6 Best Pedal Washers For Preventing Crank Arm Damage

Few things ruin a long-distance bikepacking trip faster than hearing that rhythmic, metal-on-metal click emanating from the crankset during a steep climb. Pedal washers are the humble, unsung heroes that prevent expensive crank arms from being gouged by pedal spindles. Adding this tiny component is one of the most effective ways to extend the lifespan of your drivetrain for just a few dollars.

Disclosure: This site earns commissions from listed merchants at no cost to you. Thank you!

Wheels Mfg Stainless Steel: Best Overall Choice

Wheels Manufacturing delivers a consistently high-grade stainless steel washer that serves as the industry gold standard. These washers are precision-stamped to ensure a perfectly flat surface, which is vital for maintaining a secure interface between the pedal spindle and the crank arm.

Because they are crafted from stainless steel, they resist the corrosion that often occurs when moisture wicks into the pedal threads during rainy rides or creek crossings. This durability makes them the definitive choice for riders who demand a “fit it and forget it” solution for their primary mountain or road bike.

If you are looking for a reliable, no-nonsense component that will outlast the pedals themselves, this is the top pick. The extra thickness provides a robust buffer that creates total peace of mind, especially on high-torque setups.

Problem Solvers Pedal Washers: Most Versatile

Problem Solvers is well-known for creating solutions to niche mechanical problems, and their pedal washers are no exception. These washers are slightly thinner than heavy-duty alternatives, making them ideal for situations where pedal spindle length might be an issue.

These are particularly useful for cyclists running older cranks or specific power meter pedals that might have tight clearances. By opting for a slimmer profile, the risk of a pedal bottoming out before reaching the required torque is effectively eliminated.

They are an essential addition to any home mechanic’s parts bin, especially if you frequently swap pedals between different bike frames. For the rider who maintains a diverse stable of bikes, these offer the best balance of compatibility and protection.

Race Face Crank Boots & Washers: For Carbon Cranks

Carbon fiber cranks require a delicate touch, as the material can easily deform or crack if the pedal spindle bites into the surface. Race Face provides a specialized solution that includes protective hardware designed to distribute pressure evenly across the pedal contact area.

These are not just standard washers; they are engineered with a specific surface finish that grips the carbon without scarring it. When paired with high-quality carbon cranksets, this system provides the necessary insurance policy against the stresses of aggressive trail riding.

Any rider investing in premium carbon components should prioritize this setup. The cost of a few specialized washers is negligible compared to the price of replacing a damaged high-end crankset.

Truvativ Pedal Washer Kit: A Trusted OEM Option

Truvativ offers a straightforward, OEM-spec (Original Equipment Manufacturer) washer kit that mirrors what is found on many stock bikes coming out of the factory. These are the functional equivalent of a standard replacement part, providing exactly what is needed without unnecessary bells or whistles.

If you have lost a washer during a pedal swap or noticed that your factory-installed ones have become deformed, these are the ideal direct replacements. They adhere to standard sizing requirements and work flawlessly across the vast majority of cranksets on the market.

This kit is perfect for the rider who values simplicity and wants to restore their bike to its original factory condition. It is a reliable, budget-friendly choice that gets the job done without any complicated compatibility questions.

J&L Titanium Washers: The Ultralight Upgrade

For the dedicated weight-weenie or the alpine enthusiast looking to shave grams wherever possible, J&L offers high-quality titanium pedal washers. Titanium provides the strength and hardness of steel but at a fraction of the weight, making it a high-performance material for those counting every ounce.

Beyond the weight savings, titanium is naturally corrosion-proof, ensuring that these washers will never seize to your pedal spindle or crank arm. This is a significant advantage for long-term maintenance in harsh, high-moisture environments like coastal trails or foggy high-alpine routes.

These are an excellent upgrade for high-end builds where performance and weight are top priorities. While they carry a higher price point, the longevity and weight benefits make them a worthy investment for your primary trail rig.

BikeMaster Bulk Pack: The Best Value for Shops

If you maintain a household fleet of bikes or operate a community repair shop, buying individual washers quickly becomes inefficient. BikeMaster provides a cost-effective bulk solution that ensures you are never caught without the right hardware during a mid-week repair session.

These bulk packs offer the same basic protection as premium individual units but at a significantly lower cost per piece. They are constructed from durable steel and are perfectly adequate for the vast majority of commuter, gravel, or entry-level mountain bikes.

Stocking a bulk pack is a smart move for any rider who enjoys performing their own bike maintenance. You can provide peace of mind to yourself and your riding partners with a simple, inexpensive part that prevents common mechanical failures.

Why You Need Pedal Washers (And When You Don’t)

Pedal washers function as a sacrificial interface between the pedal spindle and the crank arm. Their primary job is to provide a smooth, flat surface for the pedal to tighten against, preventing the shoulder of the pedal spindle from gouging the crank arm material.

Damage to the crank arm face is not just cosmetic; it can weaken the structural integrity of the crank and make future removal difficult. Furthermore, a washer helps maintain the correct torque, ensuring that the pedal stays tight throughout long days of pedaling.

However, not every pedal requires a washer. Some high-end modern pedals are designed with integrated shoulders or oversized contact faces that render additional washers redundant. Always consult the manufacturer’s documentation for your specific pedals and cranksets to see if a washer is required or discouraged.

Choosing Your Washer: Steel, Ti, or Aluminum?

The material of your washer should align with the material of your crank arm and your riding environment. Steel is the most common choice, offering excellent durability and high resistance to compression, making it perfect for most alloy cranksets.

Titanium is the premium choice for riders who want the best strength-to-weight ratio and maximum corrosion resistance. It is functionally superior in almost every category but comes at a higher financial cost.

Aluminum washers are occasionally encountered, but they are generally discouraged for pedal applications because they can compress or deform under the high torque required for pedals. Stick to steel or titanium to ensure a rock-solid, reliable connection that won’t come loose when you are miles from the trailhead.

How to Install Pedal Washers and Torque Specs

Installation is straightforward, but it must be precise to avoid damaging your equipment. Always ensure the threads of your pedal and the crank arm are clean and free of old grease or debris before starting.

Apply a small amount of high-quality bike grease to the pedal threads to prevent seizing, then slide the washer onto the pedal spindle before threading it into the crank arm. Hand-tighten the pedal initially to ensure the threads are properly aligned, which prevents cross-threading that could destroy the crank arm.

Once the pedal is finger-tight against the washer, use a pedal wrench to tighten to the manufacturer’s specified torque, which is usually around 30 to 40 Newton-meters. Never skip the torque check, as loose pedals are the leading cause of crank arm damage and potential trailside failure.

Do Carbon Cranks Need Special Pedal Washers?

Carbon fiber is much more susceptible to localized crushing than aluminum or steel. When installing pedals on carbon cranks, a pedal washer acts as a vital pressure distributor to prevent the edge of the pedal spindle from biting into the carbon layup.

Without a proper washer, the immense clamping force applied during installation can cause micro-cracks or surface delamination in the carbon. Some high-end crank manufacturers include specific washers with their products, and these should always be used as they are designed to match the crank’s contact surface.

If you are upgrading your drivetrain, verify that your new carbon cranks are compatible with your current pedals. When in doubt, prioritize using a washer that provides a wider surface area to spread the load safely across the crank arm’s mounting point.

Whether you are prepping for a weekend bikepacking trip or simply maintaining your daily commuter, installing pedal washers is a small step that yields significant long-term benefits. By protecting your crank interface, you ensure your drivetrain remains smooth and reliable, allowing you to focus on the trail ahead. Keep your gear in top shape, keep your maintenance simple, and enjoy the ride.