My rear one is getting a little leaky.

will it come off easy in order to clean, change it.

and is this the right part. They seem to be hard to find.

http://cgi.ebay.com/ebaymotors/Jeep-...Q5fAccessories

dealer also carries these get it sooner

how hard are they to change.

and how fast are talking about here, I'm guessing they will cause some serious damage by your previous response