Bambu Lab Idler Pulley for P1 Series & X1 Series – 3D Printer Spare Part

Official Bambu Lab idler pulley replacement for P1 and X1 series 3D printers. The idler pulley is part of the motion system, guiding the timing belt along the axis. Replace when worn, noisy, or causing print artifacts related to belt tension issues.
When to Replace
- Bearing Noise – Grinding or squeaking during axis movement
- Belt Tracking Issues – Belt slipping off or misaligned
- Print Artifacts – Banding or ringing caused by worn bearings
- Physical Damage – Cracked or deformed pulley
Compatibility
Compatible Models:
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Specifications
| Type | Idler Pulley |
| Function | Belt tensioning and guidance |
| Installation | Direct replacement |
Replacement guide: Bambu Lab X1 Idler Pulley Replacement Guide | P1 Idler Pulley Guide


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