Anet A6/A8 Y Belt Holder Upgrade 3D printable model by Area51

Anet A6/A8 Y Belt Holder Upgrade

Source: Thingiverse by Area51

The Anet A6/A8 Y Belt Holder Upgrade is a free printable 3D model from Thingiverse by Area51. Assembling the Anet A6 3D printer kit, I found that the Y Belt mounting was way to high for consistent belt tension. You can download the STL file from the original listing below and print it at home.

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94 saves Source: Thingiverse Updated 2026-04-18

Tags: Anet, A6/A8, Y, Belt, Holder, Upgrade

About this model

Assembling the Anet A6 3D printer kit, I found that the Y Belt mounting was way to high for consistent belt tension. The belts included with the kit are thicker than standard GT-2 belts and more inflexible - I decided to replace them with standard RepRap GT-2 belts (eBay). The model is Prusa Style and comes in two flavors, one for the kit belt and one for the thin RepRap belt (Thin in name). I replaced the screws with 2x M4 10mm and 2x M4 25mm. To tighten the belt, lose the motor screws (or pulley), mount the belt loose, press the motor in place and gently re-tighten the motor screws. >> Don't forget, if you like it, please leave a like or a tip... :) Update November 12. 2017: Added A6 version with extended base (+4mm) for printers with greater distance from belt to y-carriage (A6Ext in fi…

Frequently asked questions

Is this 3D model free to download?
Yes. Anet A6/A8 Y Belt Holder Upgrade is free to download from Thingiverse. Click the "Download free STL" button above to open the original listing.
Where is the STL hosted?
The download is hosted by Thingiverse, not by Thinger. We link you directly to the original listing by Area51.
Who made this model?
Designed by Area51, published on Thingiverse. Please credit the creator when sharing your print online.
Can I print this at home?
Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.

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