What is the sharpest turn on the Infineon Raceway?

The sharpest turn on the Infineon Raceway, now known as Sonoma Raceway, is Turn 11. This tight, 90-degree corner is located at the end of the track's long straight section, making it a critical point for drivers to decelerate and execute precise handling. Its challenging nature often leads to exciting overtaking opportunities and is a key focus during races.