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-   -   cadillac rear disc brakes on 70 truck (https://67-72chevytrucks.com/vboard/showthread.php?t=314560)

68 longbed 11-14-2008 03:49 PM

cadillac rear disc brakes on 70 truck
 
Another question for you guys I,ve heard you could put cadillac rear disc brakes on our model trucks. Is anyone done this and could maybe tell how it,s done? Also maybe show some pictures?:truck::chevy::flagw:

john 11-14-2008 05:49 PM

Re: cadillac rear disc brakes on 70 truck
 
Heres a link to a CCP article.
http://www.classicperform.com/tech_a...kes-trucks.htm

68 longbed 11-14-2008 08:20 PM

Re: cadillac rear disc brakes on 70 truck
 
Is there a way to do this without buying a kit? Maybe use rotors and calipers off the cad?

shaneschevys 11-15-2008 01:56 AM

Re: cadillac rear disc brakes on 70 truck
 
I am using a 76-79 seville rear under my 72. It keeps the 5in bolt pattern & is already set up to sit on top of the leaf spring.

tdave00 11-15-2008 03:42 AM

Re: cadillac rear disc brakes on 70 truck
 
What gear are usually in the Seville's, and is the rearend the same width?

61superman 11-15-2008 05:28 AM

Re: cadillac rear disc brakes on 70 truck
 
i am currently using 1986 caddy seville disc brakes in the rear of my 72 burb. kept same 5 lug pattern and still running mid 80's steel wheels.
86 seville had rear disk brakes that uses rubber brake line with a 10mm x1.50
banjo bolt.
i am using stock 72 burb rear end with the caddy backing plate and brake setup. the only problem you will have is the parking brake cable but, POL (performance online.com) has solved this issue and makes the correct lenght cable when using caddy disc brakes. I pieced my setup together, but POL makes a kit for 67-72 trucks to run caddy rear disk brakes.

68 longbed 11-15-2008 12:37 PM

Re: cadillac rear disc brakes on 70 truck
 
61 Superman do you have any pictures? This is more of what I,d like to put on mine.

61superman 11-15-2008 09:13 PM

Re: cadillac rear disc brakes on 70 truck
 
68 longbed i have none as of now but i will try to take some pics tomorrow.

Ram-Man 11-15-2008 10:22 PM

Re: cadillac rear disc brakes on 70 truck
 
3 Attachment(s)
If you dont care about an e-brake you could use the impala set up or if you do want and e-brake you can use the camaro calipers. Here are a couple pics of my impala setup.

68 longbed 11-17-2008 07:39 PM

Re: cadillac rear disc brakes on 70 truck
 
Ram-man what year impala brakes you using?

Spray-Bomb 11-17-2008 09:05 PM

Re: cadillac rear disc brakes on 70 truck
 
I have rear discs off a fleetwood, I think it was a 76 or something

I havent gotten them installed yet, but as far as I know its pretty strait forward & you just swap the backing plates for the caliper bracket & bolt the rest of the disc stuff on

Also this may help you find some discs, its a list of 5x5 compatibility
http://67-72chevytrucks.com/vboard/s...d.php?t=234769

ChevLoRay 11-17-2008 09:41 PM

Re: cadillac rear disc brakes on 70 truck
 
Isn't the early Seville based on the same era Nova? Not that it matters, mind you. I'm just trying to reach back into some of the cracks and crevices of my damaged brain for some tidbit of trivia.

Ram-Man 11-17-2008 10:32 PM

Re: cadillac rear disc brakes on 70 truck
 
Quote:

Originally Posted by 68 longbed (Post 2978957)
Ram-man what year impala brakes you using?

Mid 90's rotors and calipers. The cores for the calipers are expensive so try to hunt some old rusty ones down to turn back in for the core charge.
Here is an old thread on this.
http://67-72chevytrucks.com/vboard/s...ghlight=impala

68 longbed 11-20-2008 05:32 PM

Re: cadillac rear disc brakes on 70 truck
 
Quote:

Originally Posted by 61superman (Post 2976110)
68 longbed i have none as of now but i will try to take some pics tomorrow.

superman did you get those pictures yet?

61superman 11-22-2008 03:08 AM

Re: cadillac rear disc brakes on 70 truck
 
68 longbed i apologize brake booster went out and been working sick overtime trying to support my habit will try extremely harder this weekend
once again i apologize

68 longbed 11-23-2008 07:17 PM

Re: cadillac rear disc brakes on 70 truck
 
Quote:

Originally Posted by 61superman (Post 2986153)
68 longbed i apologize brake booster went out and been working sick overtime trying to support my habit will try extremely harder this weekend
once again i apologize

Superman didn't mean to rush you. I'm trying to make up my mind on which way to go caddy (which I'm leaning towards)or the impala route.Caddys are more pleneful in this area.

61superman 12-01-2008 08:01 AM

Re: cadillac rear disc brakes on 70 truck
 
5 Attachment(s)
alright 68 longbed again i apologize but here is what you were asking for:
this is my setup
85 cadillac seville calipers stamped 020,021
77 cadillac seville rear rotos (mine are just drilled)
banjo bolt 10x150
the cadillac rubber brake hose is metric for it to bolt up to your hard line you will need an adapter from metric to standard (got mine from napa).
hope this helps and if you have any questions i promise to get back with a speedy response.
hope the wait was worth it

suville 12-01-2008 11:53 AM

Re: cadillac rear disc brakes on 70 truck
 
What application is the caliper mounting plate from? And does it bolt right up to the backing plate flange? Thanks

justcuz 12-01-2008 12:29 PM

Re: cadillac rear disc brakes on 70 truck
 
Post #6 says he is using the Caddy backing plate, actually the entire Caddy setup. With an aftermarket parking brake cable and adapters for the brake line.

61superman 12-01-2008 03:13 PM

Re: cadillac rear disc brakes on 70 truck
 
i am using 79 deville mounting brackets also i need to mention that the seville and deville rotors are the same for a number of years therefore can be interchangeable. as i was developing this brake setup there are several possibilities to choose from these are just what i had lying around and scavenged from friends.
here are some of the part numbers that i have that are stamped in the metal are:
1610797 rotors (stamped on back)
1613827 brake mounting bracket (stamped on front)
020 and 021 calipers passenger and drivers
these numbers are gm specific

final note: again this is just what i went with, please research info before spending time and money on your brake setups
good luck :metal:

nartkers 12-01-2008 04:14 PM

Re: cadillac rear disc brakes on 70 truck
 
Any idea where to get those brackets? Besides the junkyard?

61superman 12-01-2008 04:54 PM

Re: cadillac rear disc brakes on 70 truck
 
1 Attachment(s)
i called chevy dealer and they said that they were no longer available. thats about the only way i know. CPP and POL both have kits that allow this type of setup they might just sell that mounting brackets wouldn't hurt to ask them. here are some other options:
good luck

68 longbed 12-02-2008 04:24 PM

Re: cadillac rear disc brakes on 70 truck
 
Quote:

Originally Posted by 61superman (Post 3002040)
alright 68 longbed again i apologize but here is what you were asking for:
this is my setup
85 cadillac seville calipers stamped 020,021
77 cadillac seville rear rotos (mine are just drilled)
banjo bolt 10x150
the cadillac rubber brake hose is metric for it to bolt up to your hard line you will need an adapter from metric to standard (got mine from napa).
hope this helps and if you have any questions i promise to get back with a speedy response.
hope the wait was worth it

Hey! Thanks 61 Superman. I just have 1 more question which thickness rotor are you using. In my junkyard hunting I seen 2 different thickness rotors, one 1/2 inch the other roughly 1 inch.

61superman 12-02-2008 04:48 PM

Re: cadillac rear disc brakes on 70 truck
 
the rotor is about an inch thick
good luck

MickMc 12-02-2008 05:12 PM

Re: cadillac rear disc brakes on 70 truck
 
79-85 Eldorado, Riviera, and Toronado and 80-85 Seville.
Piston Diameter 2 1/32. Opens to 1.050. 5 1/2 inches pin to pin.

BENDIX Part # L55312
Rear Left Caliper with Pad; Contains CQ ceramic pads $91.79 $15.00 $106.79

BENDIX Part # L55311
Rear Right Caliper with Pad; Contains CQ ceramic pads $91.79 $15.00 $106.79


Maybe this helps
www.rockauto.com

Mick


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