Inexpensive Brake Upgrade?
http://www.audiworld.com/tech/wheel1.shtml
TIA...
- What exactly would I need? I'm assuming calipers, carriers, pads and rotors.
- What's the difference in rotor size?
- What's the difference in the C32 caliper vs. the stock caliper?
- Front only, right?
Thanks.





Hank, is that C32 Brake Upgrade for front & rear? Thanks.
Last edited by E55 KEV; Mar 27, 2003 at 04:46 PM.
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Hank, is that C32 Brake Upgrade for front & rear? Thanks.




Only drawback is that it's gonna be reverse fitment. Not too big of an issue if you're not gonna track your car.
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You can fit w210/w208 AMG brakes from the 55's on your car.
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Not a right/left issue, but a leading/trailing issue. This is the reason why we won't sell the C32 upgrade to other chassis, even though people ask several times a month. The C32 caliper is a trailing caliper, and thus is placed behind the rotor. The w210/w208 both have leading calipers. The only way to fit the C32 caliper on those cars would be to make the trailing caliper be used as a leading caliper. There are only a couple calipers that can do this correctly, and the C32 caliper is most likely not one of them.
You can fit w210/w208 AMG brakes from the 55's on your car.
How much larger/better are the 55's brakes than a stock W210?




How much larger/better are the 55's brakes than a stock W210?
13.1 Ventilated Front
11.8 Ventilated Rear
There are only a couple calipers that can do this correctly, and the C32 caliper is most likely not one of them.
You can fit w210/w208 AMG brakes from the 55's on your car.
-s-
Last edited by scorchie; Apr 2, 2003 at 04:23 AM.
Does Zimmerman make x-drilled rotors for the E55? I guess that would be a good alternative to the super expensive dealer rotors.
This construction method also causes the high price.
A lower price replacement can be found in SLK32 rotors, which are single-piece.
-s-




A lower price replacement can be found in SLK32 rotors, which are single-piece.
-s-

Since we are on the subject of brakes, and rotors. Are the benz' rotors consider "throw away, one time use" rotors?
Hey scorchie, are you saying that the SLK32 rotor will fit on the W210 E55? Thanks.
However, keep in mind... AMG used solid rotors on the SLK32 because the cost and complexity of the E55 rotors was not warranted on a much lighter vehicle. The primary reason for using a multipiece rotor is to reduce heat transfer to the hub, and help cooling of the disc surface. The SLK32, being much lighter, does not generate as much heat during braking, so it was determined that cheaper rotors could be used to achieve performance similar to the heavier cars.
Anyhow, all of us with AMG cars knew what we were getting into when we bought them, so we shouldn't try and cut corners to save a few bucks. Now, for the $800 for new rotors and $300 for new pads, we should just drop the rest of the money and go for a Brembo setup. That makes more sense.
-s-
What about S55 rotors? Will they work on the E55?
Reason I ask is because it is time for me to replace rotors
Anyhow, I believe the S55 up to 2002 was 13.6" diameter rotor (similar to C32), and the 2003 S55 rotor is 14.1" diameter.
Do you see the problem? 13.2" rotor/caliper combination does not work well when replaced with a larger rotor.

Regardless, the Brembo 13.6" rotor of the C32/S500 and 14.2" rotor of the 2003 SL55/CL55/S55 is far inferior in desigh to the Ate-manufactured AMG rotors found on W202/W208/W210. First of all, note that all the newest cross-drilled rotors are drilled AFTER casting, thus are prone to cracking (unlike the rotors that come with the Brembo GT kits... those holes are cast in).
To me, the biggest problem with the new AMG cross-drilled rotors is that THERE IS NO RIGHT HAND APPLICATION... all the rotors are LEFT HAND APPLICATION. So when you're driving, your left hand rotor is getting a nice cooling effect from the directional vanes in the rotor. But your right side rotor, it's fighting the brake ducting, trying to force air through the brake ducting while the "ram" effect of moving forward is forcing air the other direction. So your rotor is not cooling as effectively.
Is there a solution? Well... I believe the cross-drilling in the new AMG setups is for cosmetics, not performance. So if you're after cosmetics, that's the system to go with.
You want performance? The older AMG setups are superior. But they are expensive... at that price, the Brembo kits really do become attractive.
What the world needs is a truly high-performance, lower-cost alternative, one that uses the same offset as the stock (older) AMG system. Or even a lower-cost alternative to AMG stock rotors, so that people can upgrade incrementally. And it should look good cosmetically, so that people who want it just for cosmetics have an alternative.
Stay tuned.

-s-



