Bambu Lab A1 Series Extruder Unit

The Bambu Lab A1 Series Extruder Unit is a genuine replacement assembly for the Bambu Lab A1 and A1 Mini 3D printers. This complete extruder assembly incorporates the precision drive, hobbed gear, and filament path components designed specifically for the A1 Series, ensuring reliable filament feeding and smooth extrusion. As an official OEM part, it maintains correct alignment, tension, and compatibility with the printer’s motion and AMS systems, helping to maximise print quality and minimise issues like slipping or under-extrusion.

Key Features

• Official Bambu Lab extruder unit for A1 and A1 Mini
• Complete assembly with drive gear, tensioner and filament path
• Precision-matched to the A1 Series filament drive system
• Ensures consistent feed pressure and reduced slipping
• Direct replacement for worn or damaged extruder units
• Compatible with 1.75mm filament and A1 Series toolhead design

Specifications

• Compatibility: Bambu Lab A1 / A1 Mini printers
• Assembly Includes: Extruder body, drive gear, idler/tensioner, bearings
• Filament Diameter: 1.75mm
• Material: Precision machined and moulded components (metal + engineered plastics)
• Notes: Works with stock A1 Series direct drive filament path and AMS systems
• Installation: Plug-and-play replacement for the A1 Series extruder mount

Ideal For

• Replacing a worn or faulty extruder unit on A1 Series printers
• Restoring consistent filament feed after slipping or grinding issues
• Users keeping spare OEM extruder assemblies for quick maintenance
• A1 and A1 Mini owners wanting reliable, precise extrusion