Description This special 71-79 Super Beetle master cylinder is designed to be used with the CSP Vented front disc brake kit, and or when 4 wheel disc brake systems are installed. You will also need to purchase the mounting and hardware kit to complete your installation. For Super Beetle only. For Standard Beetle / Ghia Master Cylinder, Click here see C31-611-015-000. Click here to view C31-611-017-133 mounting kit for 71-74 Super Beetle.Click here to view C31-611-018-133 mounting kit for 75-79 Super Beetle. Click here to view the installation guide.