This TOPRAN wheel speed sensor, part number 638 679, is designed to provide precise rotational speed information for each wheel. Accurate data from this sensor is crucial for the proper functioning of your vehicle's Anti-lock Braking System (ABS), Electronic Stability Program (ESP), and traction control systems. It helps prevent wheel lock-up during braking and maintains stability during acceleration and cornering. Manufactured to meet stringent quality standards, this sensor offers a reliable and durable solution. Its direct-fit design ensures straightforward installation, replacing your old or faulty sensor with minimal hassle.