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Re: Ur-Q rear brake mod/questions...
- To: "quattro@coimbra.ans.net" <quattro@coimbra.ans.net>
- Subject: Re: Ur-Q rear brake mod/questions...
- From: Dave Eaton <dave.eaton@minedu.govt.nz>
- Date: Mon, 09 Mar 1998 22:34:55 +1300
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- In-Reply-To: <199803082258.RAA17555@coimbra.ans.net>
- Mr-Received: by mta MOEMR0.MUAS; Relayed; Mon, 09 Mar 1998 22:34:55 +1300
- Mr-Received: by mta CSAV10; Relayed; Mon, 09 Mar 1998 22:34:56 +1300
- Sender: owner-quattro@coimbra.ans.net
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jeff,
rear brakes on the "rr" are: -
43mm piston diameter
12mm pad thickness,
120cm*2 pad area (4)
269mm x 20mm disc dimensions (ventilated)
other data: -
25.4 master cylinder dia
new brake servo (24mm piston dia), 3.8:1 assistance
higher delivery pump pressure (100-110 cf 68-82 bar)
fronts: -
40/45mm piston dia
13mm pad thickness
224 cm^2 pad area
276mm x 25mm disc dimensions (ventilated)
hth,
dave.
'95 rs2
'90 ur-q
>Date: Sun, 8 Mar 1998 16:54:01 -0500 (EST)
>From: audidudi@mindspring.com (Jeffrey J. Goggin)
>
>I know Audi used the same size/width rotor on the 20V Ur-Q but can't find
>out what diameter pistons they used in the calipers ... does anyone have any
>input on this? I'm assuming the slight misalignment is a production
>tolerance thing rather than a mix-and-match problem caused by using an S4
>rotor instead of an "official" Ur-Q rotor ... if anyone has any BTDT about
>this upgrade, I'm all ears.
>