[urq] Rear Brake Conversion

QSHIPQ at aol.com QSHIPQ at aol.com
Thu Feb 3 14:24:27 EST 2005


I'd only add that pre 85 urq rear conversions would need the proper handbrake cable yolk 437 711 097 for the updated ebrake cable swap from overlap to hook type ends.

Scott Justusson
QSHIPQ Performance Tuning
Chicago
In a message dated 2/3/2005 2:09:16 PM Eastern Standard Time, CARDCONSYS at aol.com writes:

>       Hear is my post from last year which I hope is in the Knowledge Base:
>
>UrQ conversion to 1992-1994 S4/S6/V8 Brakes (G60 type)
>19th February 2004, updated 20th September 2004.
>
>To do this conversion you will need the following:
>Front:
>Use S4/S6 G60 Caliper/Bracket Assembly which will fit exactly on the existing 
>UrQ strut mounting holes.
>You cannot use either the standard UrQ disc(437-615-301A) or the S4/S6 
>disc(441-615-301A).
>The UrQ disc is very slightly too great a diameter and is not thick enough. 
>The S4/S6 disc is the
>correct thickness and diameter but has the wrong 'top hat'/dish/offset 
>dimension for the UrQ hub.
>Use disc from 100/200/5000 Quattro PN 447-615-301A/B. There is an equivalent 
>Ate Power disc you might prefer(from Z motors) PN 24.0325-0102.1(525102).
>For pads suggest Hawk HPS compound pad number HB270.
>
>Rear:
>Use the complete S4/S6/V8 setup, calipers and discs. You will also need to 
>change to the pair of handbrake cables used on the 1984 and later 4000 Quattro.
>Disc PN 857-615-601.
>Suggested Hawk HPS Pad HB271.
>Handbrake Cables Left 857-609-721D, Right 857-609-721E.
>
>Suggest you discard the S4 intermediate hydraulic hose support bracket on the 
>front caliper(it can interfere with the strut), and replace with a suitable 
>SS protected Teflon line directly from the caliper to the body connection. You 
>could use the standard S4 hydraulic hose at the rear but it is better to 
>replace it with SS protected Teflon.
>
>Martin Dapot
>83 UrQ



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