Back in 2023 I replaced the rear bathroom vent lid motor after the cover broke.
A little while ago it broke again — the lift mechanism seems to put a lot of strain on the plastic cover. But this time, instead of replacing the whole motor, I just ordered a replacement cover from Amazon (I actually ordered two of them, in case it breaks again).
Here’s the broken cover:

After removing the cover from the motor:

The replacement cover:

The cover on the motor; I needed to unscrew the useless handle to get it on:

Finished:

Let’s see how long this one lasts!