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Service bulletin CypherIIIUpdate

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 id10216884
Published by NHTSA2022-08-02
Manufacturer's numberCypherIIIUpdate
Manufacturer's date2022-07-19
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

Zero Motorcycles will be releasing the next version of firmware for motorcycles operating on the Cypher III platform on Wednesday July 20.

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

Electrical system

Vehicles listed
ZERO SR2022
ZERO SR/F2020 to 2022
ZERO SR/S2020 to 2022

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