If you have pistons on each side of calipers,once you sqeeze one back in leave C clamp attached,and use channel locks to sqeeze other one.Yes it will be stiffer.My car has four pistons,so I use the old brake pad to move in the pistons.

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1999 w140, quit voting to old, and to old to fight, a god damned veteran, deutschland deutschland uber alles uber alles in der welt