This FAE wheel speed sensor, part number 78491, is designed to provide precise rotational speed information for each wheel. Accurate data from this sensor is crucial for the proper functioning of anti-lock braking systems (ABS), electronic stability control (ESC), and traction control systems. By monitoring wheel speed, these systems can react effectively to prevent skidding and maintain vehicle control during braking and acceleration. Engineered as a direct replacement, this sensor ensures compatibility and ease of installation, minimizing downtime and complexity. Trust FAE for reliable sensor technology that contributes to your vehicle's safety and performance.