People are whining about the engine oil temp being too high, maybe they should check their differential and see what it looks like.
Shot at 2011-10-08
Shot at 2011-10-08
that's from the magnet on the drainplug
Shot at 2011-10-08
I wiped off some hard materials off the magnet
spearfish has a nice write up on how to do it if you can't figure it out