| B5L25-67901 | Front cover assembly - Plastic cover that protects the front side of the printer - For the LaserJet M552 and M553 printer series |
| RC4-0132-000CN | Front hinge cover - Plastic cover that protects the front hinge assembly |
| RC4-0159-000CN | Front hinge cover - Plastic cover that protects the front hinge assembly |
| RC4-0178-000CN | Right rear cover - Plastic cover that protects the right rear side of the printer |
| RC4-0179-000CN | Left cover assembly - Plastic cover that protects the left side of the printer |
| RC4-0183-000CN | Right handle assembly |
| RC4-1778-000CN | 550-sheet feeder right door link - Links the right door assembly with the right lower cover assembly |
| RC4-1781-000CN | 550-sheet feeder right door hinge |
| RC4-1791-000CN | Left cover assembly - Plastic cover that protects the left side of the 550-sheet feeder |
| RC4-1792-000CN | Rear cover assembly - Plastic cover that protects the rear side of the 550-sheet feeder |
| RC4-1793-000CN | Right lower cover assembly - Plastic cover that protects the right lower side of the 550-sheet feeder |
| RM2-0084-000CN | Formatter cover assembly - Plastic cover that protects the formatter assembly |
| RM2-0085-000CN | Rear cover assembly - Plastic L shaped cover that protects the rear cover side of the printer |
| RM2-5146-000CN | 550-sheet feeder right door assembly. HP 550 Sheet Feeder Right Door assembly for Color LaserJet Ent M552 / M553 / M577 Series |
| B5L46-40002 | Keyboard cover - For the M527 printer series only |
| B5L46-40011 | Image scanner rear cover - For the M527 printer series only |
| B5L46-40021 | Hardware integration pocket (HIP) cover |
| B5L46-40024 | Right front upper cover - For LaserJet M577dn - Stapler dummy |
| B5L46-40028 | USB cover - For the M527 printer series only |
| B5L46-60121 | Stapler cover assembly - For the LaserJet M577c/f/z printer series only |
| B5L46-67906 | Front cover assembly - Plastic cover that protects the front side of the printer - For the LaserJet M577 printer series |
| RC4-3382-000CN | Paper feeder cover - For the LaserJet M577 printer series |
| RC4-3383-000CN | Rear top cover assembly - Plastic cover that protects the rear top side of the printer |
| RL2-0769-000CN | Top cover assembly - Plastic L shaped cover that protects the top side of the printer |
| RL2-0770-000CN | Left upper cover assembly - Plastic cover that protects the upper left side of the printer |
| RL2-0771-000CN | Rear upper cover assembly - Plastic cover that protects the rear upper side of the printer |
| RL2-0772-000CN | Right upper cover assembly - Plastic cover that protects the right upper side of the printer |