Imsa 2025 Race Schedule. Pilot challenge schedule also confirmed Mar 15, 2024, 8:46 pm

Imsa has confirmed the 2025 weathertech sportscar championship schedule, some five months ahead of its traditional release date, featuring an unchanged calendar to this year. Showcasing the stability and consistency that imsa fans, competitors and stakeholders have come to expect, the 2025 schedules will not differ substantially from this.