GPU Cooling Fan For ASUS ROG GX501 GX501V ND75C18-17C09 13N1-2WP0201 Package Included: 1 x Fan Tips: 1, Check the photos before you purchase, make sure it is same as your old one. All pictures are taken from the real item. 2, If you are not sure, send us your model number. We will check it for you. 3, Please make sure you order the right part number to ensure 100% compatibility. 4, Each item is tested before shipping. 5, If you have any questions, please contact us.