[T3] 412 Brake Caliper Question

Dave Hall dave at hallvw.clara.co.uk
Sat Mar 5 03:27:38 PST 2016

I saw a photo on Facebook from one of my German Type 3 friends with a disc
cut through by worn out disc pads - it must have taken some time of
screeching and awful braking to cut it right through!

UK VW Type 3&4 Club

-----Original Message-----
From: type3-vwtype3.org [mailto:type3-vwtype3.org-bounces at lists.vwtype3.org]
On Behalf Of Jim Adney
Sent: 04 March 2016 23:52
To: type3 at vwtype3.org
Subject: Re: [T3] 412 Brake Caliper Question

On 4 Mar 2016 at 11:58, William J wrote:

> I don't know much about disc flex. I do know for some odd reason the 
> mechanism in the late or 73 caliper appears to not allow the pads to 
> hit the rotor when the pads are worn down to a point so the metal of 
> the pad does not contact the rotor.

The only stop is the width of the vertical part of the spreader spring. The
pad backing plates will run into that at some point. That piece is supposed
to be slightly wider than the rotor, but spreaders vary depending on their

Once the backing plates run into the spreader spring, the pads can still
hinge inwards, but with much less braking action.

Jim Adney, jadney at vwtype3.org
Madison, Wisconsin, USA

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