{"product_id":"extruder-gear-assembly-a2l-for-bambu","title":"for Bambu Extruder Gear Assembly - A2L","description":"\u003cp\u003eThe Extruder Gear Assembly precisely drives and controls filament movement, ensuring smooth printing performance and supporting filament changes when needed.\u003c\/p\u003e\n\u003ch3\u003e In the Box\u003c\/h3\u003e\n\u003cp\u003e- Extruder Gear Assembly (Drive Gear) *1\u003c\/p\u003e\n\u003cp\u003e- Extruder Gear Assembly (Driven Gear) *1\u003c\/p\u003e\n\u003cp\u003e- Spring *1\u003c\/p\u003e\n\u003cp\u003e- Bearing *2\u003c\/p\u003e\n\u003cp\u003e- Spring Pressure Washer *1\u003c\/p\u003e\n\u003cp\u003e- M3x11 Screw *1\u003c\/p\u003e\n\u003cp\u003e- 2g Lubricant *1\u003c\/p\u003e\n\u003ch3\u003e Compatibility\u003c\/h3\u003e\n\u003cp\u003eA2L\u003c\/p\u003e\n\u003ch3\u003eExtruder Gear Assembly Replacement Guide for the A2L\u003c\/h3\u003e\n\u003cp\u003eIn this wiki, you will learn how to replace the extruder gear assembly on the A2L.\u003c\/p\u003e\n\u003ch3\u003eExtruder Gear Assembly\u003c\/h3\u003e\n\u003cp\u003eFind the A2L Extruder gear assembly in the Bambu Lab store.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0759\/4531\/2569\/files\/c9ebf776602493aa6fc17cc7eb4b8bb6_bb6fc9ef-959c-4b59-9a47-85ea40fd0fb7.jpg?v=1780473998\" alt=\"\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe extruder gear assembly consists of a drive gear and a driven gear; please replace the corresponding parts as needed.\u003c\/p\u003e\n\u003ch3\u003eWhen to Replace\u003c\/h3\u003e\n\u003cp\u003eThe extruder gear shows signs of wear.\u003c\/p\u003e\n\u003cp\u003eReplacement recommended by Bambu Lab technical support.\u003c\/p\u003e\n\u003ch3\u003eRequired Tools and Materials\u003c\/h3\u003e\n\u003cp\u003eA2L extruder gear assembly\u003c\/p\u003e\n\u003cp\u003eH2.0 allen key\u003c\/p\u003e\n\u003ch3\u003eSafety Warning\u003cbr\u003e⚠️ IMPORTANT!\u003c\/h3\u003e\n\u003cp\u003eIt's crucial to power off the printer before conducting any maintenance work, including work on the printer's electronics and tool head wires. Performing tasks with the printer on can result in a short circuit, leading to electronic damage and safety hazards.\u003c\/p\u003e\n\u003cp\u003eDuring maintenance or troubleshooting, you may need to disassemble parts, including the hotend. This exposes wires and electrical components that could short circuit if they contact each other, other metal, or electronic components while the printer is still on. This can result in damage to the printer's electronics and additional issues.\u003c\/p\u003e\n\u003cp\u003eTherefore, it's crucial to turn off the printer and disconnect it from the power source before conducting any maintenance. This prevents short circuits or damage to the printer's electronics, ensuring safe and effective maintenance. \u003c\/p\u003e\n\u003ch3\u003eRemove the Extruder Gear Assembly\u003c\/h3\u003e\n\u003ch3\u003eStep 1. Remove the Extruder Unit Front Cover\u003c\/h3\u003e\n\u003cp\u003eRemove the Hotend silicone sock, hotend, and extruder unit front cover following this wiki: Extruder unit front cover replacement Guide for the A2L.\u003c\/p\u003e\n\u003ch3\u003eStep 2. Remove the Toolhead Filament Inlet\u003c\/h3\u003e\n\u003cp\u003eUse an H2.0 hex screwdriver to unscrew the two screws shown, remove the toolhead filament inlet, and place it on top of the toolhead bracket.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0759\/4531\/2569\/files\/ScreenShot_2026-06-03_154658_564.jpg?v=1780474619\"\u003e\u003c\/p\u003e\n\u003cp\u003eBe careful not to pull excessively on the filament inlet connector cables, as this may cause damage.\u003c\/p\u003e\n\u003ch3\u003eStep 3. Remove the Extruder Gear\u003c\/h3\u003e\n\u003cp\u003eUse an H2.0 hex screwdriver to loosen the extruder tension screw.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0759\/4531\/2569\/files\/20260603154430_861_22.png?v=1780474676\"\u003e\u003c\/p\u003e\n\u003cp\u003eRemove the driven gear and drive gear. Be sure to keep the extruder spring and top cap.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0759\/4531\/2569\/files\/ScreenShot_2026-06-03_154441_484.jpg?v=1780474695\"\u003e\u003c\/p\u003e\n\u003ch3\u003eInstall the Extruder Gear Assembly\u003c\/h3\u003e\n\u003ch3\u003eStep 1. Install the Extruder Gear\u003c\/h3\u003e\n\u003cp\u003eCheck whether the extruder bearing is properly seated. If the bearing fell off during disassembly, reinstall it correctly.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"jcj012.jpg\" src=\"https:\/\/public-cdn.bblmw.com\/wiki\/new\/a2l\/replace-extruder-gear-assembly\/jcj012.jpg\"\u003e\u003c\/p\u003e\n\u003cp\u003eInstall the drive gear first, followed by the driven gear.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"jcjcl011.webp\" src=\"https:\/\/public-cdn.bblmw.com\/wiki\/new\/a2l\/replace-extruder-gear-assembly\/jcjcl011.webp\"\u003e\u003c\/p\u003e\n\u003cp\u003eInsert the extruder spring and top cap, then tighten the extruder tension screw.\u003c\/p\u003e\n\u003cp\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0759\/4531\/2569\/files\/ScreenShot_2026-06-03_162059_983.png?v=1780474978\"\u003e\u003c\/p\u003e\n\u003cp\u003ePay attention to the installation order and orientation of the washer and spring, ensuring they match the demonstration.\u003c\/p\u003e\n\u003ch3\u003eStep 2. Install the Toolhead Filament Inlet\u003c\/h3\u003e\n\u003cp\u003eInsert the toolhead filament inlet into the extruder, being careful not to pinch the wiring; use an H2.0 hex screwdriver to secure the two screws.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0759\/4531\/2569\/files\/ScreenShot_2026-06-03_163553_001.png?v=1780475854\" alt=\"\"\u003e\u003c\/p\u003e\n\u003ch3\u003eStep 3. Install the Extruder Unit Front Cover\u003c\/h3\u003e\n\u003ch3\u003eVerifying Success\u003c\/h3\u003e\n\u003cp\u003e✅ Turn on the printer power and turn on the printer. Operate the printer to load the filament. If the filament feeds smoothly without jamming, the replacement is successful.\u003c\/p\u003e","brand":"Bambu Lab","offers":[{"title":"1pcs \/ A2L","offer_id":53356647809337,"sku":null,"price":18.0,"currency_code":"USD","in_stock":true},{"title":"2pcs \/ A2L","offer_id":53356647842105,"sku":null,"price":28.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/4531\/2569\/files\/Extruder_Gear_Assembly_-_A2L_for_Bambulab.jpg?v=1780477562","url":"https:\/\/p3d.mx\/products\/extruder-gear-assembly-a2l-for-bambu","provider":"P3D","version":"1.0","type":"link"}