# Service bulletin COM1 \- 34815

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: 11034473
- Published by NHTSA: 2026\-07\-03
- Manufacturer's number: COM1 \- 34815
- Manufacturer's date: 2026\-06\-16
- NHTSA component: SERVICE BRAKES

## NHTSA's summary

Dealer notice reminding of the correct Brake bleed requirement following extended storage, as outlined in the Owner's Handbook.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11034473-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11034473-9999.pdf)

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

## Components

Brakes

## Vehicles listed

- 2020 to 2024 TRIUMPH ROCKET 3 GT
- 2022 to 2024 TRIUMPH ROCKET 3 GT BLACK EDITION
- 2025 TRIUMPH ROCKET 3 GT SPECIAL EDITI
- 2020 to 2024 TRIUMPH ROCKET 3 R
- 2022 to 2024 TRIUMPH ROCKET 3 R BLACK EDITION
- 2025 TRIUMPH ROCKET 3 R SPECIAL EDITIO
- 2025 to 2026 TRIUMPH ROCKET 3 STORM GT
- 2025 to 2026 TRIUMPH ROCKET 3 STORM R
- 2020 TRIUMPH ROCKET 3 TFC

## Recalls for the same vehicles and component

- [23V730000](/recalls/nhtsa/23V730000.md), 2023-10-31: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:MASTER CYLINDER
- [20V740000](/recalls/nhtsa/20V740000.md), 2020-11-30: SERVICE BRAKES, HYDRAULIC:POWER ASSIST:HYDRAULIC:HOSES, LINES/PIPING, AND FITTINGS

JSON: [/v1/bulletins/11034473](/v1/bulletins/11034473)

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