Purchase a Genuine Xerox 013R00603 color drum cartridge 100% Oem from G.M. Supplies. The 013R00603 is a genuine Oem Xerox part that replaces the Cyan, Magenta, Yellow color drums. The machine takes a total of 4 drums for a full replenishment, 3 color and 1 black (013R00602). Xerox rates the average yield at 90000 pages based on coverage of 6%. Free Ups ground shipping and same day shipping on Xerox 013R00603 color drum cartridges.