Bambu Extruder Gear Assembly — H2S (FAE033)

Official Replacement Gear Set • Precision Filament Feeding • Genuine Bambu Lab Part

Overview

The Bambu Extruder Gear Assembly (FAE033) is the official replacement gear assembly for the Bambu Lab H2S. Precision-machined to provide smooth, accurate filament movement, it advances filament consistently through the extruder while supporting reliable loading, unloading, and material changes.

Replacing worn or damaged gears helps restore consistent extrusion, reduce filament slipping, and maintain dependable print quality across a wide range of materials.

Why replace the Extruder Gear Assembly?

• Genuine Bambu Lab replacement part
• Restores smooth, consistent filament feeding
• Precision-machined gears provide excellent grip and accuracy
• Helps reduce filament slipping and grinding
• Factory-fit replacement for long-lasting, reliable performance

Key features

• OEM extruder drive gear assembly
• Precisely advances and controls filament movement
• Supports reliable filament loading and unloading
• Designed for smooth, consistent extrusion
• Direct replacement for the original H2S extruder gear assembly

Compatibility

• Bambu Lab H2S
• Bambu Lab H2S Laser

Please verify your printer model before ordering.

Common signs of replacement

• Filament slipping or grinding during printing
• Under-extrusion or inconsistent extrusion
• Difficulty loading or unloading filament
• Visible wear on the drive or idler gears
• Excessive filament dust accumulating inside the extruder

What's in the box

• Extruder Drive Gear ×1
• Extruder Idler Gear ×1
• Shim Washer ×1
• Compression Washer ×1
• Compression Spring ×1
• M3 × 11 Screw ×1

Installation & maintenance

• Power off and unplug the printer before servicing
• Follow the official Bambu Lab replacement procedure
• Clean any filament debris from the extruder before installing the new gear assembly
• Inspect the idler mechanism and filament sensor while the extruder is disassembled
• Perform a filament load and extrusion test after installation to verify proper operation

Local advantages (Convoy-Westcan, Winnipeg)

• Same-day or next-business-day dispatch when in stock
• Winnipeg: free local courier on eligible filament and accessory orders over $60
• In-store pickup available with knowledgeable local support

Policy snapshot

Replacement parts and mechanical components are final sale once installed. Approved returns must be new and unopened; restocking fees and non-refundable shipping may apply.