
Removing plastic bike pedals can seem daunting, but with the right tools and technique, it’s a straightforward process. Typically, bike pedals are secured with a threaded spindle, and plastic pedals often have a reverse thread on the left side (non-drive side) to prevent loosening during use. To remove them, you’ll need a pedal wrench or a 15mm spanner, depending on the pedal design. Start by flipping the bike upside down or securing it in a stand for stability. Position the wrench on the pedal spindle, ensuring it’s firmly in place, and turn counterclockwise for the left pedal and clockwise for the right pedal. Apply steady pressure, as plastic pedals may require more force due to their lightweight construction. Once loosened, unscrew the pedals by hand, and inspect the threads for any damage before installing new ones. Always double-check the threading direction to avoid stripping the threads during removal.
| Characteristics | Values |
|---|---|
| Tools Required | Pedal wrench, adjustable wrench, hex key (Allen wrench), grease, lubricant |
| Pedal Thread Direction | Left pedal: reverse thread (turn clockwise to loosen), Right pedal: standard thread (turn counterclockwise to loosen) |
| Pre-Removal Preparation | Clean pedals and threads, apply penetrating oil if rusted or stuck |
| Removal Technique | Use pedal wrench or adjustable wrench, apply firm and steady force |
| Common Issues | Stripped threads, rusted pedals, plastic pedals breaking under force |
| Alternative Methods | Use a long-handled wrench for extra leverage, heat the pedal with a hairdryer if stuck |
| Post-Removal Care | Clean and grease threads before installing new pedals |
| Safety Precautions | Ensure bike is securely mounted or flipped, wear gloves to avoid injury |
| Plastic Pedal Specifics | Apply less force to avoid breaking, consider replacing with metal pedals |
| Professional Assistance | Recommended if pedals are severely stuck or threads are damaged |
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What You'll Learn
- Tools Needed: Gather a pedal wrench, grease, and rags for cleaning and removal
- Pedal Thread Direction: Identify left (reverse) and right (standard) pedal threads for proper removal
- Loosening Pedals: Apply force with the wrench, turning counterclockwise for left and clockwise for right
- Removing Stubborn Pedals: Use penetrating oil and a mallet if pedals are stuck or rusted
- Post-Removal Steps: Clean threads, apply grease, and reinstall new pedals securely

Tools Needed: Gather a pedal wrench, grease, and rags for cleaning and removal
Before attempting to remove plastic bike pedals, it's essential to gather the necessary tools to ensure a smooth and efficient process. The primary tool required is a pedal wrench, specifically designed to fit the pedal spindle's flats or wrench flats. Pedal wrenches typically come in 15mm or 9/16-inch sizes, depending on the bike's specifications. Ensure you have the correct size to avoid damaging the pedal or the wrench. If you're unsure about the size, consult your bike's manual or measure the spindle's diameter. Having the right pedal wrench is crucial, as using an incorrect tool can lead to stripped threads or broken pedals.
In addition to the pedal wrench, grease is another essential item to have on hand. Grease serves a dual purpose: it helps loosen any rust or corrosion that may have built up on the pedal threads, and it also prepares the threads for reinstallation of new pedals. Choose a high-quality bicycle-specific grease, such as lithium or Teflon-based grease, to ensure optimal performance and protection. Apply a small amount of grease to the pedal threads before removal to facilitate the process and prevent damage to the threads.
Rags are also necessary for cleaning and removal, as they help maintain a clean work area and protect your hands from grease and dirt. Have a few clean, dry rags ready to wipe away any excess grease, dirt, or debris that may accumulate during the removal process. Additionally, use rags to protect the bike's crank arms and surrounding areas from scratches or damage while working. Keep a separate rag for applying grease to the threads, ensuring a clean and precise application.
When gathering your tools, consider the condition of your bike's pedals and the surrounding components. If the pedals are heavily corroded or seized, you may need a penetrating oil or rust dissolver to aid in the removal process. In such cases, have a spray bottle or brush ready to apply the penetrating oil to the pedal threads. Allow sufficient time for the oil to penetrate and loosen the rust before attempting removal. This extra step can save you from potential frustration and damage to your bike.
Lastly, ensure you have a clean, well-lit workspace with adequate room to maneuver. Place your bike in a stable position, preferably on a bike stand or upside down with the seat and handlebars resting on a soft surface. This setup allows easy access to the pedals and prevents the bike from tipping over during the removal process. With the pedal wrench, grease, rags, and any additional tools ready, you'll be well-prepared to tackle the task of removing plastic bike pedals efficiently and effectively. Remember to work carefully and patiently, as forcing or rushing the process can lead to damage or injury.
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Pedal Thread Direction: Identify left (reverse) and right (standard) pedal threads for proper removal
When removing plastic bike pedals, understanding the pedal thread direction is crucial to avoid damage and ensure a smooth process. Bike pedals are typically threaded in opposite directions: the right pedal (usually marked with an "R" or has a standard thread) tightens clockwise, while the left pedal (often marked with an "L" or has a reverse thread) tightens counterclockwise. This design prevents the pedals from unscrewing while riding due to the rotational force applied during pedaling. To remove them, you’ll need to apply the opposite force: turn the right pedal counterclockwise and the left pedal clockwise.
To identify the pedal thread direction, start by locating any markings on the pedal itself. Most pedals have an "R" or "L" stamped near the spindle, which indicates the side and thread direction. If there are no markings, a general rule is that the right pedal has a standard thread, and the left pedal has a reverse thread. However, it’s always best to confirm visually or by attempting to loosen the pedal slightly with a wrench. Applying the wrong direction can strip the threads, making removal difficult.
Before attempting removal, ensure your bike is securely positioned. You can flip the bike upside down, resting it on the seat and handlebars, or use a bike stand for stability. Use a pedal wrench or a 15mm spanner, depending on the pedal design. For the right pedal, position the wrench and turn counterclockwise while applying firm, steady pressure. For the left pedal, turn the wrench clockwise. If the pedals are tight, you may need to use a cheater bar (a long pipe over the wrench handle) for extra leverage, but be cautious not to overtighten or damage the threads.
It’s important to note that plastic pedals may be more prone to stripping or breaking compared to metal ones, so work carefully. If you encounter resistance, check if the threads are corroded or dirty. Applying a penetrating oil like WD-40 and letting it sit for a few minutes can help loosen stubborn pedals. Always double-check the thread direction before applying force to avoid unnecessary damage.
Once you’ve successfully removed the pedals, inspect the threads on both the pedals and the crank arms. Clean any dirt or debris and apply a small amount of grease before reinstalling new pedals. Understanding and respecting the pedal thread direction not only makes removal easier but also ensures the longevity of your bike’s components. With the right approach, removing plastic bike pedals becomes a straightforward task.
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Loosening Pedals: Apply force with the wrench, turning counterclockwise for left and clockwise for right
When it comes to removing plastic bike pedals, the first step is to loosen them, and this is where the wrench comes into play. Loosening Pedals: Apply force with the wrench, turning counterclockwise for left and clockwise for right. This fundamental principle is crucial because bike pedals are threaded in opposite directions to prevent them from unscrewing while riding. Start by positioning the wrench on the pedal spindle, ensuring it fits securely onto the flat or hexagonal surface designed for this purpose. For the left pedal (non-drive side), you’ll turn the wrench counterclockwise, while for the right pedal (drive side), you’ll turn it clockwise. This opposite threading is a standard design in bicycles to ensure safety and stability.
Before applying force, make sure the wrench is aligned correctly to avoid slipping, which could damage the pedal or your hand. Loosening Pedals: Apply force with the wrench, turning counterclockwise for left and clockwise for right requires steady, controlled pressure. If the pedal is tightly secured, you may need to use a longer wrench or add a cheater bar (a pipe extension over the wrench handle) to increase leverage. However, be cautious not to apply excessive force, as plastic pedals can crack or break under too much stress. Gradually increase the force while maintaining the correct direction of rotation to avoid stripping the threads.
It’s important to note that plastic pedals are generally lighter and less durable than metal ones, so they may require more careful handling. Loosening Pedals: Apply force with the wrench, turning counterclockwise for left and clockwise for right should be done with precision to avoid damaging the plastic components. If the pedal feels unusually tight, consider using a penetrating oil or lubricant on the threads to ease the process. Allow the lubricant to sit for a few minutes before attempting to loosen the pedal again. This step can make a significant difference, especially if the pedals have been in place for a long time or exposed to dirt and moisture.
Once you’ve successfully loosened the pedal, you’ll notice it begins to turn more freely. Loosening Pedals: Apply force with the wrench, turning counterclockwise for left and clockwise for right is just the first step in the removal process. After loosening, you can continue turning the wrench until the pedal is almost off, but be prepared to switch to hand removal for the final turns. This ensures you don’t accidentally force the pedal off and risk dropping it, especially if you’re working on the left pedal, which may have less resistance due to its reverse threading. Always double-check the direction of rotation to avoid cross-threading or damaging the crank arm.
Finally, remember that practice and patience are key when Loosening Pedals: Apply force with the wrench, turning counterclockwise for left and clockwise for right. If you’re new to bike maintenance, take your time to understand the mechanics and feel the resistance as you work. Once both pedals are loosened, you can proceed to fully remove them and perform any necessary maintenance or replacement. This process not only helps in removing plastic bike pedals but also builds your confidence in handling basic bike repairs.
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Removing Stubborn Pedals: Use penetrating oil and a mallet if pedals are stuck or rusted
When dealing with stubborn plastic bike pedals that are stuck or rusted, using penetrating oil and a mallet can be an effective method to loosen them. Start by cleaning the area around the pedal threads to remove any dirt or debris that might hinder the process. Once cleaned, apply a generous amount of penetrating oil, such as WD-40 or a similar product, directly onto the pedal spindle where it meets the crank arm. Allow the oil to sit for at least 15-30 minutes to penetrate the threads and break down any rust or corrosion that may be causing the pedal to stick. This step is crucial, as it significantly reduces the force needed to remove the pedal and minimizes the risk of damaging the crank arm.
After the penetrating oil has had time to work, prepare your tools for the removal process. You’ll need a pedal wrench or a thin-walled socket that fits the pedal’s flat or hexagonal end. Ensure the wrench or socket is securely attached to the pedal to prevent slipping, which could damage the pedal or crank arm. If you don’t have a pedal wrench, a 15mm wrench or socket often works for most pedals, but double-check the size to avoid stripping the pedal. Place a piece of wood or a thick cloth over the end of the pedal to protect it from direct impact, as plastic pedals can crack or break under heavy force.
With your tools ready, position the mallet and gently tap the wrench or socket in a counterclockwise direction (when looking down at the pedal from the bike’s right side). The combination of the penetrating oil and the controlled force from the mallet should help loosen the pedal. Be patient and avoid excessive force, as plastic pedals are more fragile than metal ones. If the pedal still doesn’t budge, reapply penetrating oil and let it sit for another 15-30 minutes before attempting again. Gradually increase the force with each tap, but always prioritize precision over brute strength to avoid damaging the bike components.
If the pedal remains stubbornly stuck, consider using a longer wrench or a cheater bar (a pipe placed over the wrench handle) to gain additional leverage. However, be cautious when using this method, as too much force can bend or break the crank arm. Alternatively, you can try heating the area around the pedal spindle slightly with a hairdryer or heat gun, but avoid using an open flame or excessive heat, as it can damage the plastic pedal or the crank arm. Always exercise caution and work methodically to ensure a safe and successful removal.
Once the pedal begins to move, switch from the mallet to steady hand pressure with the wrench to unscrew it completely. Wipe away any excess penetrating oil and inspect the threads on both the pedal and the crank arm for damage or remaining debris. If the threads are in good condition, you can proceed with installing new pedals. If the threads are damaged, consider using a thread repair kit or consulting a professional bike mechanic for assistance. By following these steps and using penetrating oil and a mallet judiciously, you can effectively remove even the most stubborn plastic bike pedals without causing harm to your bike.
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Post-Removal Steps: Clean threads, apply grease, and reinstall new pedals securely
After successfully removing the plastic bike pedals, it's crucial to prepare the crank arms for the new pedals. The first post-removal step is to clean the threads on the crank arms. Over time, dirt, grime, and old grease can accumulate, potentially causing the new pedals to thread improperly or become damaged during installation. Use a clean cloth or a soft-bristled brush to remove any visible debris. For stubborn dirt, a mild degreaser can be applied, followed by thorough rinsing and drying to ensure no residue remains. Clean threads not only facilitate smoother installation but also help prevent cross-threading, which can damage the crank arm.
Once the threads are clean, the next step is to apply grease to the threads of the crank arms. This is essential for reducing friction during installation and ensuring a secure fit. Use a bicycle-specific grease, as it is designed to withstand the conditions bike components face. Apply a thin, even layer of grease to the threads, ensuring full coverage. Avoid over-applying, as excess grease can attract dirt and debris, potentially leading to contamination. Proper greasing also helps prevent corrosion and makes future pedal removal easier.
With the threads cleaned and greased, you’re ready to reinstall the new pedals securely. Start by identifying the left and right pedals, as they are threaded differently—the left pedal is reverse-threaded (install by turning clockwise), while the right pedal is standard-threaded (install by turning counterclockwise). Align the pedal with the crank arm threads and gently screw it in by hand to ensure proper engagement. Once hand-tightened, use a pedal wrench or Allen key (depending on the pedal type) to tighten it further. For most bikes, tightening to a torque specification of 25-30 Nm is recommended, but if a torque wrench isn't available, tighten firmly without overdoing it to avoid damaging the threads or crank arm.
After both pedals are installed, double-check their security by attempting to wiggle or rotate them. A properly installed pedal should feel solid with no play. If there’s any movement, loosen the pedal slightly, realign it, and tighten again. It’s also a good practice to periodically check pedal tightness during the first few rides, as they may settle into place and require additional tightening. Proper installation ensures safety and optimal performance while riding.
Finally, take a moment to inspect your work and ensure everything is in order. Wipe away any excess grease that may have squeezed out during installation, as it can attract dirt. Test the pedals by standing over the bike and applying pressure to each one, ensuring they feel secure and function smoothly. Following these post-removal steps—cleaning threads, applying grease, and reinstalling pedals securely—will not only extend the life of your bike components but also enhance your riding experience by ensuring a safe and efficient pedal setup.
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Frequently asked questions
You typically need a pedal wrench or a 15mm open-end wrench, and possibly a hex key if your pedals have a hex bolt.
Turn the left pedal counterclockwise and the right pedal clockwise when viewed from the cranks.
Pedals can become stuck due to corrosion, dirt, or over-tightening. Apply penetrating oil (like WD-40) and let it sit before attempting removal again.
Yes, you can use a 15mm open-end wrench or a large adjustable wrench as an alternative, but be careful not to damage the pedal.
If the pedal breaks, use a pedal extractor tool or carefully drill out the remaining spindle, ensuring not to damage the crank arm.











































