[zippy1]

Originally Posted by J-Mech

Looks like you have more of a leak than just the seal. Lots of oil on that right axle inside of the frame. Hydro looks pretty gunky too. Better wash it all off. If you have the gaskets, take the time and pull the rear end, give it a bath, pull the axle tubes, drill the holes, put in a quark gasket and fix anything else that you see wrong while it's out.

You can add a vent, but I would do it on the top on the same area as the fill tube. Not where the bolts are.

What he said...