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December 13, 2021 Service bulletin

This informational bulletin states that the surface cracking is due to special layering processing of the...

Audi technical service bulletin A4521232065341_1 for 2023 Audi E-Tron, 2022 Audi E-Tron GT and 2022-2023 Audi RS E-Tron GT.

Bulletin number
A4521232065341_1
Component
Service brakes
Summary
This informational bulletin states that the surface cracking is due to special layering processing of the tungesten carbide. The temperature and the different expansion rates between steel and tungesten cause the cracking.

Owners of these vehicles have filed 2 complaints in the brakes category.

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