# Pinion Pressing Guide

## NEO 550 Pinion Pressing Guide

### Needed Materials:

* [NEO 550 (REV-21-1651)](https://www.revrobotics.com/rev-21-1651/)
* Press Fit Pinion
* Arbor Press

<figure><img src="https://4148826207-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fe0CWwhMSoCEH7NLVoLhF%2Fuploads%2FQbDYf23sdLz07ocGkbCB%2FNeeded%20Materials%20550.jpg?alt=media&#x26;token=ef44b476-c7f7-4216-bd90-71b10f7bffa7" alt=""><figcaption></figcaption></figure>

### Steps

| 1) Place the NEO 550 upright in the arbor press. Make sure to hold the bottom of the motor flat against the press plate, supporting the bottom of the shaft. | ![](https://4148826207-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fe0CWwhMSoCEH7NLVoLhF%2Fuploads%2F12aY6j0YxefuwcvJ4Kpv%2F550.jpg?alt=media\&token=9df010df-435c-47cb-b81c-1f70f5d1fa43)                  |
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| 2) Place the pinion on the shaft and press. Take care to not over-press on the NEO 550 shaft!                                                                | ![](https://4148826207-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2Fe0CWwhMSoCEH7NLVoLhF%2Fuploads%2FDcHO8FoPimhb8B701iPj%2FPress%20Pinion%20550.jpg?alt=media\&token=ae59fdb0-9812-4ba4-b55f-473430a25b21) |