This TOPRAN wheel speed sensor, part number 638 681, is designed to provide precise rotational speed information for each wheel. Accurate data from the wheel speed sensor is crucial for the proper functioning of anti-lock braking systems (ABS), electronic stability control (ESC), and traction control systems. It helps prevent wheel lock-up during braking and maintains vehicle stability during challenging driving conditions. Manufactured to meet stringent quality standards, this sensor offers a reliable replacement for your original component. Its design ensures seamless integration with your vehicle's existing wiring and braking system, facilitating a straightforward installation process.