This DELPHI Wheel Speed Sensor, part code SS21477-12B1, is engineered to provide precise rotational speed information for your vehicle's anti-lock braking system (ABS) and traction control. A faulty wheel speed sensor can lead to illuminated warning lights and compromised safety systems. This sensor is designed for a direct fit, ensuring seamless integration with your vehicle's existing wiring and mounting points. Trust DELPHI for quality components that restore optimal function and safety to your braking and stability control systems.