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Service bulletin US-57005523-01

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 id10055100
Published by NHTSA2014-04-09
Manufacturer's numberUS-57005523-01
Manufacturer's date2014-01-29
NHTSA componentUNKNOWN OR OTHER

NHTSA's summary

BMW MC: ON SOME MOTORCYCLES, BY A FEW DEGREES, THE ENTIRE REAR SAF SPRING STRUT CAN BE TWISTED, DUE TO UNIBALL BEARINGS FOR UPPER AND LOWER SPRING STRUT CONNECTIONS HAVE OPTIMISE AS PART OF MODEL REVISION. MODEL E SERIES (K50, K51). *PE

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Vehicles listed
BMW BMW MOTORCYCLE

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