This is a compatible Xerox 013R00579 black laser drum unit designed to perform reliably with your Xerox laser printer. It offers a standard yield of up to 29,000 pages, providing an economical alternative to expensive OEM options. Engineered for quality and reliability, this drum unit is remanufactured using both OEM and non-OEM parts, ensuring high-quality printing results. The use of compatible replacement laser drum units does not void your printer warranty. Backed by our 100% Quality Satisfaction Guarantee.