Welcome to the Okidata CX-2640 product page. Here you can find information and pricing for your Okidata 42918987 Genuine Okidata Toner Cartridge. Easy online ordering of your 42918171 Genuine Okidata Image Drum, 42918985, 42918986, 42918988VP, 57102401, can be completed from this page. Tonerprice.com backs all of our cartridges with our exclusive warranty. As always, we provide free ground shipping on orders over $75 within the contiguous United States from 5 warehouses nationwide.