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-   -   new pads for AP calipers (https://www.scoobynet.com/wheels-tyres-and-brakes-13/1053528-new-pads-for-ap-calipers.html)

B9SLJ 28 March 2018 10:22 AM

new pads for AP calipers
 
I’ve been running ds3000 pads for last 6 months although they perform brilliantly cold or hotthe amount of dust they produce is unreal. They are also eatingaway the rotors.
Any recommendations for a less dusty fast road pad suitable for AP 6 pot calipers
Cheers stu

stonejedi 28 March 2018 01:07 PM

Performance Friction 08 compound.SJ.

TECHNOPUG 28 March 2018 03:04 PM

PFC-Z

bonesetter 28 March 2018 03:26 PM

PFC-Z

AS Performance 29 March 2018 10:21 AM

whilst very good the Z-rated pad doesn't have the friction level of ds3000 albeit it will happily keep on performing at extreme temps.......

something like the PFC '08 or some of the more aggressive race '11 / '13 or an RST3 from Pagid

various options on the shelf here and happy to talk through your requirements

bustaMOVEs 29 March 2018 07:01 PM

Alyn what price on 08s and rst3 for ap7040s please?

joz8968 29 March 2018 08:17 PM

Are DS3000 worth having over 2500 for infrequent fast road driving... Or won't they be as effective because they need more heat in them for more sustained periods, for them to work properly?

B9SLJ 29 March 2018 08:34 PM

Ds3000 are fantastic brakes, good bite from cold and even better the more heat u put in them. Only downside is massive amounts of dust and eat your discs rapidly

joz8968 30 March 2018 08:13 AM

I might give them a go after my DS2500s run out.

I love the DS range... As you say, they just work straight from cold and are 'repeatable' time after time (despite not having the last word in class-leading friction).

I had, IIRC, PF08s once... And, OMG, there was all but ZERO bite from cold. So much so, I nearly overran a junction the very first time I used them - at slow speed! It was so tiresome waiting for them to actually work! (Let alone enjoying greater stopping power in hard braking). Ridiculous - nay, downright dangerous - compound* (for normal road use, anyways).

That experience has made me very wary (and indeed weary) of so-called ultra high-friction pads. Hence sticking to what I know works - no muss no fuss.


* No doubt they're fabulous on the track - after getting in a warm-up lap, etc...

stonejedi 30 March 2018 11:51 AM


Originally Posted by joz8968 (Post 12002954)
I might give them a go after my DS2500s run out.

I love the DS range... As you say, they just work straight from cold and are 'repeatable' time after time (despite not having the last word in class-leading friction).

I had, IIRC, PF08s once... And, OMG, there was all but ZERO bite from cold. So much so, I nearly overran a junction the very first time I used them - at slow speed! It was so tiresome waiting for them to actually work! (Let alone enjoying greater stopping power in hard braking). Ridiculous - nay, downright dangerous - compound* (for normal road use, anyways).

That experience has made me very wary (and indeed weary) of so-called ultra high-friction pads. Hence sticking to what I know works - no muss no fuss.


* No doubt they're fabulous on the track - after getting in a warm-up lap, etc...

In my opinion the PF08 Compound is a superb pad especially using AP calipers,like most performance pads their is always a trade off to be had...i.e between how a pad is used and its use.The DS 3000 are a good pad but as I am also keen into keeping my car clean and my disc not getting destroyed as quickly,i went with the PF08 which have superb modulation its a real drivers pad;)...I find that pad choice has variables and comes down to driver and use their is not a one pad that fits all for everyone,its what works for each individual.SJ.

joz8968 30 March 2018 02:58 PM

Sure sure. Brakes - and esp. brake feel/pad compound - is probably the most subjective area for petrolheads!

Do your PF08s work straight from cold?

Actually, thinking about it, I'm now pretty certain they were PF01, instead! :rolleyes: And I understand they are a 'race' pad - hence, presumably, the 'no braking' from cold(?)

So, in that case, I might indeed try the 08s next...... ;) :thumb:

stonejedi 30 March 2018 03:31 PM


Originally Posted by joz8968 (Post 12003027)
Sure sure. Brakes - and esp. brake feel/pad compound - is probably the most subjective area for petrolheads!

Do your PF08s work straight from cold?

Actually, thinking about it, I'm now pretty certain they were PF01, instead! :rolleyes: And I understand they are a 'race' pad - hence, presumably, the 'no' braking from cold(?)

So, in that case, I might indeed try the 08s next...... ;) :thumb:

As you said mate I think you mean the PF01 as that compound was more hardcore and definitely needed a good few miles behind them before they showed their true qualities....joz give the PF08 compound ago as by the time I have driven to the end of my street they are good to go,I think i don't really suffer with cold brake pad syndrome as I am pretty firm with the brake peddle most times as I am always zipping about in a hurry:thumb:.SJ.

joz8968 30 March 2018 03:46 PM

I will I will.

lol

AS Performance 31 March 2018 09:45 AM

if the '08 didn't work to that degree then they were glazed, poorly bedded or some other issue??

personally i would NOT recommend ds3000 for road use and even for track / competition use there are better alternatives IMO

AS Performance 31 March 2018 09:47 AM


Originally Posted by bustaMOVEs (Post 12002860)
Alyn what price on 08s and rst3 for ap7040s please?

dont have exact costs to hand but the issue with that application is most need to be machined as the std pad is D57 and most Subaru applications use a D54 option...........best guess would be around early £200'ish

like most things better to direct any specific queries at the office who will happily assist

joz8968 31 March 2018 09:57 AM


personally i would NOT recommend ds3000 for road use and even for track / competition use there are better alternatives IMO
Yeah, I'll try PF08 next.



Originally Posted by AS Performance
if the '08 didn't work to that degree then they were glazed, poorly bedded or some other issue??

No, it was the 01 compound that I had, Alyn (I got it wrong). So makes sense.

AS Performance 31 March 2018 11:14 AM

no still doesn't make sense as '01's are not that bad either..............

joz8968 31 March 2018 11:29 AM

So, that is strange then. I'm never deliberately heavy on the brakes, when bedding in. Just brake normally light, medium or hard...as the situation on the road dictates. I've never had a problem with DS2500 pads, following this strategy.

Do you reckon it's because I didn't do the 'hard stops bedding-in procedure' was the reason they were totally dead when cold? And I'm not exaggerating, neither. They basically felt as effective as the crap early WRX front floating calipers... But at SLOW speeds! I was genuinely shocked and disappointed at the time.

AS Performance 31 March 2018 12:22 PM

you need to apply the specific bedding procedure for that pad manufacturer / compound otherwise as you found you might not get the best performance from them.....

PFC's in general like a short sharp shock type of approach making sure you cool them correctly afterwards also........
** not advisable with new discs unless they are pukka "fully heat treated" PFC rotors **

stonejedi 31 March 2018 12:36 PM

Alyn I’m looking a set of replacement PF disc for the 6 pot AP calipers that I got from you way back and what disc also that you would recommend for my rear AP 4 pots as well mate.SJ.

AS Performance 31 March 2018 01:43 PM

certain AP applications only have AP fitment available so would need more specific info.....

drop the office an email and we can happily sort

stonejedi 31 March 2018 01:58 PM


Originally Posted by AS Performance (Post 12003189)
certain AP applications only have AP fitment available so would need more specific info.....

drop the office an email and we can happily sort

Will do mate:thumb:.SJ.

joz8968 31 March 2018 03:19 PM


Originally Posted by AS Performance
you need to apply the specific bedding procedure for that pad manufacturer / compound otherwise as you found you might not get the best performance from them.....

PFC's in general like a short sharp shock type of approach making sure you cool them correctly afterwards also........
** not advisable with new discs unless they are pukka "fully heat treated" PFC rotors **

Ah, okay. If I get any PF pads in future, I'll do that. Is it 4 hard stops from 70mph, with a cooling down period in between each?


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