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Old 05-10-2015, 11:20 AM   #1
trukman1
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Read Disc Caliper Question

Quick question. Since I swapped the rear brakes on my 14-bolt to the 3/4 ton discs, is there a caliper with the e-brake that will fit the 3/4 ton rotors? (They are the same as on the front of the late '70's 10 and 20 series.) Thanks for your time.
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Old 05-10-2015, 11:51 AM   #2
snj8198
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Re: Read Disc Caliper Question

78-79 Caddy Eldorado calipers. They have the self adjusting e-brake system but IIRC I believe people were having problems with this feature so many scraped the idea of using them. It's been a while since I did my homework on the subject but the problems I read were enough of an issue for me to opt out of using the Eldo calipers and just use 3/4 ton front truck calipers. I have been using a line lock for ebrake detail but now I have a HAD t-case ebrake about to go in.
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Last edited by snj8198; 05-10-2015 at 12:02 PM.
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Old 05-10-2015, 12:23 PM   #3
95 S_Trucker
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Re: Read Disc Caliper Question

My truck had elderado calipers on it when I bought it. The parking brake didn't hold, and braking was not the best. I installed the larger c20 calipers. Braking is a lot better, but still no parking brake.

I would not waste the time or money with trying to use the elderado calipers.

I am still looking for options for a parking brake. I would love a drive line parking brake, but my transfer case has a slip yoke.
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Old 05-10-2015, 01:18 PM   #4
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Re: Read Disc Caliper Question

Quote:
I would love a drive line parking brake, but my transfer case has a slip yoke.
Mine does too but you can get a flange to replace the yoke. Snoop around High Angle Driveline's website.

http://www.highangledriveline.com/e_brake.html
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Old 05-11-2015, 03:53 AM   #5
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Re: Read Disc Caliper Question

If you don't have a state inspection you could run a hydraulic parking brake.
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Old 05-11-2015, 10:09 AM   #6
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Re: Read Disc Caliper Question

ya, a line locker. I did this for a few years. The first one worked well and lasted a few years but the second one died on the sixth time using it. When it died the truck to a ride out of the driveway, over the rock retaining wall which was a four foot drop, across the lawn, and into a tree. lucky it's height cleared the large rocks as it bounced over and the rear bumper saved body damage.
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Old 05-11-2015, 09:22 PM   #7
72MARIO
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Re: Read Disc Caliper Question

I have been using the caddy calipers for 7 years. I don't run the truck in the winter but have had no problems with them. Still original pads. Over 65000 miles towing and hauling always.
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Old 05-11-2015, 09:25 PM   #8
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Re: Read Disc Caliper Question

Example...
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Old 05-12-2015, 12:51 AM   #9
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Re: Read Disc Caliper Question

nice looking truck Mario. Good to see it being worked.
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Old 05-16-2015, 12:50 AM   #10
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Re: Read Disc Caliper Question

Alternative to those doing discs but haven't bought anything yet. I would like to try this but for now I'm running 1/2 calipers in the rear. They are 1/2 ton sized pistons but came on an 8 lug front.

http://www.ebay.com/itm/310679487802...%3AMEBIDX%3AIT

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Old 05-19-2015, 02:44 PM   #11
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Re: Read Disc Caliper Question

Saw these on ebay: http://www.ebay.com/itm/GM-Metric-Re...3D141016773439
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Old 05-19-2015, 02:54 PM   #12
Redcap
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Re: Read Disc Caliper Question

Pinion brake on the back of the T-case for Ebrake/parking brake.
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Old 05-19-2015, 03:22 PM   #13
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Re: Read Disc Caliper Question

Quote:
Originally Posted by Jonboy View Post
If you order these, You should make sure thet they are the right size. GM has more than 1 standard size for calipers. you can measure the distance between the mounting slide pins. the trucks use the 7" and i believe the smaller one is 5". its a very good price for a set of new calipers So I would send a message to the seller and ask them to measure the distance between the slide pins.

Better to do some research than to waste $
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Old 05-19-2015, 04:03 PM   #14
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Re: Read Disc Caliper Question

You are probably right. I saw them listed in another post, and the price looked right. Hopefully it is not too good to be true.

edit- just messaged the seller. I will post the answer.
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Old 05-21-2015, 07:48 PM   #15
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Re: Read Disc Caliper Question

I run a 02 14bolt in my crewcab, nice disc brakes on them. best way to do it.
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Old 05-22-2015, 10:59 PM   #16
whitedog76
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Re: Read Disc Caliper Question

Go to any GM dealer and buy a bracket kit from a 99 and newer 2500 truck.

Then go to RockAuto and buy Calipers & Rotors.

You can also look into a 03 and newer van setup. It'll be a little pricier though.

Depending on your axle, you may have to have an adapter or weld on flange made.
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