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BMW 3-Series (E90 E92) Forum > E90 / E92 / E93 3-series Technical Forums > Suspension | Brakes | Chassis > ALCON Big Brake Kit!!!



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      04-14-2008, 01:42 PM   #1
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ALCON Big Brake Kit!!!

My Alcon BBK arrived today. Many thanks to Jared at StaSiS Engineering! The original idea came from S4to335, I would like to thank him for the hookup. I will have them installed in a week or two, and post pics on my car. I am psyched. Most other BBKs for our cars are 6-pot calipers(Alcon, Stoptech, Brembo, etc.) , but I've got to say, that I got a super deal and saved over $500 including shipping over the least expensive of these 6-pot kits. I don't think that the addition of two caliper pistons will make that much difference in ultimate stopping power. What do you all think?
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      04-14-2008, 01:45 PM   #2
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looking good!
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      04-14-2008, 02:05 PM   #3
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looking good!
Thanks!
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      04-14-2008, 03:07 PM   #4
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Nice stuff! Post some installed photos
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      04-14-2008, 04:12 PM   #5
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Very nice...how much they set u back??
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      04-14-2008, 04:26 PM   #6
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Never really understood the purpose of brake upgrades on a car like this, if you hit the brakes hard enough ABS will go on, now you just don't need to hit them as hard. Not a big accomplishment.
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      04-14-2008, 04:35 PM   #7
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Quote:
Originally Posted by O-cha View Post
Never really understood the purpose of brake upgrades on a car like this, if you hit the brakes hard enough ABS will go on, now you just don't need to hit them as hard. Not a big accomplishment.
if he hits the track, itll be worth it. A lot of people do it for the look of the calipers being what ever color you get them and showing on the car.
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      04-14-2008, 05:56 PM   #8
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nice choice, want to know what the real world difference would be between 4/6 piston calipers? I would get them to help stop brake fade on the track
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      04-14-2008, 06:06 PM   #9
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I dont have any brake fade on my Alcon 4 pot calipers...and I am an instructor....if that helps.
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      04-14-2008, 06:11 PM   #10
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Quote:
Originally Posted by RM-6302 View Post
My Alcon BBK arrived today. Many thanks to Jared at StaSiS Engineering! The original idea came from S4to335, I would like to thank him for the hookup. I will have them installed in a week or two, and post pics on my car. I am psyched. Most other BBKs for our cars are 6-pot calipers(Alcon, Stoptech, Brembo, etc.) , but I've got to say, that I got a super deal and saved over $500 including shipping over the least expensive of these 6-pot kits. I don't think that the addition of two caliper pistons will make that much difference in ultimate stopping power. What do you all think?
BTW, those brake pads they gave you with the BBK are fine for track use...(I have not used their race pads yet on track..only the track pads that you just got). Have you mounted them yet?
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      04-14-2008, 08:31 PM   #11
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Wow, those are beautiful brakes.
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      04-14-2008, 08:33 PM   #12
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Originally Posted by O-cha View Post
Never really understood the purpose of brake upgrades on a car like this, if you hit the brakes hard enough ABS will go on, now you just don't need to hit them as hard. Not a big accomplishment.
If you use your car as a daily driver then there is really no purpose aside from shedding some weight depending upon the kit, but if you track your car its a different story. I guess you can argue that all you would need is some better fluid and a set of track pads, but I guess it depends on how hard you can push your car and how long your sessions are.
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      04-14-2008, 09:40 PM   #13
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If the research I've done is correct, brake fade is caused by either a build up of temperature beyond a brake pad's "kneepoint" or boiling brake fluid. Boiling brake fluid is easy to correct with better fluid. A combination of higher temperature resistant pads and rotors with better cooling capabilities would be the primary way to reduce brake fade. I think the primary benefit in terms of fade from a BBK is also the increased surface area, not necessarily the fact that it has more pistons. I believe the primary benefit from that is improved brake feel.
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      04-15-2008, 01:12 PM   #14
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Nice stuff! Post some installed photos
Thanks. I'll call my mechanic tomorrow. Install later this week or more likely sometime next week.
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      04-15-2008, 01:14 PM   #15
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Very nice...how much they set u back??
Thanks. I'm not sure I'm allowed to say, but I paid $2635 shipped to me here in Germany.
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      04-15-2008, 01:17 PM   #16
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Quote:
Originally Posted by S4to335 View Post
BTW, those brake pads they gave you with the BBK are fine for track use...(I have not used their race pads yet on track..only the track pads that you just got). Have you mounted them yet?
My ultimate track trip later this Summer will be to the Ring (Nurburgring/Nordschleife)!
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      04-15-2008, 01:19 PM   #17
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Originally Posted by westwest888 View Post
So what is that style rotor called? It's not drilled. It's not slotted. Is there some interesting engineering/marketing behind that design that we can read about? I'm intrigued.
The kit is called ALCON Advantage Extreme High-Performance Brake Kit. The rotors do not have a special name that I have read in the kit.
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      04-15-2008, 01:23 PM   #18
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Originally Posted by Magna3 View Post
If the research I've done is correct, brake fade is caused by either a build up of temperature beyond a brake pad's "kneepoint" or boiling brake fluid. Boiling brake fluid is easy to correct with better fluid. A combination of higher temperature resistant pads and rotors with better cooling capabilities would be the primary way to reduce brake fade. I think the primary benefit in terms of fade from a BBK is also the increased surface area, not necessarily the fact that it has more pistons. I believe the primary benefit from that is improved brake feel.
That is what I understand. I will need more brake than what the stock discs/calipers provide for multiple laps around the "Green Hell".
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      04-15-2008, 01:23 PM   #19
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Quote:
Originally Posted by BoostedBMW View Post
If you use your car as a daily driver then there is really no purpose aside from shedding some weight depending upon the kit, but if you track your car its a different story. I guess you can argue that all you would need is some better fluid and a set of track pads, but I guess it depends on how hard you can push your car and how long your sessions are.
I was referring to the track actually. Brake fluid and track pads is really all you need. Unless you have a shitty brake system to start with, BBKs are kind of pointless. The 335 does not have a shitty brake system to start with.

He asked if it would make a difference in ultimate stopping power, it won't, just get you to the limit with less pushing.
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      04-15-2008, 02:15 PM   #20
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Quote:
Originally Posted by O-cha View Post
I was referring to the track actually. Brake fluid and track pads is really all you need. Unless you have a shitty brake system to start with, BBKs are kind of pointless. The 335 does not have a shitty brake system to start with.

He asked if it would make a difference in ultimate stopping power, it won't, just get you to the limit with less pushing.
Thanks for the input. I guess I knew that already. I am looking for sustained stopping power as well as good looks. This kit was the right one for me based on cost and looks. The performance aspect of the BBK will have to wait until it is installed, properly bedded and then run.
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      04-15-2008, 02:37 PM   #21
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Quote:
Originally Posted by O-cha View Post
Never really understood the purpose of brake upgrades on a car like this, if you hit the brakes hard enough ABS will go on, now you just don't need to hit them as hard. Not a big accomplishment.
With street tires and doing short stints like autoX or driving on the street, I agree. But if you're on the track doing 20 minute sessions (even on street tires), then BBKs will fade less simply because there's more surface area and the load on each square cm/inch is less.

With r-comps / slicks, the stronger bite will actually make a big difference now as the stock brakes may not have enough bite to slow the car down so quickly that the tires lock up immediately and trigger the ABS. Here the BBK probably shines the most.
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      04-16-2008, 05:12 AM   #22
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those are the brakes they use on the sti rally car. alcon with halfmoon cut outs. beautiful shit.. i'm jealous.
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