Philip Darling Profile Topics Started Replies Created Engagements Favorites Search replies: Forum Replies Created Viewing 1 post (of 1 total) Author Posts November 11, 2016 at 7:12 am in reply to: Brake Caliper Seals. #7831 Philip DarlingParticipant Hi Terry. No help I m afraid, but I have exactly the same problem with my 93 ETZ301. The MZ shop are adamant that all seals for the 40mm pistons are the same (having supplied me with a set that leak profusely. Did you manage to resolve this problem? Author Posts Viewing 1 post (of 1 total)