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SUPPORT ZPOST BY DOING YOUR TIRERACK SHOPPING FROM THIS BANNER, THANKS! |
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10-12-2011, 07:22 AM | #1 |
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StopTech Trophy
Thank you David at Zeckhausen Racing for the brake upgrade you sold me.
The difference over the stock set-up is crazy. Totally insane stopping power. Brakes Front: StopTech 380x32 mm Discs StopTech Trophy Sport STR-60 Calipers Brakes Rear: StopTech 355x32 mm Discs StopTech Trophy Sport STR-40 Calipers
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10-12-2011, 08:05 AM | #2 |
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Very nice
Do you track the car at all? I'm just wondering how the 380mm fronts affect braking bias.
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10-12-2011, 10:46 AM | #4 |
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Those things look huge on the front. I'm assuming you have 19's?
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10-12-2011, 02:48 PM | #6 |
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Beautiful kit, i have Full AP BBk it is right up their with the s/c in terms of bang for buck, they have literally transformed the driving experience........ i have 370mmx32 upfront and i think 330 x 32 at the rear.
please please please get it to a track to heat these things up, they are at their best when being used properly.....
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10-12-2011, 04:00 PM | #9 |
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just need to know if it worth getting over the 355 standard 6 piston stoptech offers.........
you know... to put on my imaginary z4m coupe I'm building.. its sub 60 seconds at Lime Rock.....in my mind!!!!
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10-12-2011, 05:03 PM | #11 |
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I don't think that's for the trophy caliper setup.... maybe I'm wrong
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10-12-2011, 05:28 PM | #12 |
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I think even Zeckhausen will tell you that stopping power is mostly determined by the availability of grip...The ONLY thing that big brake kit improve upon over the stock brakes, especially on the MZ4 Coupe, is fade resistance and pedal feel.
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10-12-2011, 05:32 PM | #13 |
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Very well said.
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10-12-2011, 06:48 PM | #14 |
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Hello Roffle Waffle,
Not exactly. Unfortunately that price is for the 'standard' StopTech callipers. The StopTech Trophy series will run you to $4,045.00 for the front and $3,345.00 for the rear plus an additional charge for special gold zinc coating on the slotted Aero-Rotors |
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10-12-2011, 06:51 PM | #15 | |
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Yes they are 19" wheels.
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10-12-2011, 06:59 PM | #16 | |
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Hello inTgr8r, StopTech brake kits are engineered to provide a 'Balanced' brake system. That is one of StopTech's main selling points. As you increase rotor diameter, you need to decrease piston size to compensate. Otherwise, your brake torque will be too high and the brakes will be unbalanced. Obviously this is accounted and engineered for in the ordering stage for each application.
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10-12-2011, 08:40 PM | #17 | |
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Yes you are correct. The driving experience is so different from before to after. I lusted after a kit like this for years before I finally dropped the hammer and ordered one. "Oh, you don't need that as the BMW OEM set-up is fine with the right pads and high temp fluid." Usually you only hear that negative type of misleading advise from those who don't have them. Well, I will say without a shadow of a doubt, don't believe people like that for a minute. I would spend the money again and again if I knew then what I know now. It seems like it is not even the same vehicle anymore. The extra confidence these BBK's give the driver and the later you can leave your braking is silly and cannot truly be fully explained until you have experienced them for yourself. I have noticed:
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10-13-2011, 01:08 AM | #18 |
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You just lost all credibility there. Unless you're upgrade also includes incredibly sticky tires, there's absolutely no way upgrading to a "big brake kit" will decrease stopping distance compared to a stock system.
I'm going to reiterate. Stopping distance has more to do with the available grip of the tires than the size of your brakes and the number(s) of pistons it's got.
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10-13-2011, 09:59 AM | #19 | |
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Unless you got stickier tires, your stopping distance would not improve with this setup. |
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10-13-2011, 10:00 AM | #20 | |
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So you get a "cool story bro". PS in the case of the z4 the balance really did turn out amazing (or at least in the case of my tire setup) the car hunkers on all 4 corners and you leave 4 sets stripes under threshold braking behind you. You can't do that with the oem brakes, so you sure as hell are stopping faster. My e46 did not gain this at all, just to illustrate somethings are application specific and really people shouldn't open their mouths without that application specific experience.
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10-13-2011, 10:03 AM | #21 |
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And before you go hooting and hollering because daddy put you in time out, I agree with you, its most to do with available grip, if you stop there you're fine. But when you make the generalized statement that they don't increase the ability to stop sooner, you lose. Because generalizations are for the ignorant, and are usually wrong.
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10-13-2011, 10:36 AM | #22 | |
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Likely the number one limiting factor in most modern BMW's is the ABS (with G sensors). Under dry conditions with good tire the ABS will kick in before you have maximized the available braking performance. (r-compounds and slicks really highlite this point) This said larger brakes can offer improved stopping distance over the factory set up, since fade can occur even in a single brake application. The only way to know is to actually test it. From a drivers perspective, if the new brakes improve initial bite, pedal feel and modulatation this translates to the feeling of improved stopping distances |
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