# Other SIL 19\-EP\-25 Rev A

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: Other
- NHTSA id: 11038007
- Published by NHTSA: 2026\-10\-05
- Manufacturer's number: SIL 19\-EP\-25 Rev A
- Manufacturer's date: 2026\-09\-03
- NHTSA component: POWER TRAIN
- Manufacturer's system: Transmission

## NHTSA's summary

Announces design changes to the P3 sun gear shaft and pinion gear

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11038007-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11038007-9999.pdf)

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

## Components

Transmission and driveline

## Vehicles listed

- ALLISON H 40 EP TRANSMISSION
- ALLISON H 50 EP TRANSMISSION

JSON: [/v1/bulletins/11038007](/v1/bulletins/11038007)

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