OEM HEWLETT PACKARD C4155A Maintenance Kit with FUSER kit ...FOR: HP Color LaserJet 8500, HP Color LaserJet 8500dn, HP Color LaserJet 8500n, HP Color LaserJet 8550, HP Color LaserJet 8550dn, HP Color LaserJet 8550gn, HP Color LaserJet 8550MFP, HP Color LaserJet 8550n.....also see: C4149A,C4150A,C4151A,C4152A,C4153A,C4155A,C4154A..