Left.4 DOOR. Regulator module screw. Right.4 DOOR. A Bolt used to attach the Door Check Cover to its mounting point. A Bolt which attaches the Door panel carrier to its mounting point. A Screw that is used to secure the Door Panel Carrier to it's mounting point. Door Check Bolt. Door Glass Bolt. Window Regulator Bolt. Check mount. Cover. Fixed Glass. Inner housing. Panel Carrier. Regulator module. Round Head 6X1. Window Regulator mount.