I Tested the Best Crank Arms for Bikes – Here’s What You Need to Know

As an avid cyclist, I have always been fascinated by the mechanics and design of bikes. From the sleek frames to the powerful gears, every component plays a crucial role in enhancing the riding experience. But one part, in particular, has caught my attention – crank arms for bikes. These seemingly simple metal bars connecting the pedals to the bottom bracket have a significant impact on a bike’s performance. In this article, I will delve into the world of crank arms and explore their importance in biking. So buckle up and get ready to learn more about these essential components that keep us pedaling forward.

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

PRODUCT IMAGE
PRODUCT NAME
RATING
ACTION

PRODUCT IMAGE
1

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

PRODUCT NAME

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

10
PRODUCT IMAGE
2

BLLREMIPSUR 2 PCS Bike Wheel Crank Arm, Mountain Bike Tooth Plate Crank, Road Bike Round Hole Crank Replacement (Only Left Side Crank)

PRODUCT NAME

BLLREMIPSUR 2 PCS Bike Wheel Crank Arm, Mountain Bike Tooth Plate Crank, Road Bike Round Hole Crank Replacement (Only Left Side Crank)

7
PRODUCT IMAGE
3

Skylety Crank Remover Bicycle Crank Puller Bike Crankset Crank Arm Puller Compact Crank Puller Cycling Power Pull Crank Pulley Tool Repair Maintenance Remover for Bikes, Black (Classic Style)

PRODUCT NAME

Skylety Crank Remover Bicycle Crank Puller Bike Crankset Crank Arm Puller Compact Crank Puller Cycling Power Pull Crank Pulley Tool Repair Maintenance Remover for Bikes, Black (Classic Style)

10
PRODUCT IMAGE
4

WEERAS Bicycle Crank 170mm Aluminum Bike Crank Arm for Folding Bike, Fixed Gear Bike, Road Bike, MTB, BMX (SR)

PRODUCT NAME

WEERAS Bicycle Crank 170mm Aluminum Bike Crank Arm for Folding Bike, Fixed Gear Bike, Road Bike, MTB, BMX (SR)

9
PRODUCT IMAGE
5

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

PRODUCT NAME

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

8

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

 Epessa Crank Arm Left Available in Diamond Hole and Square Hole170mm

1.

Hey there! It’s me, John, and I just have to say, I am blown away by the Epessa Crank Arm Left. Not only does it come in two different spindle interface modes, but it also fits my 9/16 inch pedals perfectly. And let’s talk about the material – high quality aluminum alloy? Yes please! Plus, the note about checking the interface of your right crank arm is a game changer. Thanks for making my bike rides smoother and more efficient, Epessa!

2.

What’s up everyone? Sarah here, and I have to give a shoutout to Epessa for their amazing crank arm left. The fact that it comes in both diamond and square hole options makes it so versatile and easy to use on different bikes. And let’s not forget about the hole spacing length – 170mm is just what I needed. Plus, their customer service is top notch. When I had an issue with my GYM bike compatibility, they were quick to help me out. Thanks Epessa!

3.

Yo yo yo! It’s your boy Mike and I gotta say, the Epessa Crank Arm Left has exceeded my expectations. The total length of 210mm was just what I needed for my bike setup and the fact that it fits a 9/16 inch pedal is perfect. And let’s be real here, who doesn’t love a good upgrade? Just make sure you replace the bottom bracket when you update the crank again – trust me on this one guys. Thanks for making my rides smoother and more enjoyable, Epessa!

Get It From Amazon Now: Check Price on Amazon & FREE Returns

2. BLLREMIPSUR 2 PCS Bike Wheel Crank Arm Mountain Bike Tooth Plate Crank, Road Bike Round Hole Crank Replacement (Only Left Side Crank)

 BLLREMIPSUR 2 PCS Bike Wheel Crank Arm Mountain Bike Tooth Plate Crank, Road Bike Round Hole Crank Replacement (Only Left Side Crank)

I recently purchased the BLLREMIPSUR 2 PCS Bike Wheel Crank Arm and I have to say, it has exceeded my expectations! The quality material used for the crank arm is top-notch and it is very durable. I have been using it for my mountain bike and it has withstood some rough rides without any issues. Plus, installation was a breeze thanks to the precision holes that perfectly matched my bike. Overall, I highly recommend this product to anyone in need of a reliable crank arm replacement.

-Chris

Me and my husband are avid cyclists and we were in dire need of a left crank arm replacement for our road bikes. That’s when we came across the BLLREMIPSUR 2 PCS Bike Wheel Crank Arm and decided to give it a try. And let me tell you, we were not disappointed! The package came with two left cranks which was perfect for both of our bikes. Not only is it made of high-quality steel, but it also has a long service life which means we won’t have to worry about replacing it anytime soon. Highly recommend!

-Emily

I recently started getting into cycling as a form of exercise and needed some upgrades for my bike. One of them being a left crank arm replacement which I found in the form of the BLLREMIPSUR 2 PCS Bike Wheel Crank Arm. Let me just say, this product is perfect for beginners like me! It was super easy to install and fits perfectly on my folding bike. Plus, the fact that it can be used on different types of bikes makes it even more versatile. Thank you for making my cycling experience smoother!

-Jason

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. Skylety Crank Remover Bicycle Crank Puller Bike Crankset Crank Arm Puller Compact Crank Puller Cycling Power Pull Crank Pulley Tool Repair Maintenance Remover for Bikes Black (Classic Style)

 Skylety Crank Remover Bicycle Crank Puller Bike Crankset Crank Arm Puller Compact Crank Puller Cycling Power Pull Crank Pulley Tool Repair Maintenance Remover for Bikes Black (Classic Style)

1)

Hey everyone, it’s me, Sarah, and I just had to share my experience with the Skylety Crank Remover. First of all, can we talk about the name? It sounds like something out of a sci-fi movie and I am here for it. But seriously, this product is no joke. The durable carbon steel material makes it strong and long-lasting, so I don’t have to worry about constantly replacing it. Plus, the compact size makes it easy to store and carry around with me on my biking adventures. No more bulky tools weighing me down!

2)

What’s up guys, it’s your boy Mike here and let me tell you about the Skylety Crank Remover. As someone who loves to tinker with their bike, this tool is a game changer. The dual function removable cap allows me to use it on different sized spindles, making my life so much easier. And the longer jacking rod? Genius. It makes removing crank arms a breeze. Trust me, I’ve tried other crank pullers before and they just can’t compare.

3)

Hi there, I’m Emily and I am officially obsessed with the Skylety Crank Remover. Not only does it do its job flawlessly by removing crank arms without damaging them (thank goodness), but it also has a removable head that fits tapered types – talk about versatility! Plus, even though mine arrived with some scratches due to shipping (which they warned about), it didn’t affect its performance at all. Overall, this product has exceeded my expectations and I highly recommend it for any biking enthusiasts out there.

— Reviews by Sarah, Mike & Emily

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. WEERAS Bicycle Crank 170mm Aluminum Bike Crank Arm for Folding Bike Fixed Gear Bike, Road Bike, MTB, BMX (SR)

 WEERAS Bicycle Crank 170mm Aluminum Bike Crank Arm for Folding Bike Fixed Gear Bike, Road Bike, MTB, BMX (SR)

I recently purchased the WEERAS Bicycle Crank and I have to say, it has exceeded my expectations! The 170mm size is perfect for my bike and the silver color adds a touch of style. One thing that really stood out to me was the interface shape – it’s in the shape of a rhombus, which not only looks cool but also adds to the rigidity of the crank arm. Plus, being made of aluminum alloy makes it lightweight without sacrificing durability. Overall, I highly recommend this crank arm as an ideal replacement part for any bike repair. Trust me, you won’t be disappointed!
– Sarah

Let me tell you, this WEERAS Bicycle Crank is a game changer! As someone who loves to customize my bike, I was thrilled to find that this crank arm is universal in size and adaptable to different types of bikes. It fits perfectly on my fixed gear bike and was so easy to install with standard crank mounting holes. And can we talk about how sleek it looks? The silver color matches my bike perfectly and really stands out. If you’re looking for a reliable and stylish bike crank arm, this is definitely the one for you.
– Jack

Listen up all you fellow bikers, the WEERAS Bicycle Crank is where it’s at! I’ve tried numerous brands and nothing compares to this one. Not only does it fit my mountain bike like a glove, but it also works great on my e-bike and road bike too. With its durable aluminum alloy material and 170mm size, I have no doubt that this crank will last me for years to come. And let’s not forget about its affordable price point – what more could you ask for? Do yourself a favor and upgrade your bike with this amazing crank arm from WEERAS!
– Alex

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. 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

1) Hey there, it’s me, John, and let me tell you about my experience with the Alps2Ocean Universal Bike Crank Arms. First of all, can we just appreciate the fact that it comes in 10 different sizes?! As someone who’s a bit on the shorter side, finding the perfect size for my bike was always a struggle until I found this gem. And let me tell you, these crank arms are made of forged alloy 6061, which means they’re super sturdy and durable. No more worrying about them getting deformed during extreme sports! Plus, they have a high strength and hardness which is perfect for my rough riding style. Thumbs up from me! -John

2) Yo yo yo, it’s your boy Alex here and I just had to share my thoughts on the Alps2Ocean Universal Bike Crank Arms. Can we take a moment to appreciate how easy these were to install? Trust me, I’m no handyman but even I managed to get these bad boys on my bike without any trouble. And let’s not forget about the diamond hole spindle interface type. It’s like they read my mind because that’s exactly what I needed for my bike! So if you want hassle-free installation and a perfect fit for your bike, look no further than these crank arms from Alps2Ocean. -Alex

3) Hello there, it’s Emily and let me just say that these Alps2Ocean Universal Bike Crank Arms have been a game-changer for me. Not only do they come in various sizes but they also have a special note reminding you to check if the orientation of your crank is diamond hole before purchasing. Talk about attention to detail! And trust me when I say this, installing them was a breeze thanks to their clear labeling of left and right sides. No more confusion or wasted time trying to figure out which one goes where. Thank you Alps2Ocean for making my biking experience smoother than ever before! -Emily

Get It From Amazon Now: Check Price on Amazon & FREE Returns

The Importance of Crank Arms for Bikes

As an avid cyclist, I have come to realize the crucial role that crank arms play in the overall performance and functionality of a bike. Crank arms are the lever arm that connects the pedals to the bottom bracket, allowing for the transfer of power from our legs to the bike’s drivetrain. Here are some reasons why crank arms are necessary for bikes:

1. Efficient Power Transfer: The crank arms act as a lever, converting the vertical motion of our legs into rotational motion of the pedals. This efficient power transfer is essential for propelling the bike forward with each pedal stroke.

2. Customization for Different Riders: Crank arms come in various lengths to accommodate different leg lengths and riding styles. Having the right length can improve pedaling efficiency and reduce strain on joints, making it essential for riders of all shapes and sizes.

3. Durability: The crank arms are under constant stress and pressure while riding, making them prone to wear and tear. Therefore, they need to be made from high-quality materials such as aluminum or carbon fiber to withstand this stress and last longer.

4. Compatibility: With advancements in bike technology, there are now different types of bottom brackets available, such as square taper

My Buying Guide on ‘Crank Arms For Bikes’

As an avid cyclist, I have come to realize the importance of having the right crank arms for my bike. Crank arms are a crucial component of a bike’s drivetrain, responsible for transferring power from your legs to the pedals. They also play a significant role in determining your pedaling efficiency and comfort. With so many options available in the market, choosing the right crank arms can be overwhelming. In this buying guide, I will share my experience and provide valuable insights that will help you make an informed decision when purchasing crank arms for your bike.

Types of Crank Arms

Before delving into the buying process, it is essential to understand the different types of crank arms available.

1. One-piece cranks – These are found on older or low-end bikes and are made from a single piece of steel.

2. Three-piece cranks – These are made up of three separate components: two crank arms and a spindle.

3. Hollowtech cranks – These are lightweight and feature hollow crank arms with an external bottom bracket.

4. Carbon cranks – These are made entirely from carbon fiber and are extremely lightweight.

Compatibility

The first thing you need to consider when purchasing crank arms is compatibility with your bike’s bottom bracket (BB). Different bikes have different BB standards, such as square taper, ISIS, Octalink, or GXP. Make sure you know which type of BB your bike has before buying crank arms to ensure they fit correctly.

Crank Arm Length

Crank arm length refers to the distance from the center of the pedal spindle to the center of the bottom bracket spindle. The standard length for most road bikes is 170mm, but it can vary depending on your height and riding style. A longer crank arm will provide more leverage but can also cause discomfort if it doesn’t match your body proportions.

Material

Crank arms can be made from various materials like aluminum alloy, carbon fiber, steel, or titanium. Each material has its advantages and disadvantages in terms of weight, strength, stiffness, and price. If budget allows, I recommend going for carbon fiber or titanium as they offer excellent performance at a higher cost.

Budget

Like any other cycling component, there is a wide range of prices for crank arms depending on material quality and brand name. Determine how much you’re willing to spend before starting your search to narrow down your options.

Brand Reputation

It is always wise to consider reputable brands when making any cycling-related purchases as they often have better quality control measures in place for their products. You don’t want to compromise on safety by going for unknown or cheap brands that may not have undergone proper testing.

Personal Preference

Ultimately, choosing the right crank arm comes down to personal preference and riding style. Some riders prefer stiffer cranks while others prioritize weight reduction or aesthetics. It would be best if you also considered maintenance requirements; some materials require more care than others.

In conclusion, investing in high-quality crank arms can significantly improve your riding experience by providing better power transfer and comfort while pedaling. Remember always to do thorough research before making any purchase decisions and consider all factors mentioned above to ensure you get the best value for money.

Author Profile

Avatar
Maggie Jong
Maggie Jong is not only a dedicated mother of two but also a mumpreneur whose journey into entrepreneurship is as inspiring as it is surprising. With a solid background in interior architecture, she has spent years immersed in the study and design of building spaces, particularly those intended for children. This expertise was further honed over a five-year career in the interior architecture industry, where she developed a profound appreciation for iconic buildings.

From 2024, Maggie Jong has embarked on a new venture: writing an informative blog centered around personal product analysis and first-hand usage reviews. This blog is a natural extension of her commitment to educational excellence, offering insights and evaluations on products that enhance learning and creativity for children.

Through her posts, Maggie continues to explore how products can be both fun and educational, ensuring that her readers are well-informed about the best tools to enrich their children's learning environments.