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Attn: Peeps with new body 4 door Tahoes...re brakes

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Old Oct 30, 2003 | 10:43 AM
  #11  
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Originally Posted by marc_w
Hold on!

I believe there were another set of bolts - basically the pins on the caliper. Those looked to be about 6-something inches apart.

They (the calipers) were mounted to a wide V-shaped bracket. The wide end looked to be about 6 inches, the other 4 inches - those were the bolts I measured. The bracket itself is only about 2" tall?

So it goes: axle tube to backing plate. Backing plate to caliper bracket - 4" distance on the bolts. Caliper bracket to caliper - ~6" distance on the bolts.

I just assumed that bracket was part of the disk setup, not something that might have been shared with the drums.

Let me try this again.
I looked again.

I saw two sets of bolts. One were ~4" apart and had larger head. Those hold the caliper bracket to the axle tube. The other ones that hold the caliper to the bracket were ~6.5" apart and had smaller heads.

It looks like the caliper brackets may be the same....
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Old Oct 30, 2003 | 10:52 AM
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Awesome.

Yeah, that's what I was looking at - the bolts with the larger heads. Sounds to me like it's pretty do-able.

Let me know if you need me to pull a disk off or something. I've been meaning to take a look at my E-brakes back there.
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Old Oct 30, 2003 | 11:24 AM
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Originally Posted by marc_w
Awesome.

Yeah, that's what I was looking at - the bolts with the larger heads. Sounds to me like it's pretty do-able.

Let me know if you need me to pull a disk off or something. I've been meaning to take a look at my E-brakes back there.
Do you think your master cylinder or proportioning valve is different to compensate for the larger rear calipers?
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Old Oct 30, 2003 | 03:33 PM
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I'm not... too... sure...

I can tell you that my rear's like to lock before my front's do. I guess it's a little safer like that and all, but I feel like I'm lacking a bit of power up front because of it.

I've thought about adjusting (if possible) the proportioning valve in the past. I remember having the thought, "This thing feels like it might work in a 'burban, but not this truck. It sucks that they didn't set it up right."

I can try to describe what my brake setup is like under the hood? I'm not sure if that'll do any good.

(I really need to come up to the late-90's and get myself a digital camera one of these days...)
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Old Oct 30, 2003 | 04:32 PM
  #15  
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if you want to see the setup from a twin-piston rear I can take some pics later and post them....I have the 12.8" rear rotors and the 12.9" front rotors (they ARE an 8 lug pattern but the calipers should be the same)
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Old Oct 31, 2003 | 11:47 AM
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Originally Posted by Yelo
if you want to see the setup from a twin-piston rear I can take some pics later and post them....I have the 12.8" rear rotors and the 12.9" front rotors (they ARE an 8 lug pattern but the calipers should be the same)
Cool, that'd be great if you could post those up.
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