Dirty work is necessary to fix things. Here is a machine that helps fix some of the parts on front wheel drive cars:
This heavy duty press pushes the bearings onto the rods that help drive a front wheel car. (Front wheel cars have the front wheels push the car in motion). Here is a work table with some of the parts:
The bearings are greasy and tend to make your hands dirty looking. Ball bearings tend to pop out and sit all over the place.
Even though it is messy the front wheel drive place stacks their parts in a neat way.