The Rolex 24 At DAYTONA is celebrated as one of the most famous and revered endurance races in the world, standing alongside the 24 Hours of Le Mans, both defined by the importance of timing and precision. Enticing the world’s greatest drivers and continuously pushing the modern automobile beyond the established limits of reliability, the competition is the ultimate test of team, driver and machine. A partner of Daytona International Speedway® since its very beginnings in the late 1950s, Rolex has been Title Sponsor of this celebrated "twice-around-the-clock" motor sport challenge since 1992. In 2025, the Swiss watchmaker becomes the Official Timepiece of the International Motor Sports Association (IMSA), a sanctioning body in racing, with the Rolex 24 At DAYTONA standing as its cornerstone event.