SHARP AL100DR Compatible Drum Toner Yields approx. 18,000 letter size copies Compatible with model numbers: AL-1661CS, AL-1655CS, AL-1651CS, AL-1642CS, AL-1641CS, AL-1631, AL-1551, AL-1551CS, AL-1540CS, AL-1530CS, AL-1451, AL-1340, AL-1250, AL-1220, AL-1215, AL-1200, AL1041, AL-1020, AL1010 AND AL-1000