Service bulletin TSIB 21-01
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.
| Type | Service bulletin |
|---|---|
| NHTSA id | 10206198 |
| Published by NHTSA | 2022-01-07 |
| Manufacturer's number | TSIB 21-01 |
| Manufacturer's date | 2021-12-14 |
| NHTSA component | SERVICE BRAKES, HYDRAULIC |
NHTSA's summary
This Technical Service Information Bulletin (TSIB) describes an update from Meritor for the bolt torque application requirements on hub-to-rotor bolts for the front, drive and tag axles, on specific coaches equipped with Meritor EX225 disc brakes, on either Conventional, PreSet or Unitized Wheel-End hubs.
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
| MCI D4000 | 2006 to 2021 |
|---|---|
| MCI D4000 ISTV | 2019 to 2021 |
| MCI D4000ISTV | 2007 to 2018 |
| MCI D4005 | 2006 to 2021 |
| MCI D45 CRT LE | 2018 to 2019 |
| MCI D4500 | 2006 to 2021 |
| MCI D4505 | 2006 to 2021 |
| MCI D4520 | 2020 to 2021 |
| MCI D45CRTLE | 2020 to 2021 |
| MCI E4500 | 2006 to 2014 |
| MCI J4500 | 2006 to 2015 |
Listing a model year does not mean every vehicle of it is concerned: the document says which.