How to Measure Bicycle Brake Pads

It is important to know how to measure bicycle brake pads because they wear down over time and need to be replaced. There are two main types of brakes on bicycles, rim brakes and disc brakes. Rim brakes are the most common type of brake and work by pressing a pad against the wheel’s rim.

Disc brakes are less common but are becoming more popular, especially on mountain bikes. They work by squeezing a disc that is mounted on the wheel’s hub.

  • Measure the distance from the top of the brake pad to where it meets the rim
  • This is your “pad stack height
  • Remove the wheel and measure the thickness of your brake pads at their thinnest point
  • If either measurement is close to or below the minimum thickness for your bike, it’s time to replace your brake pads

How To Check Brake Pad Wear | Mountain Bike Maintenance

How Do I Know My Brake Pads Size?

One of the first things you need to do when you’re shopping for new brake pads is to determine what size your brakes are. There are a few different ways that you can go about this, but the easiest way is to simply look at your current brake pads. Once you have removed them from your vehicle, take a look at the back of the pad.

There should be a number stamped into the metal that will tell you the dimensions of the pad. If there is no number stamped on your brake pads, or if you can’t find them for some reason, don’t worry – there are other ways to determine your brake pad size. One option is to measure the pads yourself using a ruler or tape measure.

Another option is to consult your vehicle’s owner’s manual; in many cases, it will list the recommended brake pad size for your specific make and model. Once you know what size brake pads you need, shopping for new ones is easy. You can find brake pads in any auto parts store, as well as online retailers specializing in automotive parts and accessories.

When making your purchase, just be sure to double-check that the pads you’re buying are indeed the correct size for your vehicle; otherwise, they won’t fit properly and could cause problems down the road.

How Do I Know What Brake Pads Fit My Bike?

When it comes to replacing your brake pads, it is important to choose the right ones for your bike. There are a few things you will need to know in order to make sure you get the correct pads. First, you will need to know the size of your brake rotor.

This can usually be found in your bike’s owner’s manual. Once you have this information, you can then begin shopping for new brake pads. There are a few different types of brake pads available on the market today.

The most common type is made from organic materials such as Kevlar or rubber. These types of pads offer good stopping power and are relatively quiet when used. However, they do tend to wear down quicker than other types of pads.

If you are looking for something that will last longer, then you may want to consider metallic brake pads. These types of pads are made from metal alloys and offer excellent stopping power. They also tend to last much longer than organic brake pads before needing replacement.

However, they can be quite noisy when used and may not provide as much grip as other types of brakes pad material. Once you have decided on the type of brake pad material you would like to use, the next step is choosing the right size pad for your bike’s rotor size. Most importantly, make sure that the pad fits snugly onto the rotor without any gaps in between them!

If there is even a small gap present, it could cause vibrations and noise while riding which would be very annoying (and dangerous). With all these factors in mind, finding the perfect set of brake pads for your bike should be a breeze!

How to Measure Bicycle Brake Pads


Replacing Disc Brake Pads Bike

Disc brakes on a bike are pretty straight forward to replace. You will need new disc brake pads, and depending on the type of bike, either a Shimano or Campagnolo specific tool to remove the old pads and insert the new ones. The first step is to remove the wheel from the bike.

Once the wheel is off, you will be able to see the caliper that houses the disc brake pads. There are two bolts that hold the caliper in place on the forks or frame. Use an Allen key or hex wrench to loosen these bolts and take the caliper off of the bike.

Inside the caliper, you will see where the brake pads are inserted. They are usually held in place by a spring-loaded pin. Use your Shimano or Campagnolo tool to depress this pin and release one side of the pad.

then do likewise for other side so both pads can be removed from inside of caliper unit. Inspect each pad for wear and tear – if they look excessively warn it might be a good idea to also replace rotor at same time while you have everything apart (this however is not essential). To install new pads, reverse previous steps – make sure both sides of each pad snap securely into place before re-installing caliper onto forks/frame using bolts (do not overtighten as this could damage threads).


If you’re like most cyclists, you probably don’t give your brake pads a second thought—until they squeal or grind down to metal. At that point, it’s time to replace them. But how do you know when they need to be replaced?

Here’s a quick guide on how to measure bicycle brake pads. Brake pads wear down over time and eventually need to be replaced. There are a few ways to tell when they need to be replaced:

1. If the pad is less than 1/4 inch thick, it needs to be replaced. 2. If the pad has noticeable metal showing through the rubber, it also needs to be replaced. 3. Another way to tell if the pad needs replacing is by its appearance.

If the pad looks glazed or shiny, it’s time for a new one.