Referring to the portion of a wheel brake which slows the rotation of the wheels/tires to slow or stop a vehicle. Friction is applied through pads by way of a caliper to reduce the rotational speed. This item is a round disc and is normally placed between the wheel and hub assemblies and can be ...

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59
votes
16answers
270k views

Should I resurface or replace my rotors everytime I replace brake pads?

I have heard it is proper practice to replace or resurface your brake rotors every time your do a brake pad replacement. Does this need to be done every single time or is it overkill? Maybe it is ...
20
votes
9answers
207k views

When do brake rotors really need to be replaced?

I need to replace my rear brake pads. A mechanic suggested I also replace my rotors because they are rusted around the edges. The rotors are in fact quite rusted, however, there is no rust on the ...
17
votes
8answers
66k views

What causes brakes to pulsate right after rotor and pad replacement?

I have a 2002 Infiniti Q45. I replaced the front rotors and pads on Sunday. It was the first time I've done this on a car, though I have done it countless times on various motorcycles. I was careful ...
17
votes
6answers
65k views

What is causing this terrible grinding/groaning noise when I come to a slow stop sometimes? (but not always!)

Update 11/9/2013 After a good bit of driving, the noise reoccurred. I took it back to the mechanic and we decided it must be the brake pads. They're pretty worn out, and like I said before, they're ...
16
votes
5answers
5k views

My Car Squeals When Braking Even Though I've Had My Front Rotors Machined and Back Rotors Replaced and all new brake pads. What could it be?

I own a Toyota Soarer SC300 (1994), 2JZ motor non-turbo 3 litre engine. The engine is probably irrelevant, but provided for prosperity. Anyway, the front rotors were machined and are within the legal ...
13
votes
9answers
18k views

How can I remove a seized brake disc?

I'm changing the rear brake discs and pads on my Ford Focus C-MAX. I've done one side which was fairly easy, but on the other side I can't get the disc off. There is nothing holding it on as far as I ...
13
votes
3answers
16k views

What can cause warped rotors?

I have a forward rotor on my '04 Chrysler Sebring causing a lot of pulsation when braking. I replaced the rotor- but within about a month the problem had re-appeared. The guys at Monroe noticed my ...
12
votes
4answers
28k views

brake rotors- blank, slotted or drilled?

There is a lot of conflicting information whether slotted or drilled rotors perform better than blank rotors. For a street car that will do the occasional track day, which type of rotor should I get?
9
votes
2answers
265 views

What are the visual signs that brake rotors must be replaced?

Let's say you take off the wheel (when replacing the pads, for example) and look at the brake rotor. What are the signs that it's time to replace the disc? Let's stick to clear visual signs that don'...
9
votes
5answers
4k views

Should rotors with rust on the rims but not the faces be replaced along with the pads?

I have an Audi A4 with approximately 35k miles. My dealership has recommended that I replace both the brake pads and the rotors and helpfully forwarded a picture to me of the rotors indicating the ...
7
votes
3answers
1k views

Rotor Replaced and MY Car is only 3 years old

I went to pep boys because i heard squealing and my pads were worn down. he also told me that i needed to replace my rotors so not knowing anything i did but i asked them tog ive them to me so i could ...
7
votes
1answer
720 views

Is grinding the “ear” of a disc brake pad ok to make it fit?

I searched this but no luck finding an answer. I recently did a disk brake rotor and pad replacement on a friends car. One of the pads would not fit in the allocated space in the caliper frame. The ...
7
votes
1answer
91 views

Standard vs Carbon Ceramic Brake Discs - What do you pay for?

I was watching a car review on YouTube recently. I know that carbon ceramic brakes are often a huge optional extra on cars and they're normally physically huge as well (from what I can tell). What is ...
7
votes
2answers
80 views

2000 Chevrolet Silverado brakes dragging, 4 new rotors, 4 sets of pads, new e-brake shoes, new front calipers

I recently replaced myself or had replaced all pads, all rotors, front calipers, rear guide pins and brackets, rear brake shoes, and rear e-brake hardware, as well as the e-brake cable on my 2000 ...
7
votes
1answer
224 views

Continual Brake Issues on a 2002 Kia Spectra

I have a 2002 Kia Spectra. We have replaced the rotors 3 times, but prior to doing that we were having problems with our back brakes. The mechanic we were going to said nothing was wrong with the back ...
7
votes
3answers
367 views

Wheel change/balance leading to continuous braking

So I go to get my wheels changed and balanced and I leave with the driver side rim heating up unnaturally even after driving just a few miles. The car stops unusually quickly. It's quite clear that ...
6
votes
7answers
11k views

Why are drum brakes still fitted on Ford's cars?

Currently I own a Mk5 Astra SRi, however I am looking to sell this and buy a Ford Focus Mk2. The other day I looked at a Ford Focus Zetec Mk2. My understanding is that Zetec is sort of the ford ...
6
votes
2answers
1k views

How much disc brake drag is acceptable?

As far as I know brake pads are supposed to maintain slight contact with the rotor at all times. As usually the only thing pushing the piston back after braking is flex of the square cut seal around ...
6
votes
3answers
13k views

Replace front brake pads and rotors?

I went to my Honda dealership for a B-1 service, and he came back saying that I needed to replace both my front brake pads and rotors. The quote for that is $531. I am wondering if I should go ahead ...
6
votes
2answers
2k views

2 week old disk brake pads rubbing on rotor. Is this OK? (motorcycle)

I got the pads on the front brake of my bike replaced 2 weeks ago. Immediately I heard a rubbing noise at low speed. I thought this would be ok - that the pads just had to be worn in or something, but ...
6
votes
2answers
80 views

Warped disc rotors again?

When I took my 02 Honda Accord in for its last service (not Honda) I had a very bad vibration in the steering wheel when braking which was obviously brake related. The shop told me that the front ...
5
votes
2answers
5k views

Do I really need a lathe to turn my rotors?

Last time I changed my brake pads (Toyota Tacoma v6 4WD), I did not get my rotors turned and was told I should have taken them to a mechanic to get it done. I was wondering if there is any ...
5
votes
3answers
552 views

Replace driver side first, then passenger side brakes?

Need advice. I am replacing brake rotors and pads for all four wheels. My home 2-car garage only gives me enough room to work on the side facing the other car, the middle of the garage. Is it safe ...
5
votes
1answer
39 views

BRAKE ROTOR RUST

Own a 2011 SS Camaro. The rust on the centers (hubs) of the rotors has created a significant appearance problem since the factory sport wheels have thin spokes. Really looks bad. There's got to be ...
5
votes
2answers
850 views

Can chafing brake pads damage rotors?

Since replacing all of the brake pads and passenger front rotor on my 2008 Chrysler Sebring convertible, the pads have been chafing and making a non-stop chirping sound while driving. There is a ...
5
votes
4answers
16k views

Squeaking brakes on motorcycle - an issue or not?

The front disc on my motorcycle emits a low pitch squeaking noise when I'm pulling up to a complete stop (almost like the sound train brakes make when pulling up to a station). This only happens when ...
5
votes
2answers
158 views

Do I need to replace just my one rusted rear rotor, or do I need to replace both rear rotors?

I have one rear rotor that is partially rusted on the braking surface and the rust won't go away. I tried scraping down the surface to even it out, and then the entire surface looked rusted. I had ...
5
votes
1answer
74 views

Disk rotors wear

I recently bought a second hand car (Porsche Cayman S) and I was looking at the disk rotors. Do you think that it's time to replace the front disk rotors of my car? picture1 picture2 ...
5
votes
2answers
2k views

New Pads, Rotor, & Caliper; Grinding, Squeaking, and Heat

I just replaced my rear-passenger side Caliper, Caliper Bracket, Rotor, and Brake-pads due to the rotor, pads, and caliper bracket grinding together. Vehicle: 2000 Blazer 4WD, recently had front ...
5
votes
3answers
7k views

Should I get my brake rotors turned without replacing the recently-replaced brake pads?

Earlier this year, I noticed my brakes starting to screech (especially in the morning or when it was cold out). Not the distinctive squeal of finished brake pads, but the more "grinding" screech of ...
4
votes
4answers
33k views

Replaced brake pads - one pad was full, the other was gone. Brakes now very hot after driving

The content is pretty much contained in the title. When I went to replace the brake pads, one pad was completely gone and the other was almost like new. Now that I have replaced the pads, the wheel ...
4
votes
4answers
11k views

Does the brake pedal always feel soft after the pads are changed?

About my bike Model: Honda CBR 250R Total Run: 17500kms Total Time: 1 year 1 month (rotor & break fluid never changed, break pad changed 6 months back) Break Fluid Level: 3mm above lower line ...
4
votes
3answers
87 views

Wheel stuck to Rotor

My 2000 Durango 2 wheel drive front tire is seized to the rotor, I tried the heating method and hitting but still seized, how can I get it off without damaging the wheel?
4
votes
4answers
85 views

Front brake caliper mounting bracket out of alignment with rotor

When the brake caliper mounting bracket bolts are tightened to the hub (on the passenger side only!), the new rotor binds against the bottom of the bracket on the outside (away from the center of the ...
4
votes
1answer
509 views

Replaced rear rotors and pads, now both rotors hot on first test drive

Yesterday I replaced the rotors and pads on my 09 Mini Cooper. I thought it went well, but in the first short test drive, it feels like the emergency brake is set a bit. I drove a half mile, and both ...
4
votes
1answer
152 views

would turning the rotors make my front end go out of alignment?

Since I had my rotors turned my front end now pulls to the right where it didn't before. Are the two related?should they gave realigned my front end?
4
votes
1answer
402 views

Brake pad failure and chewed up rotor after 1 month

Replaced front rotors and brake pads less than a month ago, and now my right front brake pad is completely gone....and the rotor is totally chewed up! Began to notice a metal grind like sound on the ...
4
votes
1answer
29k views

Front Wheel Squeal When Driving After New Brakes

We have a 2006 Buick Lacrosse. We just installed new front brakes. 2yr rotors and lifetime performance ceramic pads. We have used these pads in the past on the car and never experience this issue. We ...
4
votes
1answer
35 views

What type of Brake Lube to use

I am going to do a DIY brake job on my car and am trying to sort out how to lube everything. I found this helpful list of places to lube: What brake components need to be lubricated? but it does not ...
4
votes
2answers
528 views

1976 Land Cruiser fj40 front disc rotor removal

How do I remove front disc rotors. I know how to remove calipers and free wheeling hubs but not rotors. Is this possible without disassembling the hubs?
4
votes
1answer
69 views

Wheel rubbing/tight at one point per wheel revolution

On my 2005 BMW 320D, I recently (200 miles/1 month ago) noticed a rubbing noise coming from the front passenger side wheel. It is only really noticeable on smooth tarmac at slow speeds, but I did ...
4
votes
1answer
56 views

03 Honda Civic Serious Brake Caliper Question

The car began to lose speed and I immediately got to the side of the road.The car was losing power. I noticed smoke from the wheel while still in the car once I stopped. in reverse and drive the car ...
4
votes
1answer
56 views

When getting rotors turned should the thickness be exactly the same throughout?

I have to drop off my rotors to an auto parts store that does rotor turning in house and I wondered when I pickup my rotors and check it's thicker than the minimum thickness from the manufacture ...
4
votes
1answer
178 views

Why did front rotors and brake pads have to be replaced after one year?

KIA replaced my front rotors and brake pads Aug 2014. One year later my brakes were not functioning well and KIA said the right front rotor was grooved because of rust and should be replaced, adding ...
4
votes
2answers
65 views

After new brake rotor installation, white smoke come out of brake system

I installed new rotors and serviced my front brakes. I sprayed both sides of the new rotors with brake cleaner. I lubricated the caliper pins with this brake lubricant. I added the lubricant to the ...
3
votes
2answers
553 views

Why is martensitic steel used instead of grey cast iron for ATV disc brakes?

Grey cast iron has better thermal properties -- conductivity and specific heat -- lower density, better castability, and better friction than martensitic stainless steel. Why are OEM parts made of ...
3
votes
3answers
365 views

What are the different types of disc brakes

I have head of Ventilated Disc,Carbon Ceramic disc. I do not know what are the different types of disc brakes available on the market. Which one should I choose. I would also like to know the ...
3
votes
2answers
280 views

Why does my front wheel rotor is heating up more than rear one?

I had been facing high fuel consumption lately. To my surprise I discovered that my front wheel free rotation seems bit restrictive to my rear one even when rear wheel drags chain and two sprockets ...
3
votes
1answer
327 views

Identifying a crescent-shaped thin sheet of metal that has rusted off the wheel area

I have a 2005 Matrix in a place that is too salt-happy during the winter. The following rusted off and fell out from the inner side of the front wheel -- looks like a mud guard of some sort. Is it ...
3
votes
2answers
239 views

How to cleanup disk brake rust rings

Some years ago I replaced the stock rotors for slotted and drilled on all four wheels of my 2003 Monte Carlo. At the time I needed to replace the rotors and they had a habit of warping. The new ...