Printer main motor RM1-5521 RM1-5776 fits for HP CP4025 CM4540 CP4525 M680 M651
Pickup roller assembly fits for HP CP4025 M651 CP4525 CP4525xh CP4025dn. M680 M651 CP4525 CM4540 Main Drive RM1-5555 Fits For HP LaserJet CP4025. Main Drive RM1-5555 Fits For HP LaserJet M651 CP4025 CP4525 CM4540 M680.