The Genuine Porsche ABS Wheel Speed Sensor (part number 99660640600) is a high-quality sensor designed specifically for Porsche vehicles. It is responsible for detecting the rotational speed of each wheel and relaying this information to the vehicle's anti-lock braking system (ABS). This sensor plays a crucial role in ensuring safe and efficient braking, especially in slippery or hazardous road conditions. It is a genuine OEM (original equipment manufacturer) part, meaning it is made by the same company that produces the vehicle. This ensures a perfect fit and optimal performance. The ABS Wheel Speed Sensor is essential for maintaining the overall safety and performance of your Porsche vehicle.