This DELPHI wheel speed sensor (part code SS21142-12B1) is designed to provide precise rotational speed information for each wheel. This data is crucial for the proper functioning of Anti-lock Braking Systems (ABS), Traction Control Systems (TCS), and Electronic Stability Control (ESC). A faulty speed sensor can lead to warning lights on your dashboard and compromised safety systems. This sensor is manufactured to meet or exceed OE specifications, ensuring reliable performance and a direct fit for your vehicle. Replace your old or malfunctioning sensor with this high-quality component from DELPHI to restore your vehicle's safety and handling capabilities.