2021 Toyota Tundra 225 Previous race results / Next race results IROC race number 9 of 22 Saturday, May 22, 2021 at Circuit of the Americas, Austin, TX 41 laps on a 3.410 mile road course (139.810 miles) Time of race: 1:58:30 Average speed: 70.79 mph Pole speed: 75.041 mph | Cautions: 2 for 2 laps Margin of victory: 7.941 sec Attendance: n/a Lead changes: 8 |
Glossary 2021 IROC results / 2021 standings | |