How to clean motorcycle brake rotors

What is the best way to clean brake rotors?

Use a dedicated cleaner or soap with water.

Spray the rotor with your can of brake cleaner, per the can’s instructions. If using soap and water, spray or dip a rag into the solution and wipe the entire rotor down. Some brake cleaners simply require a good wipe down after using the spray.

How do you clean bike rotors?

If you do accidentally splash some lube or other fluid on the rotor, remove the wheel from the bike and clean the rotor thoroughly with isopropyl alcohol and a clean rag. If you get any on the brake pads, it’s best to replace them.

Do you have to spray brake cleaner on 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.

Can you use wd40 to clean brake rotors?

First, if the rotors (or any metal) are rusty, don’t spray WD40 on it. It won’t fix the problem. Brakes get rusty, it’s just a fact of the type of metals used. If it is a very mild surface rust, that’s normal and fine.

What happens if you don’t clean new rotors?

If you have driven it, nothing to do. Cleaning them before use will get any anti corrosion stuff off them, as well as any dirt and stuff from the install. The “damage” has already been done, which will be minimal.

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Can I use rubbing alcohol to clean brake rotors?

When it comes to cleaning disc rotors, the general consensus is to use a specialist product that doesn’t leave any residue, such as isopropyl alcohol. … “We recommend a mild soap and water to clean disc brakes. This is to help avoid contamination of the pads and rotor. Brake cleaners and other sprays are unnecessary.

Can you spray brake cleaner on pads?

The cleaner can be used on brake linings, brake shoes, drums, rotors, caliper units, pads and other areas of the braking mechanism while they’re still intact. … It may be a good idea to cover areas of the car that could be exposed to the brake cleaner before you apply it.

What can you use instead of brake cleaner?

For brake systems, denatured alcohol. Sure, denatured alcohol (ethanol rendered undrinkable) is fine. Any alcohol will work as well as a cleaning agent in this use.

Are you supposed to clean new rotors?

New rotors typically do not have the same issue with metal particles left after machining, but they still need to be washed. … You then can wash the rotor with soap and warm water to remove any unwanted contaminants that remain.

How do you break in new rotors?


  1. 20 “Slow-Downs” from 50-mph to 20-mph with light to moderate pedal pressure.
  3. Allow at least 30 seconds between brake applications for the brake pads or shoes to cool down.

Can you use wd40 on bike brakes?

WD40 is only suitable for cleaning the internal metal parts of your bike before assembling and lubricating them. You should never use WD40 on anything other parts of your bike, especially the brake pads. Applying any kind of oil on your bike’s brake pads or the rotors will lead to contamination.

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