
The Inje Masters Series is Korea’s only amateur endurance racing event. It provides aspiring amateur racers with the opportunity to gain hands-on experience while promoting motorsports to the general public by incorporating various categories such as drifting and supercar challenges.
As the official tire supplier, Kumho Tire has exclusively provided UHP tires ECSTA (V730) to all vehicles in the Inje Masters Series since 2024.
| Round | Date | Location |
|---|---|---|
| Rd. 1 | 2026-04-03 ~ 2026-04-05 | Inje Speedium |
| Rd. 2 Night Race | 2026-06-05 ~ 2026-06-07 | Inje Speedium |
| Rd. 3 Night Race | 2026-07-31 ~ 2026-08-02 | Inje Speedium |
| Rd. 4 | 2026-09-04 ~ 2026-09-06 | Inje Speedium |
| Rd. 5 | 2026-10-16 ~ 2026-10-18 | Inje Speedium |
| Event Race : All Star (expected) | 2026-11-11 | Inje Speedium |