You have to take the muffs off just to get to the bolts. If you do just this, then no, it is not worth it.
To get the weight off the pivots you have to remove the bolts holding the swing arm dog-legs off. If you do this and the muffs... still not worth it.
Well... might as well take the wheel off... If you do the wheel, dog-legs, and muffs... still not worth it.
Well... might as well take the swingarm off, clean and grease all bearings. Now you are talking worth it.