When buying a bike, we usually pay the most attention to the frame, suspension, drivetrain, weight or appearance. Much less thought is given to the part of the bike that actually stops us when it matters most.
For most recreational cyclists, brakes are something we simply expect to work. You pull the brake lever and the bike stops. But there is far more knowledge, development and technology behind the difference between safe, controlled braking and an unpleasant surprise on a wet descent than most riders realise.
On modern disc brake systems, brake pads play one of the key roles. This small component creates friction against the brake rotor, allowing us to control speed and bring the bike to a stop.
Although they are among the smallest components on a bicycle, brake pads have a major influence on braking power, modulation, lever feel and, above all, safety.
Why Aren’t All Brake Pads the Same?
When it is time to replace brake pads, many cyclists automatically choose original replacement pads from the brake manufacturer. This is an understandable and safe choice, but it is not necessarily the only option.
Brake pads from different manufacturers can vary significantly in friction material and therefore in:
- braking power,
- initial bite,
- modulation,
- performance at high temperatures,
- wear,
- noise,
- performance in wet and dry conditions.
Just as cyclists choose tyres based on terrain and riding style, brake pads can also be selected according to individual needs.
A cyclist who mainly rides in the city has different requirements from someone who regularly descends long Alpine roads. E-bikes, enduro and downhill bikes, and bikes frequently used in bike parks place very different demands on the braking system.
That is why choosing the right brake pad is not only about whether it fits a specific brake caliper. It is also about how and where the bike is used.
What Makes a Good Brake Pad?
At Sinter, we have been developing friction materials since 1969. At the heart of our development process is one key question: how can we create the most effective and, above all, predictable friction between the brake pad and rotor?
A good brake pad is not simply the one that delivers the strongest possible bite.
Modulation is equally important. That is the ability to precisely control how much braking force is applied.
On a wet road, slippery surface or demanding mountain descent, an overly aggressive braking response can quickly lead to wheel lock-up and loss of control. A predictable brake allows the rider to apply exactly as much braking force as needed in a particular situation.
Consistency is just as important.
A cyclist should know how the brake will respond during the first braking manoeuvre and how it will behave after several minutes of demanding descending, when brake system temperatures have increased significantly.
Reliable braking means predictable braking.
How Do You Know When Brake Pads Need Replacing?
Many recreational cyclists only start thinking about their brake pads when the sound of the brakes changes or braking performance noticeably decreases.
By then, wear may already be significant.
Brake pads should therefore be inspected regularly, particularly if you:
- frequently ride in rain or mud,
- regularly ride long descents,
- use an e-bike,
- often ride in bike parks or on demanding terrain,
- notice changes in braking feel or sound.
When replacing brake pads, it is also important to inspect the brake rotor. The rotor is also a wear component and has a specified minimum thickness.
If the rotor is excessively worn, damaged or uneven, replacing the brake pads alone will not solve the problem.
Check our guide on checking your rotors here
Why Do New Brake Pads Need to Be Properly Bedded In?
This is one of the most important and most frequently overlooked steps when replacing brake pads.
New brake pads should always be properly bedded in before normal use.
Immediately after installation, the surfaces of the new brake pad and brake rotor are not yet optimally matched. During the bedding-in process, an even layer of friction material is transferred onto the brake rotor, creating the conditions for stable and predictable friction.
If new pads are immediately exposed to very hard or prolonged braking, uneven material transfer or overheating may occur.
Possible consequences include:
- reduced braking performance,
- vibration,
- unwanted brake noise,
- inconsistent braking feel,
- increased pad or rotor wear.
Traditional bedding-in involves a series of controlled braking cycles during which the braking system is gradually heated and cooled.
Check out our guide on bedding in pads here
What Is the Smart Bedding Machine?
Because bedding-in on the road or in a car park can be difficult to perform consistently, Sinter developed the Smart Bedding Machine (SBM).
SBM enables a controlled and repeatable brake pad bedding-in process. The system guides the user through individual braking and cooling cycles, helping to achieve more consistent preparation of the braking system.
Today, the technology is used in professional cycling, bicycle service centres and bike shops.
Professional brake pad bedding using the SBM is also available to recreational cyclists at the Sinter Factory Store in Ljubljana.
Learn more about the Bedding Machine here
Professional brake pad bedding-in here
What Should You Avoid Doing with Brake Pads?
Even the best brake pad cannot perform properly if the braking system is not correctly maintained.
One of the most common problems is contamination of the braking surfaces.
The friction surface of a brake pad should never be touched with greasy or dirty hands. Extra care should also be taken when using oils, lubricants or cleaning products near the brakes.
Even a small amount of oil on the brake pad or rotor can significantly change friction and reduce braking performance.
Cyclists should also pay attention to changes in braking behaviour. Sudden noise, vibration, reduced power or a different lever feel can all indicate that something is wrong with the braking system.
Such changes should not be ignored.
5 Things Every Cyclist Should Know About Brakes
If you remember only five things, make them these:
1. Check brake pad wear regularly.
Do not wait until you hear a metallic scraping sound.
2. Check the brake rotor when replacing pads.
Rotors also wear and need to be replaced when they reach their minimum thickness.
3. Keep braking surfaces free from contamination.
Oil, lubricants and dirt can significantly reduce braking performance.
4. Always properly bed in new brake pads.
Correct bedding-in is an important part of preparing the braking system.
5. Pay attention to changes.
If the sound, lever feel or braking performance changes, find out why.
Bikes Are Becoming More Capable. Rider Knowledge Needs to Keep Up.
Modern bicycles are more capable than ever.
E-bikes are heavier and allow riders to cover longer distances. Modern mountain bikes allow recreational riders to tackle increasingly demanding terrain. Road bikes reach speeds at which the braking system needs to operate predictably and consistently.
That makes cyclist education about braking systems increasingly important.
The goal is not for every cyclist to become a bicycle mechanic.
But every rider should understand how to recognise worn brake pads, why the condition of the rotor matters, how to prevent contamination and why new brake pads should not simply be installed before heading straight onto the first long descent.
That is why the Sinter Support section brings together guides, videos and educational content covering brake pads, rotors, different friction materials and correct bedding-in procedures.
A Small Component with a Big Responsibility
In cycling, we talk a lot about speed, grams, watts and performance.
But ultimately, something much simpler matters:
being able to reduce that speed safely and under control.
A brake pad is one of the smallest components on a bicycle, yet it has an extremely important job. The right choice of brake pads, their condition, correct bedding-in and proper maintenance of the entire braking system all affect how much control we have over the bike.
Good brakes are therefore not only about performance.
They are about safety.
Need New Brake Pads?
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