This TOPRAN wheel speed sensor, part number 638 664, is designed to provide precise rotational speed information for each wheel. This data is crucial for the proper functioning of your vehicle's Anti-lock Braking System (ABS), Electronic Stability Program (ESP), and traction control systems. Engineered to meet or exceed original equipment specifications, this sensor offers a reliable and durable solution for maintaining optimal vehicle safety and performance. Its direct-fit design ensures straightforward installation, minimizing downtime and complexity. By accurately monitoring wheel speed, this sensor helps prevent wheel lock-up during braking and assists in maintaining vehicle stability during challenging driving conditions. Regular inspection and replacement of faulty sensors are essential for ensuring the integrity of your vehicle's safety features.