General description Late model VW group vehicles fitted with electronic park brakes use an electronic solenoid to apply the brakes through the caliper. When there is an issue with the solenoid that requires replacement, the Laser 8654 socket is essential for winding the caliper back and aligning it for the installation of the new solenoid. Applications include Volkswagen Golf Mk VIII and brake calipers with electronic EPB solenoids. Technical specifications Type: 3/8" D 5 point spline socket Equivalent to OEM: T10621 Usage Use in accordance with OEM instructions