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72 disc brakes

Posted: Wed Mar 23, 2011 9:21 pm
by Clone Runner
i need to replace the rotors on my 72. im having trouble finding them. i was told the rotors first appearded in 72 and changed for 73? is that correct? so they are a 1 year item. i have searched everywhere and can only find these ones http://www.summitracing.com/parts/BEN-PRT1046/ no local parts store can even get them. i've seen them conversion kits but they are $900 and up.

Re: 72 disc brakes

Posted: Wed Mar 23, 2011 9:50 pm
by CtownRunner
I always check RockAuto www.rockauto.com

They have them but at $100 Summit may be better.
RockAuto had them slotted and drilled though.

Re: 72 disc brakes

Posted: Thu Mar 24, 2011 10:14 am
by SureGrip
Clone Runner wrote:i need to replace the rotors on my 72. im having trouble finding them. i was told the rotors first appeared in 72 and changed for 73? is that correct? so they are a 1 year item. i have searched everywhere and can only find these ones http://www.summitracing.com/parts/BEN-PRT1046/ no local parts store can even get them. i've seen them conversion kits but they are $900 and up.
I believe they came out in '70 and used through '72.

Holy crap!! $62?? Um, yeah, jump on them.

I've not seen these rotors available for less than $180/ea in years. I wonder if Bendix started re-issuing them?

Put it this way, I paid $200 for a pair of rotors from Carlisle 6 years ago and was thrilled with the deal. :cry:

Re: 72 disc brakes

Posted: Thu Mar 24, 2011 10:01 pm
by sdweatherman
Yep, correct rotors for our 71 and 72 cars are very expensive. They have smaller spindle openings than for the 73 and 74 b-bodies. I was stoked at first when I scored a set of spindles/calipers/rotors off a 73 Satty, then realized they were not the right size. So then I looked into using the whole set up, but discovered the spindle height (between the upper and low ball joints) was about 3/8 of an inch too short. I have heard of people using the 73/74 spindles and adjusting the cam bolts on the upper control arms to compensate. I havent tried that myself, I will probably try and stick with what was properly engineered for my ride. :roll:

Re: 72 disc brakes

Posted: Fri Mar 25, 2011 7:59 pm
by quapman
Dr. Diff sells adapters to use the later rotors on the early spindles.

Sorry, I have no links or phone # handy.

Re: 72 disc brakes

Posted: Mon Jun 13, 2011 10:10 pm
by SureGrip
Wanted to bump this...just for giggles, I checked Advance Auto Parts for these rotors. They have Wearever rotors for $54.99. They look just like the rotors I paid $200 for. :cry:

Here's a link: Part No. YH141072

http://shop.advanceautoparts.com/webapp ... fragment-1

Note: These were found as a 'direct replacement' for a '72 SSP with a 'U' code...but the link doesn't state rotor specs.

EDIT:

However, this $155 unit from NAPA looks a lot closer to factory than the Wearever units...note the 'ribs' on the inside of the hub area.

https://www.napaonline.com/Catalog/Cata ... 56+2056022