USA International Speedway

Dirt

15
Series
22
Total Weeks

Series Using This Track

Dirt Mini Stock Rookie Series

Oval R Class
Week 1 2025-09-16
Week 4 2025-10-07
Week 7 2025-10-28
Week 10 2025-11-18

DIRTcar Street Stock Rookie Racing Series

Oval R Class
Week 1 2025-09-16
Week 4 2025-10-07
Week 7 2025-10-28
Week 10 2025-11-18

Dirt Legends Cup

Oval D Class
Week 5 2025-10-14
Week 11 2025-11-25

DIRTcar 305 Sprint Car Series by Fanatec

Oval D Class
Week 1 2025-09-16

DIRTcar 358 Modified Series

Oval D Class
Week 9 2025-11-11

DIRTcar Limited Late Model Series

Oval D Class
Week 4 2025-10-07

Big Block Modified Series

Oval C Class
Week 5 2025-10-14

Big Block Modified Series - Fixed

Oval C Class
Week 5 2025-10-14

Dirt Midget Cup

Oval C Class
Week 5 2025-10-14

Dirt Midget Cup - Fixed

Oval C Class
Week 5 2025-10-14

DIRTcar Class C Dirt Street Stock Series

Oval C Class
Week 5 2025-10-14

DIRTcar UMP Modified Series - Fixed

Oval C Class
Week 11 2025-11-25

USAC 360 Sprint Car Series

Oval C Class
Week 5 2025-10-14

DIRTcar UMP Modified Series

Oval B Class
Week 11 2025-11-25

World of Outlaws Sprint Car Series

Oval B Class
Week 12 2025-12-02