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Raybestos ST-47s

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Old 08-05-2011, 07:01 PM
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RX-Ben
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Default Raybestos ST-47s

Has anyone used these? Tough to beat at $280 for a F/R set. Wondering how they compare to PFC-01s.

Thanksk.
Old 08-05-2011, 08:24 PM
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JRL
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Originally Posted by RX-Ben
Has anyone used these? Tough to beat at $280 for a F/R set. Wondering how they compare to PFC-01s.

Thanksk.
I use ST43's, similar to PFC 01's, work just as well but last much longer. They are about $525/set though.


John
03 Z06 TTS
Old 08-05-2011, 10:19 PM
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rustyguns
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Originally Posted by JRL
I use ST43's, similar to PFC 01's, work just as well but last much longer. They are about $525/set though.


John
03 Z06 TTS
damn good pads i used pfc01's precious also

only problem i had was one pad came unglued? it was gettin thin anyway, had a ton of track time on it

had same thing happen with pfc01's... i get them HOT!
Old 08-05-2011, 10:19 PM
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Sidney004
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I have used them. As much as I like the PFC 01's, I thought these were better. Very high friction so you don't have to push your foot thru the floorboard. Really nice pedal feel, very light on rotors, very low pad wear also. I used the 47's at Laguna Seca, which is murder on brakes. Joe Gibbs Racing uses these pads(and the ST43's, which I have tried and are excellent as well) in NASCAR. Where are you finding them for $280 F/R, thats the price for just the fronts.
Old 08-21-2011, 09:45 PM
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jrC599
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I would like to know where your finding front and rear for that price also.
Old 08-21-2011, 10:09 PM
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Dirk Miller
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Default I only use these

Originally Posted by RX-Ben
Has anyone used these? Tough to beat at $280 for a F/R set. Wondering how they compare to PFC-01s.

Thanksk.
These have worked real well for me @ Sears Pt, ThunderHill and Laguna Seca. But the $280 price for front and back seems too low.
Old 09-03-2012, 09:14 PM
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X25
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Originally Posted by Dirk Miller
These have worked real well for me @ Sears Pt, ThunderHill and Laguna Seca. But the $280 price for front and back seems too low.
What did you use for the rears? I think Raybestos advertises ST45 as a great rear for ST47s at front, but I wonder if ST47/ST43 combination would work, too.

I used ST43s all around this whole summer; they were great and lasted quite long. After the 13th event, I realized there was uneven wear at fronts (I guess I should've rotated them; duh), but that's common for our OEM brake system. My only real issue (besides the obnoxious loudness) is that it felt like ABS was kicking in a bit too early. Thinking this might be caused due to not enough brake bias, I will use ST47s for fronts and see if I can have more deceleration without engaging ABS.

My rear ST43s still a lot of life left in them, so I will use them along with ST47s at the rear. I hope this combination works.

Once they're done, I might also try the Carbotechs. I have been turned off by their very short life, but since they are highly recommended by many, I guess I should give them a try and see it myself.

P.S. How were ST47s cold? I heard they need some heat; are they safe enough to drive to the track?

Last edited by X25; 09-03-2012 at 09:16 PM.
Old 09-03-2012, 09:20 PM
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2MCHPWR
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I drove them on the street minimally and they were fine (47 front, 45 rear).
Old 09-04-2012, 02:10 PM
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DCW1
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[QUOTE=Ozer;1581737867]What did you use for the rears? I think Raybestos advertises ST45 as a great rear for ST47s at front, but I wonder if ST47/ST43 combination would work, too.

I just started using the ST47/ST43 combination and have been very happy with them. Big improvement over the Hawk HP+'s I'd been running -- no more hot spots on the rotors and much better stopping power.

No problem using them on the street -- cold grip is fine. Also, not any noisier than the Hawk's, but they actually have a two-tone squeal for a little two part harmony when you come to a stop.

You'll want to take it a little easy your first track session with them, to get them fully bedded-in and get used to the different noise they make (high-pitched squeal on heavy braking). But then you're good to go.
Old 09-04-2012, 02:24 PM
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RX-Ben
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My ST41s and ST43s have never made noise on the street, though neither have PFC 99s or 01s.
Old 09-04-2012, 02:25 PM
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[QUOTE=DCW1;1581742787]
Originally Posted by Ozer
What did you use for the rears? I think Raybestos advertises ST45 as a great rear for ST47s at front, but I wonder if ST47/ST43 combination would work, too.

I just started using the ST47/ST43 combination and have been very happy with them. Big improvement over the Hawk HP+'s I'd been running -- no more hot spots on the rotors and much better stopping power.

No problem using them on the street -- cold grip is fine. Also, not any noisier than the Hawk's, but they actually have a two-tone squeal for a little two part harmony when you come to a stop.

You'll want to take it a little easy your first track session with them, to get them fully bedded-in and get used to the different noise they make (high-pitched squeal on heavy braking). But then you're good to go.
Glad to hear that this combination works. I'm also glad to hear it felt safe enough for street use. I stopped going back and forth between race and street pads this summer since it quickly gets boring. It would be nice to keep them on and annoy my neighbors than get annoyed changing them all the time
Old 10-17-2012, 03:15 AM
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986_C6
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I am all ears for the OPs price of $280 for f/r sT47's...where o where???
Old 10-17-2012, 04:04 AM
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Originally Posted by 986_C6
I am all ears for the OPs price of $280 for f/r sT47's...where o where???
I think he meant the price of fronts only :-(
Old 10-17-2012, 11:30 AM
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RX-Ben
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Those days are gone. They are still great pads and the least expensive that I know of.
Old 10-17-2012, 11:59 AM
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2MCHPWR
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i got the fronts for $200 shipped on ebay
Old 10-17-2012, 01:38 PM
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Ok. I will check it out right now!

***Darn! No luck there for my C6Z06. Didn't think about it, but that price was probably for the C5/C5Z06/C6 pad fitment****

Last edited by 986_C6; 10-17-2012 at 01:43 PM.
Old 10-17-2012, 02:42 PM
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I've just recently tried running ST-47's up front with ST-43's in back and was very pleased with them. Previous to that I had ST-43's up front as well. The pad life seems very good and they have been easy on my rotors as well.

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Old 10-17-2012, 02:46 PM
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X25
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Originally Posted by USA_Z
I've just recently tried running ST-47's up front with ST-43's in back and was very pleased with them. Previous to that I had ST-43's up front as well. The pad life seems very good and they have been easy on my rotors as well.
Great!!! I do have this set-up at home, waiting for the next season. Now please tell us:
(1) How is the front/rear bias? Did it feel like stock, or did fronts or rears lock-up first?
(2) I was told that ST47s need a bit of heat to work. Did you try it on the streets? Was it at least OK?
(3) How is the pedal feel compared to ST43s all around?
Old 10-17-2012, 03:20 PM
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Originally Posted by Ozer
(3) How is the pedal feel compared to ST43s all around?
I run the ST47s up front but non Raybestos in the rear. Compared to the ST43s, I thought the pedal felt even better than my previous memories of the ST43s. IMO they are very high friction compared to most other "race pads" so the pedal has a light feel for the amount of stopping force, very progressive. I hate those pads that require you to put your foot through the floorboard.
Old 10-17-2012, 04:01 PM
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RX-Ben
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I have driven ST41, 43, and 47 on the street with no issue. All need heat to work well on the track, but are fine on the street.

In an 01+, the active proportioning will mask and mu differences between the F/R pads


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