The 00524D Dell Optiplex GX110 PCI‑ISA riser card is a genuine Dell replacement component designed specifically for the Optiplex GX110 workstation. Engineered to fit the system’s internal expansion bay, this riser card converts a standard PCI slot into an ISA interface, enabling the installation of legacy ISA cards that require a physical connection to the motherboard. It maintains full mechanical and electrical compatibility with the original Dell configuration, ensuring reliable operation and proper alignment within the chassis. Ideal for users who need to retain or add ISA‑based peripherals, this part restores the functionality of older expansion devices without requiring system modification.