# Service bulletin A461891 2050535\-

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.

- Type: Service bulletin
- NHTSA id: 10144604
- Published by NHTSA: 2018\-09\-17
- Manufacturer's number: A461891 2050535\-
- Manufacturer's date: 2018\-05\-24
- NHTSA component: EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER; SERVICE BRAKES, AIR:DISC:CALIPER

## NHTSA's summary

This informational only bulletin indicates that rear calipers missing the "S" badge are to not to be retrofitted to the old style.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2018/MC-10144604-9999.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2018/MC-10144604-0001.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Brakes, Equipment and accessories, Labels and manuals, Brake caliper

## Vehicles listed

- 2017 AUDI S4
- 2018 AUDI S4
- 2017 to 2018 AUDI S5
- 2017 to 2018 AUDI S5 CABRIOLET

## Other bulletins for the same vehicles and component

- [A461884 2050535\_](/bulletins/10133302.md), 2018-04-16, Service bulletin: SERVICE BRAKES, AIR:DISC:CALIPER. This informational only bulletin indicates that rear calipers missing the "S" badge are to not to be retrofitted to the old style.

JSON: [/v1/bulletins/10144604](/v1/bulletins/10144604)

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