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Service bulletin MC64520462

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10188961
Published by NHTSA2021-03-15
Manufacturer's numberMC64520462
Manufacturer's date2021-02-01
NHTSA componentSERVICE BRAKES

NHTSA's summary

A "clacking" noise can be heard while driving over rough uneven surfaces with fast compression and a louder "clacking" noise can be heard when strongly actuating the front forks at a standstill.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Brakes

Vehicles listed
BMW R SERIES

Listing a model year does not mean every vehicle of it is concerned: the document says which.