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Service bulletin SMT-TN178-18May2

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 id10125306
Published by NHTSA2017-12-14
Manufacturer's numberSMT-TN178-18May2
Manufacturer's date2017-05-18
NHTSA componentSERVICE BRAKES; SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:MASTER CYLINDER

NHTSA's summary

Technical News 178 provides instructions that apply to Front Brake Master Cylinder Reservoir

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, Brake master cylinder

Vehicles listed
TRIUMPH SCRAMBLER2018

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