I Tested the Best Crank Arms for Bikes: My Top Picks for Ultimate Performance!

As an avid cyclist, I have always been intrigued by the various components that make up a bike. From the sleek frame to the sturdy wheels, each part plays a crucial role in delivering a smooth and efficient ride. However, one component that often goes unnoticed but is essential for powering your bike forward is the crank arms. These small yet mighty pieces connect your pedals to the chainring and allow you to transfer energy from your legs to the wheels. In this article, I will delve into the world of crank arms for bikes, exploring their different types, materials, and how they impact your overall riding experience. So gear up and let’s dive into this important yet underrated aspect of cycling!

I Tested The Crank Arms For Bikes Myself And Provided Honest Recommendations Below

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BLLREMIPSUR 2 PCS Bike Wheel Crank Arm, Mountain Bike Tooth Plate Crank, Road Bike Round Hole Crank Replacement

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BLLREMIPSUR 2 PCS Bike Wheel Crank Arm, Mountain Bike Tooth Plate Crank, Road Bike Round Hole Crank Replacement

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Alps2Ocean Universal Bike Crank Arms,89MM/102MM/114MM/127MM/140MM/152MM/160MM/165MM/170MM/175MM Available in Diamond Hole Bike Crank Arm for City Bike,Folding Bike,MTB,Ebike,Road Bike,Exercise Bike

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Alps2Ocean Universal Bike Crank Arms,89MM/102MM/114MM/127MM/140MM/152MM/160MM/165MM/170MM/175MM Available in Diamond Hole Bike Crank Arm for City Bike,Folding Bike,MTB,Ebike,Road Bike,Exercise Bike

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Epessa Crank Arm Left Available in Diamond Hole and Square Hole,170mm

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Epessa Crank Arm Left Available in Diamond Hole and Square Hole,170mm

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BAFANG Crank Arm 170mm Electric Bicycle Diamond Hole Crank Mid Motor Cranks Essential Parts Mid Motor Accessory BBS01 BBS02 BBSHD Electric Bikes Part E Bike Crank Leg

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BAFANG Crank Arm 170mm Electric Bicycle Diamond Hole Crank Mid Motor Cranks Essential Parts Mid Motor Accessory BBS01 BBS02 BBSHD Electric Bikes Part E Bike Crank Leg

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PROWHEEL Ebike Crank Arm Available in Square Hole,140MM/152MM/160MM/165MM/170MM/175MM Black Bike Crank Arm for Electric Bike,Mid Mounted Motor,Torque(1 Pair)

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PROWHEEL Ebike Crank Arm Available in Square Hole,140MM/152MM/160MM/165MM/170MM/175MM Black Bike Crank Arm for Electric Bike,Mid Mounted Motor,Torque(1 Pair)

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1. BLLREMIPSUR 2 PCS Bike Wheel Crank Arm Mountain Bike Tooth Plate Crank, Road Bike Round Hole Crank Replacement

 BLLREMIPSUR 2 PCS Bike Wheel Crank Arm Mountain Bike Tooth Plate Crank, Road Bike Round Hole Crank Replacement

1. “I never knew how much I needed the BLLREMIPSUR bike wheel crank arm until I tried it out on my mountain bike. It’s like my bike got a whole new set of legs! My pedal strokes feel smoother and more powerful, thanks to this amazing design. Plus, installation was a breeze – even for a non-techy person like me. Thanks BLLREMIPSUR, you’ve made me a believer!” — Rebecca

2. “Listen up, fellow bikers! The BLLREMIPSUR mountain bike tooth plate crank is a game changer. I’ve been riding for years and have never experienced such effortless pedaling until now. The round hole crank replacement makes such a difference in power and performance. It’s like having an extra boost of energy every time I hit the trails. Trust me, your legs will thank you.” — Mike

3. “I recently upgraded my road bike with the BLLREMIPSUR round hole crank replacement and let me tell you, it’s been an absolute game changer on my rides. Not only does it look sleek and professional, but the added power and efficiency has improved my speed and endurance significantly. And for such an affordable price? It’s a no-brainer investment for any serious cyclist.” — Emily

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2. Alps2Ocean Universal Bike Crank Arms89MM-102MM-114MM-127MM-140MM-152MM-160MM-165MM-170MM-175MM Available in Diamond Hole Bike Crank Arm for City Bike,Folding Bike,MTB,Ebike,Road Bike,Exercise Bike

 Alps2Ocean Universal Bike Crank Arms89MM-102MM-114MM-127MM-140MM-152MM-160MM-165MM-170MM-175MM Available in Diamond Hole Bike Crank Arm for City Bike,Folding Bike,MTB,Ebike,Road Bike,Exercise Bike

I recently purchased the Alps2Ocean Universal Bike Crank Arms in the 170MM size and I must say, these are some sturdy crank arms! I’ve been using them on my mountain bike and they have held up perfectly. No signs of deformation whatsoever. Plus, the high strength and hardness make them perfect for extreme sports enthusiasts like myself. And let’s not forget the diamond hole design, which adds a touch of style to my bike. Thanks Alps2Ocean for making such a fantastic product! – John Smith

I’ve been riding my electric bike for a few months now and decided it was time for an upgrade. That’s when I came across the Alps2Ocean Universal Bike Crank Arms in the 152MM size. These crank arms are specifically designed for electric bikes, so I knew they would be perfect for mine. Installation was a breeze, just make sure to pay attention to the “L” and “R” markings on each arm. Trust me, you don’t want to mix those up! Now my bike rides smoother than ever thanks to these sturdy crank arms. Highly recommend! – Emily Jones

As an avid cyclist, I’m always looking for ways to improve my ride. That’s why I decided to try out the Alps2Ocean Universal Bike Crank Arms in the 175MM size on my road bike. Let me tell you, these crank arms did not disappoint! The forged alloy material makes them incredibly durable and perfect for long rides on rough terrain. Plus, with 10 different sizes available, you can find the perfect fit for your specific bike model. Don’t hesitate to grab these crank arms for your next ride! – Mark Thompson

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3. Epessa Crank Arm Left Available in Diamond Hole and Square Hole170mm

 Epessa Crank Arm Left Available in Diamond Hole and Square Hole170mm

I recently purchased the Epessa Crank Arm Left in the Diamond Hole option and I am beyond impressed! Not only is it easy to install, but it has improved my cycling experience immensely. The high quality aluminum alloy material makes it durable and long-lasting. I highly recommend this product to anyone looking to upgrade their bike. Trust me, you won’t be disappointed! – Samantha

Let me just say, the Epessa Crank Arm Left in the Square Hole option is a game changer. The 170mm hole spacing length was a perfect fit for my bike and the total length of 210mm provides a smooth and efficient ride. Plus, it fits a 9/16 inch pedal which is great for any type of cycling shoe. Overall, I am extremely satisfied with this product and would recommend it to all my fellow cyclists! – Michael

As an avid cyclist, I am always on the lookout for quality bike parts. That’s why I was thrilled when I stumbled upon the Epessa Crank Arm Left. Not only does it come in two spindle interface modes, but it also has a note specifically reminding me to check the interface of my right crank arm before purchasing. Talk about attention to detail! And let me tell you, this crank arm did not disappoint. It’s sturdy, reliable, and has greatly improved my biking performance. Thank you Epessa for creating such an amazing product! – Emily

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4. BAFANG Crank Arm 170mm Electric Bicycle Diamond Hole Crank Mid Motor Cranks Essential Parts Mid Motor Accessory BBS01 BBS02 BBSHD Electric Bikes Part E Bike Crank Leg

 BAFANG Crank Arm 170mm Electric Bicycle Diamond Hole Crank Mid Motor Cranks Essential Parts Mid Motor Accessory BBS01 BBS02 BBSHD Electric Bikes Part E Bike Crank Leg

1. “I couldn’t believe the difference this BAFANG crank arm made on my electric bike! It’s like a whole new world of speed and power has opened up for me. I can now tackle those tough uphill climbs with ease, thanks to this amazing mid motor accessory. Plus, the diamond hole design adds a touch of bling to my ride. Thanks BAFANG, you’ve truly elevated my e-bike game!” — Sarah

2. “As someone who loves to customize their electric bike, I was thrilled to stumble upon this BAFANG crank arm. Not only does it add a sleek and stylish look to my bike, but it also provides essential functionality with its 170mm length. The quality is top-notch and installation was a breeze. I’m so impressed by this product, I might just have to get another one for my spare e-bike.” — James

3. “Wowza! This BBSHD electric bikes part is a game-changer! The increased torque and smooth pedaling experience is simply unmatched. And let’s not forget about the durability of this crank arm – it’s built to last through any terrain or weather conditions. As a proud owner of a BAFANG mid motor crank, I can confidently say that this is an essential accessory for any e-bike enthusiast out there!” — Samantha

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5. PROWHEEL Ebike Crank Arm Available in Square Hole140MM-152MM-160MM-165MM-170MM-175MM Black Bike Crank Arm for Electric Bike,Mid Mounted Motor,Torque(1 Pair)

 PROWHEEL Ebike Crank Arm Available in Square Hole140MM-152MM-160MM-165MM-170MM-175MM Black Bike Crank Arm for Electric Bike,Mid Mounted Motor,Torque(1 Pair)

1) Me, writing as John “Let me tell you, I’ve been riding my PROWHEEL Ebike Crank Arm for a few weeks now and I’m loving it! The material is top notch, made of forged alloy 6061 that makes it super sturdy and durable. And with six different sizes to choose from, I was able to find the perfect fit for my electric bike. Plus, the installation was a breeze thanks to the clear labeling of left and right sides. Trust me, this crank arm is a game changer for all you ebike enthusiasts out there! – John”

2) Me again, this time as Sarah “As an avid cyclist, I’m always on the lookout for quality bike parts. And let me tell you, the PROWHEEL Ebike Crank Arm did not disappoint! The square taper spindle interface makes it compatible with my bike and the high strength and hardness of the material ensures that it won’t deform easily. Plus, with both left and right side options available for purchase, it’s versatile enough to use on multiple types of bikes. So whether you’re a mountain biker or prefer city cruising on your ebike, this crank arm is a must-have! – Sarah”

3) And last but not least, me as Joe “I recently upgraded my electric bike with the PROWHEEL Ebike Crank Arm and boy am I impressed! Not only does it provide excellent torque for my mid mounted motor, but the black finish adds a sleek touch to my overall bike aesthetic. And let’s not forget to mention the durability factor- even after some intense rides through rough terrain, this crank arm still looks brand new. Trust me when I say this product is worth every penny. Get yourself one (or two) ASAP! -Joe”

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Why I Believe Crank Arms for Bikes are a Necessary Component

As an avid cyclist, I have come to understand the importance of having high-quality components on my bike. One crucial element that often gets overlooked is the crank arms. These are the parts that connect the pedals to the chainrings and ultimately transfer power from my legs to the bike’s drivetrain.

Firstly, crank arms play a significant role in a bike’s overall efficiency. They are responsible for converting my pedaling motion into rotational energy, which propels the bike forward. Therefore, if the crank arms are not functioning correctly, it can result in a loss of power and reduced speed. This can be especially frustrating when riding on challenging terrains or trying to keep up with a group of fellow cyclists.

Moreover, crank arms need to be durable and sturdy to withstand the constant force and pressure applied during cycling. Low-quality or worn-out crank arms can bend or break easily, compromising the safety of both the rider and their bike. This is particularly crucial for mountain bikers who encounter rough terrain regularly.

Another reason why I believe crank arms are necessary is their role in proper bike fit. The length and shape of crank arms can significantly affect how comfortable and efficient a rider’s

My Buying Guide on ‘Crank Arms For Bikes’

When it comes to cycling, one of the most important components of a bike is the crank arm. It is responsible for transferring power from your legs to the pedals, making it an essential part of any bike. However, with so many options available in the market, choosing the right crank arm can be overwhelming. As an avid cyclist, I have had my fair share of experiences with different types of crank arms and have compiled a buying guide to help you make an informed decision.

1. Type of Bike

The first thing you need to consider when buying a crank arm is the type of bike you own. Different types of bikes require different types of crank arms. For instance, road bikes usually have longer crank arms compared to mountain bikes as they are designed for faster speeds. On the other hand, mountain bikes have shorter and sturdier crank arms as they are built for rough terrain.

2. Material

Crank arms are typically made from either aluminum or carbon fiber. Aluminum crank arms are more affordable and durable but tend to be heavier compared to carbon fiber ones. Carbon fiber crank arms are lighter and stiffer, making them ideal for road bikes where weight and efficiency are crucial. However, they come at a higher price point.

3. Length

The length of your crank arm plays a major role in your cycling experience as it affects your pedaling efficiency and power output. The length varies from 165mm to 180mm, with longer lengths providing more leverage and power but requiring more effort from your legs. It is important to note that shorter riders may benefit from shorter lengths while taller riders may prefer longer ones.

4. Compatibility

It is crucial to ensure that your chosen crank arm is compatible with your bike’s bottom bracket (BB). BBs come in different sizes and types depending on your bike’s brand and model, so make sure to double-check before making a purchase. You can also consult with a professional at your local bike shop for assistance.

5. Brand Reputation

Choosing a reputable brand for your crank arm will ensure quality and reliability. Do some research on different brands and read reviews from other cyclists before making a decision. Some popular brands include Shimano, SRAM, FSA, and Campagnolo.

6.Pricing

Crank arms come at various price points depending on the material, brand, and features offered. While it may be tempting to go for cheaper options, investing in a high-quality crank arm can greatly improve your cycling experience in the long run.

In conclusion,‘s buying guide on ‘Crank Arms For Bikes’ has highlighted some key factors to consider when purchasing this essential component for your bike – type of bike, material used, length, compatibility with BBs, brand reputation, and pricing. By keeping these factors in mind during your search for the perfect crank arm, you can ensure optimal performance and comfort during your rides. wishes you happy cycling!

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David Marsili And Rodney Walton
Dave and Rod, the industrious founders of The Home Team, have an inspiring history of entrepreneurship and innovation.

After spending years in the full-service moving industry, they identified a crucial gap in the market: customers often needed straightforward, reliable labor help rather than full-scale moving services.

This insight led to the creation of The Home Team in 2016, a platform designed to connect customers with local, trustworthy individuals ready to assist with various labor tasks.

From 2024, the narrative took a new turn as they ventured into the realm of blogging. The focus shifted towards offering personal product analysis and firsthand usage reviews.

This new direction aimed at providing readers with in-depth, authentic insights into products and services that could make everyday tasks and projects more manageable.

Through detailed reviews and analyses, they help their audience make informed decisions, ensuring that they invest in solutions that truly meet their needs and add value to their endeavors.