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What are performance brake linings, and do I have them?

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7.2K views 7 replies 6 participants last post by  JTS97Z28  
#1 ·
I've done quite a few brake jobs and never come across this, but what are performance brake linings? I'm most likely going to go with OEM Delco pads, and they have two options, one with, and one without, these brake linings. All I could find on this was some conflicting opinions on whether or not they create more dust. I have a 2015 base ATS, so I would venture to guess that I do not have these linings because this was not something I recall paying for almost four years ago. Thanks in advance.
 
#3 · (Edited)
I replaced my rear brake pads with AC Delco replacement pads. There were two AC Delco part numbers and I went with the cheaper and (I think) higher number. Dust city! I just thought the other part was discontinued and replaced with the new number and that's why they were more expensive. Now I'm pretty sure it's because they produce significantly less dust!

EDIT: I just looked up my order history. The pads I bought for the rear are AC Delco 171-1113 and they are VERY dusty.
 
#4 ·
If the brake pads are original, check your window sticker or your dealer should be able to get you a build sheet based upon your VIN. The option code you are looking for is JE2 and typically this was combined with the track performance package but that likely varies by year. The track pads will create more dust.

The track pad option for the ATS isn't horribly aggressive and perform OK both hot and cold unlike some "real" track pads which are pretty lousy until they are in their design temperature range but I wouldn't go for them on a daily driver. The stock pads on my 2014 (RWD premium with performance tires/wheels but NOT track brakes) aren't bad at all about creating dust. On the other hand the stock pads on my 2016 Corvette Z06 create so much dust that I almost hate to use the brakes after cleaning the wheels and the Z06 wheels have so many angles that every time you think you have them clean looking at them from another angle reveals a spot you missed. In normal driving the very large brakes on this car will last a long time but in the Spring I will change them out for some aftermarket pads that don't create so much dust.

With brakes that create a lot of dust you do need to clean the wheels regularly because brake dust will lead to pitting of the wheel coating. The highest maintenance items on the Corvette are cleaning the wheels and exhaust tips which need cleaning at least once per week to stay reasonably clean.
 
#5 ·
Great, thanks for the feedback. So the "performance linings" is just referring to the pads themselves? Why not just make it "track pads?" Less confusing. I looked at my front calipers today, and they say Brembo beneathg the lettering that says Cadillac across them, so that raises another question: do we all have Brembo fronts, but there is an upgrade for larger brakes? I know I sound like a noob, but I got this car 3 1/2 years ago and recently moved from Florida to Maine, can't find my window sticker, and I want to replace my pads with ones that will work well in the winters up here. I do not recall performance brakes or track pads being any package I got, and I pay attention to those things, but perhaps it slipped by.

Based on your comments, I don't think I have the track pads. The ones I do have create very little dust.
 
#6 ·
Brembo front calipers were standard on all except 2.5L equipped models with the lower trim level.

The JE2 performance lining option doesn't increase pad (or rotor) size but is supposed to be a little more aggressive and heat tolerant. I believe it varied by year but the JE2 pads were part of a track package (included a higher capacity electric fan) and availability was limited to a few specific configurations.

I have driven a JE2 equipped ATS and the brakes weren't noticeably different to me. GM wisely chose a driver friendly upgraded brake option for those who wanted to order performance linings without having to deal with a lot of drawbacks. When you go with a true track oriented brake setup, like carbon ceramic rotors and true track pad material, you end up with a very capable brake that has to be treated differently because they are temperature sensitive and one slip when working on a tire will destroy a rotor that can cost over $1,000 per rotor and must be weighed rather than viewed to determine if it needs to be replaced. It took me about 1 minute to decide not to order that brake package for my Corvette. The regular ATS brakes are an excellent street setup.
 
#7 ·
I'm the second owner of my 6mt but having purchased it around 18k on the odo I'm pretty sure the brakes are stock.

Ive smoked the brembo rotors and pads and replaced the back pads months ago. I'm thinking of trying the performance pads or powerstop HPD pads... If the Delco units are not significantly better then stock I may just head straight to the power stops
 
#8 ·
That was a brake package that's either available on the car new, or through Cadillac accessories. I think there was one or two different options I have seen. One that keeps the original calipers that came on the car, and adds slotted rotors and the performance pads (or linings whatever you wanna call them). Then there was like a 2K option that adds what I previously mentioned in addition to the red calipers. My 2017 has the performance brake package with red calipers and I think my window sticker says it was either a $1995 or $1495 option. As far as everyday driving I highly doubt you would feel a difference. They look cool sure, but they also dust a lot.