Genuine OEM Mazda ABS Sensor Rear Right, part number GHP94371Y. This sensor is a critical component of the Anti-lock Braking System (ABS), monitoring the rotational speed of the rear right wheel. Accurate sensor data allows the ABS control module to modulate brake pressure, preventing wheel lock-up during hard braking. Genuine OEM sensors are calibrated to precise specifications for reliable and accurate readings, ensuring optimal safety and performance.