |
| 4 | 63 | Pro/Am | David ASKEW, Ryan DALZIEL | DXDT Racing | Mercedes AMG GT3 | 1:37.557 | 27 | 0.759 |
| 5 | 20 | Pro/Am | Fred POORDAD, Jan HEYLEN | Wright Motorsports | Porsche 911 GT3-R (991.ii) | 1:37.663 | 26 | 0.865 |
| 6 | 19 | Pro/Am | Erin VOGEL, Michael COOPER | DXDT Racing | Mercedes AMG GT3 | 1:37.925 | 27 | 1.127 |
| 7 | 4 | Pro/Am | George KURTZ, Colin BRAUN | DXDT Racing | Mercedes AMG GT3 | 1:37.975 | 23 | 1.177 |
| 8 | 93 | Pro/Am | Taylor HAGLER, Dakota DICKERSON | Racers Edge Motorsports | Acura NSX GT3 | 1:37.991 | 28 | 1.193 |
| 9 | 96 | Pro | Michael DINAN, Robby FOLEY | Turner Motorsport | BMW F13 M6 GT3 | 1:38.333 | 25 | 1.535 |
| 10 | 77 | Pro/Am | Rodrigo SALES, Matt MCMURRY | Compass Racing | Acura NSX GT3 | 1:38.346 | 22 | 1.548 |
| 11 | 61 | Am | Jean-Claude SAADA, Conrad GRUNEWALD | AF Corse | Ferrari 488 GT3 | 1:39.768 | 26 | 2.970 |
| 12 | 12 | Pro/Am | Frank GANNETT, Drew STAVELEY | Ian Lacy Racing | Aston Martin Vantage AMR GT3 | 1:39.784 | 22 | 2.986 |
| 13 | 91 | Pro/Am | Jeff BURTON, Vesko KOZAROV | Rearden Racing | Lamborghini Huracan GT3 | 1:40.058 | 19 | 3.260 |
| 14 | 33 | Pro | Russell WARD, Philip ELLIS | Winward Racing | Mercedes AMG GT3 | 3 |