Are drilled and slotted rotors better than OEM?

Given the choice between drill holes and slots, the drill holes will give you better braking power over slots for normal city/highway driving. This is why high end BMW, Porsche, Corvette, and Mercedes rotors are drilled, not slotted. However, for track racing (high speed stops), slotted rotors are the better choice.
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Are drilled slotted rotors worth it?

If you live in an area that experiences a lot of rain, drilled rotors are a very good choice. They perform well in rainy climates by offering a good “wet bite,” hold up well over the life of the rotors, and deliver more friction and more bite than their slotted counterparts.
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Do drilled and slotted rotors last longer?

As a result, if you're seeing a lot of track time, slotted brake rotors are better than drilled or solid ones. These benefits still translate over to the street. However, those slots mean your brake pads won't last as long. Ultimately, upgrading your brake rotors depends on how you drive.
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What are the benefits of drilled and slotted rotors?

Drilled and slotted rotors are brake rotors with holes and slots in them. They're designed to evacuate the moisture and brake dust generated during braking, facilitate the cooling of your brake disc, and increase your contact friction for superior brake performance.
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Do drilled and slotted rotors make noise?

When braking, cross-drilled and slotted rotors tend to make noise. A small popping noise is normal, as this is the sound of the pad going over the slots/holes. Unless you have full race brakes, a squealing sound is not normal.
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Drilled And Slotted Rotors! Are They Worth It?



Is it worth upgrading to drilled and slotted rotors?

Given the choice between drill holes and slots, the drill holes will give you better braking power over slots for normal city/highway driving. This is why high end BMW, Porsche, Corvette, and Mercedes rotors are drilled, not slotted. However, for track racing (high speed stops), slotted rotors are the better choice.
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Are rotors with holes better?

This isn't obvious at first, but each hole creates additional surface area that can shed heat. This means drilled rotors can dissipate heat better than any other rotor design. Because of that, drilled rotors offer better braking performance in all kinds of situations. That includes towing and racing.
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What kind of rotors are best?

  1. Editor's Pick: Bosch QuietCast Premium Disc Brake Rotor. ...
  2. Upgrade King: Power Stop Drilled/Slotted Rotors and Ceramic Brake Pads. ...
  3. Cheap Trick: ACDelco Advantage Non-Coated Disc Brake Rotor. ...
  4. EBC Brakes GD1697 3GD Series Dimpled and Slotted Sport Rotor. ...
  5. Wilwood Brake Kit with Drilled Rotors. ...
  6. R1 eLine Plain Brake Rotors.
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Why Use slotted rotors?

Slotted rotors are brake rotors with slots etched onto the friction surface of the rotor. These slots help "wipe" the brake pad clean during each pass and help maintain an even pad wear as well as performance.
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Do drilled brake discs make a difference?

Compared to a standard disc, from the initial braking phase, Brembo Xtra drilled discs ensure greater grip and more responsive and efficient performance of the braking system. Because of the holes, the friction coefficient between disc and pad is greater.
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Are coated rotors worth it?

Anti-rust and anti-corrosive properties to ensure your disc rotors last longer. Reduced fitting time due to no need to clean. No chance of pad contamination due to rust preventative oils. Visually pleasing on the car – No ugly rusted hats or vanes visible on the vehicle.
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Are solid or vented rotors better?

You have a couple of options when it comes to brake rotors. Solid rotors that have a slightly larger surface and offer better durability and stopping power. Vented brake rotors that provide better cooling and are less likely to warp and fade, particularly when heat cycles spike up and down during a competition.
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What brand of brake pads are the best?

Five Best Car Brake Pads
  • ACDelco 17D1367ACH Professional Ceramic Front Disc Brake Pad Set.
  • Power Stop Z36-1399 Truck & Tow Carbon-Fiber Ceramic Front Brake Pads.
  • Power Stop Z26-1053 Extreme Performance New Formulation Brake Pad.
  • Bosch BC905 QuietCast Premium Ceramic Disc Brake Pad.
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Do slotted rotors cause more brake dust?

Slotted rotors also aid in the expulsion of built up brake dust, significantly more so than a drilled rotor. Additionally, slotted rotors are stronger and less prone to cracking compared to drilled rotors as the structural integrity of the slotted rotors is not compromised during the machining process.
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What are the best brake pads for drilled and slotted rotors?

Ceramic pads work fine on cross drill slotted rotors. Metallic pads will work just as well, up to a point. Ceramic pads tend to last longer than metallic pads and score the rotors less. Under extreme braking conditions, a ceramic pad will dissipate heat and cool down faster than a metallic pad.
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Are vented and slotted rotors better?

Slotted rotors are better for actual heavy-duty performance applications. They're stronger than drilled rotors, and they provide some other advantages as well, such as additional biting surfaces.
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Can you replace solid rotors with vented rotors?

Solid and vented rotors are NOT interchangeable. To switch from one to the other, you may need new calipers, pads, brackets, etc.
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How long does it take to break in drilled and slotted rotors?

It will take approximately 400-500 miles of moderate driving for the new brake pads to be fully embedded into the rotors which will then give optimal performance.
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What happens if you don't bed in brakes?

If the pads and rotors have not been bed-in correctly, the mechanism of Abrasive and Adherent friction will not work well and use of the brake system, especially at high temperatures, will result in random and uneven deposits of brake pad material on the rotor surface.
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Why are my new rotors smoking?

It is perfectly normal for new brakes to smell and smoke. The smell and smoke are actually so common it has a name: polymerization. This is basically a curing process that is breaking in your new brakes. The smoke and smell are a result of the gases formed during the curing process.
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Do you use brake cleaner on painted rotors?

Re: Chemicals on "coated" brake rotors

When rotor manufacturers refer to corrosion resistant coatings, those coatings are typically only applied to the non-friction surfaces. I would clean the friction surface with acetone, lacquer thinner, brake cleaner, or something similar prior to installation of the brake pads.
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Do you need to use brake cleaner on new rotors?

Manufacturers of rotors tend to put a thin layer of grease on the rotors before shipping them out to prevent rust buildup. This layer should be cleaned off before you install the rotors onto the car. Spray the rotor with brake cleaner and wipe it with a clean rag. Make sure to spray both sides.
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What is the best type of brake disc?

More Grip with Drilled Discs

Unlike standard brake discs drilled discs offer more grip, allowing you to brake harder and faster. This is due to the holes which have been drilled through the discs. The addition of the holes in the disc increases the friction coefficient between the brake pads and the brake disc.
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