Brother DR890 Drum Unit Specifications and Details. Page Yield : Estimated 50,000 pages. Mfr PN : DR890 / DR-890.The item "Genuine Brother DR890 Drum Unit For HL-L6250DW, L6400DW, MFC-L6750DW, MFCL6900DW" is in sale since Friday, February 12, 2021. This item is in the category "Computers/Tablets & Networking\Printers, Scanners & Supplies\Printer & Scanner Parts & Accs\Laser Drums". The seller is "dany_9689" and is located in Miami, Florida. This item can be shipped to United States.