A compatible replacement for Ricoh Savin Lanier 841850, 841854 Type MPC6003 Yellow For use in: Ricoh MP C4503, Ricoh MP C4504, Ricoh MP C4504ex, Ricoh MP C5503, Ricoh MP C6003, Ricoh MP C6004, Lanier MP C4503, Lanier MP C4504ex, Lanier MP C5503, Lanier MP C6003, Savin MP.Yield: 22,500 pages @ 5% just like the original Note: This toner cartridge is designed for MP C models, not IM C models.