AIM Compatible Replacement - HP Color LaserJet 5500/5550 Toner Cartridge Combo Pack (BK/C/M/Y) (NO. 645A) (C973BCMY) - Generic Cartridge Quantity: 1 Replacement Brand: HP Compatible Products: Works In HP Color LaserJet 5500 Series / Color LaserJet 5550 Series and Other Color Laser Printers Approximate Page Yield: 13000 Pages Type: Generic Parts: 30 DAYS Labor: 30 DAYS