How to Replace Pedals on a Mountain Bike [Easily]

Last Updated on August 26, 2025 by Jaxon Mike

As an avid mountain biker, I know how important it is to keep your bike in top-notch condition. One often overlooked aspect of bike maintenance is the pedals. Over time, they can become worn, damaged, or simply not meeting your riding needs anymore. Replacing the pedals on your mountain bike is a straightforward task that can make a big difference in your overall biking experience.

In this comprehensive guide, I’ll walk you through the step-by-step process of replacing your mountain bike pedals. Whether you’re looking to upgrade to a new set of high-performance pedals or simply need to replace your old, worn-out ones, you’ll learn everything you need to know to get the job done quickly and efficiently. So, let’s dive in and get your bike rolling smoothly again!

Why Replace Mountain Bike Pedals?

There are several reasons why you might want to replace the pedals on your mountain bike. Perhaps the most common is that your current pedals have simply worn out over time. Mountain biking can be tough on equipment, and pedals are no exception. The constant twisting, pressure, and impact of riding can cause the pedal bearings to wear down, leading to a less smooth and responsive feel.

Another reason to replace your pedals is if you’re looking to upgrade to a new, more advanced set. Modern mountain bike pedals come in a wide variety of styles, materials, and features that can significantly improve your riding performance. For example, switching to a set of larger, more stable pedals can provide better power transfer and control, while moving to a set of lightweight, high-traction pedals can improve your overall efficiency and agility on the trail.

Additionally, you might want to replace your pedals if they no longer match the overall aesthetic of your bike. As we all know, looking good on the trail is half the battle, and a fresh set of pedals can instantly give your mountain bike a sleek, updated look.

Tools and Supplies Needed

Before we get started, let’s make sure you have all the necessary tools and supplies on hand. Here’s what you’ll need:

• New mountain bike pedals (make sure they’re compatible with your bike)
• Pedal wrench or 15mm open-end wrench
• Bicycle grease or anti-seize compound
• Clean rag or paper towels

Step-by-Step Guide to Replacing Mountain Bike Pedals

1. Prepare Your Bike

Start by positioning your mountain bike in a repair stand or turning it upside down so that the handlebars and saddle are resting on the ground. This will give you easy access to the pedals and make the replacement process much more manageable.

2. Remove the Old Pedals

Using your pedal wrench or 15mm open-end wrench, turn the pedal spindle counterclockwise to loosen and remove the old pedals. Be sure to apply some force, as pedals can sometimes become stuck over time. If you encounter any resistance, try spraying a small amount of penetrating oil on the threads to help loosen them up.

3. Clean the Pedal Threads

Once the old pedals are removed, use a clean rag to wipe down the pedal threads on the crank arms. This will help ensure a clean, secure connection for the new pedals. If there’s any built-up grease or dirt, you can use a small amount of degreaser to get the threads nice and clean.

4. Apply Grease or Anti-Seize Compound

Before installing the new pedals, it’s a good idea to apply a thin layer of bicycle grease or anti-seize compound to the threads. This will help prevent the pedals from seizing up in the future and make it easier to remove them the next time you need to replace them.

5. Install the New Pedals

Take your new pedals and thread them onto the crank arms, turning them clockwise by hand until they’re finger-tight. Then, use your pedal wrench or 15mm open-end wrench to tighten them securely. Be sure not to overtighten, as this can damage the threads.

6. Adjust and Test the New Pedals

Once the new pedals are installed, spin them to ensure they’re moving freely and that there’s no excessive play or wobble. If everything looks good, give your bike a few test pedal strokes to make sure the new pedals are functioning properly.

Conclusion

Replacing the pedals on your mountain bike is a relatively simple task that can make a big difference in your overall riding experience. By following the steps outlined in this guide, you’ll be able to swap out your old, worn-out pedals for a fresh, high-performance set in no time. Remember to use the right tools, apply grease or anti-seize compound, and take the time to properly tighten and test the new pedals before hitting the trails. With a little bit of care and attention, you’ll have your mountain bike rolling smoothly and looking better than ever.

FAQs

How do I know if my mountain bike pedals need to be replaced?

Some signs that your mountain bike pedals need to be replaced include excessive wear, loose or wobbly bearings, difficulty clipping in and out, and an overall feeling of instability or poor power transfer. If your pedals are old, damaged, or simply not meeting your riding needs, it’s probably time for an upgrade.

What type of pedals are best for mountain biking?

When it comes to mountain bike pedals, there are a few key factors to consider. Look for pedals with a large, stable platform, high-traction pins or studs, and durable, lightweight construction. Many mountain bikers also prefer the added security and power transfer of clipless pedal systems, which allow you to clip your shoes directly onto the pedals.

Can I replace mountain bike pedals myself?

Absolutely! Replacing mountain bike pedals is a straightforward task that most riders can easily handle themselves. As long as you have the right tools, follow the proper steps, and take your time, you can easily swap out your old pedals for a fresh new set.

How do I ensure my new mountain bike pedals are properly installed?

To ensure your new mountain bike pedals are installed correctly, be sure to apply a thin layer of grease or anti-seize compound to the threads, tighten them securely with the appropriate wrench, and check for any play or wobble before taking your bike out for a ride. It’s also a good idea to test the new pedals in a safe, controlled environment before heading out on the trail.

How often should I replace the pedals on my mountain bike?

The frequency with which you need to replace your mountain bike pedals can vary depending on a few factors, such as the quality of the pedals, the intensity of your riding, and the overall maintenance of your bike. As a general rule of thumb, most mountain bikers should plan to replace their pedals every 1-2 years, or sooner if they show significant wear or damage.