Looking down through the screen deck. Those 2 tubes with the buckets under them each hold a 1500lb eccentric that causes the shaking.
![Image](http://i40.photobucket.com/albums/e208/Tacoclaw/08012dbe.jpg)
And the aftermath:
![Image](http://i40.photobucket.com/albums/e208/Tacoclaw/83a58d1b.jpg)
Here's one of the rollers from it next to my new front wheel bearing:
![Image](http://i40.photobucket.com/albums/e208/Tacoclaw/8c6acd5a.jpg)
And here's the new one, freshly pressed in:
![Image](http://i40.photobucket.com/albums/e208/Tacoclaw/8f8280ad.jpg)
![Gear Happy :grin:](./images/smilies/gear_happy2.gif)