HP A6153-67030 - DVD-ROM drive assembly - Includes the drive mounted on a tray with connector board Retail
HP AH337-67001 - Replacement Global Partition Services Module (GPSM) assembly - Includes mini-USB port (for DVD drive), eight RJ45 CAMNet ports, three Global clock connectors, and status LEDs - GPSM board mounted in the tray module assembly Retail