ORIGINAL YELLOW TONER BY RICOH AFICIO FOR MP C2051 MPC2051 MPC 2551 MPC2551 SERIES COPIERS AND FAX MACHINES MADE BY RICOH COLOR: YELLOW Part Number: 841501 High yield black toner cartridge Approximately 5,500 page yield RICOH MODELS: Lanier LD625C, Ricoh Aficio MP C2051 PCL 6, Ricoh Aficio MP C2551, Savin C9125