Allows smooth clutchless up and down shifting with a load This function adapts to your riding style and reacts accordingly Shifting is fast and crisp when you're riding at speed smooth and soft when you're going more slowly
⚠️ WARNING: This product can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm.
Learn more.
Choosing a selection results in a full page refresh.
