Same calipers
They simply increased the thickness of the disc , so you have to use the later pads [ thinner]
http://catalog.eautopartscatalog.com/mercedesshop/sophio/wizard.jsp?partner=mercedesshop&clientid=catalog.mercedesshop&baseurl=http://catalog.peachparts.com/&cookieid=1D00YU6RY1KU0SXYOI&year=1994&make=MB&model=E-320-001&category=N&part=Brake+Pad+Set&appChassis=_any