The WABCO 12V 4S/4M E4F PABS Electronic Control Unit is designed to monitor the rotational speed of the wheels and provide real-time data to the ECU. This system helps to maintain steering control and maximize braking effectiveness, while providing valuable information for troubleshooting and repair. It meets all the necessary safety and performance standards, ensuring that your vehicle is running at its best. It is a must-have for any vehicle owner looking to ensure their vehicle is running safely and efficiently. FleetPride is your First Click in Heavy Duty®.