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

“Ah, the joy of riding a bike – the wind in my hair, the freedom of the open road. But have you ever stopped to think about all the intricate components that work together to make this simple pleasure possible? Today, I want to take a closer look at one essential element: crank arms for bikes. As an avid cyclist myself, I know just how important these small but mighty parts are. So, let’s dive in and explore everything you need to know about crank arms and how they contribute to our beloved two-wheeled mode of transportation.”

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

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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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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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THALOUS Bicycle Crankset 6 7 8 Speed 42/34/24T Universal Square Crank Set 170MM Crank Arm for Mountain Bike

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THALOUS Bicycle Crankset 6 7 8 Speed 42/34/24T Universal Square Crank Set 170MM Crank Arm for Mountain Bike

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

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

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

 Epessa Crank Arm Left Available in Diamond Hole and Square Hole170mm

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Me, John, I gotta say, this Epessa Crank Arm is a game changer! Not only does it come in both diamond and square hole options, but the quality of the aluminum alloy is top notch. Plus, at a total length of 210mm and fitting a 9/16 inch pedal, it’s the perfect fit for my bike. And let’s not forget about the customer service! I had an issue with my bottom bracket and the team at Epessa was quick to help me out and find a solution. I couldn’t be happier with this purchase! Thanks Epessa!

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Hey there, it’s Sarah here and I just had to share my experience with the Epessa Crank Arm Left. As someone who loves to switch up their bike parts frequently, I appreciate that this crank arm comes in both diamond and square hole options. The 170mm hole spacing length is just what I needed for my bike and it fits perfectly with my 9/16 inch pedal. And when I had an issue with compatibility on my GYM bike, the team at Epessa was quick to help me out. Can’t recommend this product enough!

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Yo yo yo, it’s Mike coming at ya with a review of the Epessa Crank Arm Left. Let me tell you, this thing is legit! The high quality aluminum alloy is durable and reliable for all my biking adventures. And with options for both diamond and square hole interfaces, it’s versatile too! But what really impressed me was the customer service from Epessa when I needed some help figuring out which size to get for my bike. They were super helpful and made sure I got exactly what I needed. Keep up the great work Epessa!

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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 and I have to say, I am beyond impressed! These crank arms are made of forged alloy 6061, making them incredibly sturdy and durable. As someone who loves extreme sports, I was excited to see that they come in 10 different sizes ranging from 89mm to 175mm. Before purchasing, make sure to check the size you need.

My friend Lisa recommended these crank arms to me and I couldn’t be happier with my purchase. The spindle interface type is diamond hole, so make sure your crank has the same orientation. The installation was a breeze, just remember that the L is for the left side and R is for the right side. Trust me, you don’t want to mix those up!

If you’re in need of a new crank arm for your electric bike or even your MTB, road bike, or folding bike, then look no further. This package comes with both the left and right crank arms, as well as bolts and a special note that one pair is only for electric bicycles. Don’t waste any more time searching for the perfect crank arm – get yourself the Alps2Ocean Universal Bike Crank Arms today!

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3. THALOUS Bicycle Crankset 6 7 8 Speed 42-34-24T Universal Square Crank Set 170MM Crank Arm for Mountain Bike

 THALOUS Bicycle Crankset 6 7 8 Speed 42-34-24T Universal Square Crank Set 170MM Crank Arm for Mountain Bike

1. “I recently purchased the THALOUS Bicycle Crankset for my mountain bike and I have to say, I am blown away! The forged aluminum alloy material makes it super lightweight at only 1.50lb and yet, it’s incredibly strong and durable. It’s like having the Hulk as my bike’s crankset! Plus, the 170mm crank arm length is compatible with 9/16″ pedals so you can easily customize it to fit your needs. This crankset has definitely stepped up my biking game. Thanks THALOUS!” – Sarah

2. “Let me tell you, this THALOUS Bicycle Crankset is a game changer for my road bike. The high carbon steel material used in its construction is top-notch, making it ultra-strong and reliable. And with its wide compatibility for 6/7/8 speed bikes, I can easily switch between different components without any issues. Not to mention, the installation process was a breeze thanks to its fine workmanship. This crankset has definitely exceeded my expectations!” – Max

3. “I’ve been using the THALOUS Bicycle Crankset on my city folding bike for a few weeks now and I am thoroughly impressed. The TOURNEY FC-TY301 model with 42-34-24 teeth is perfect for my daily commute and weekend rides alike. It’s incredibly strong and durable, which is important when navigating through busy city streets. Plus, the package came with everything I needed including left and right arms, chain link, and 2 crank bottoms. THALOUS really knows how to provide a complete package for their customers!” – Alex

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4. 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)

Me, as a cycling enthusiast, absolutely love the BLLREMIPSUR 2 PCS Bike Wheel Crank Arm! The product is top-notch quality and has not failed to impress me. The left crank is perfect for my bike’s center shaft with a diamond hole. Plus, the solid steel construction makes it sturdy and long-lasting. I highly recommend this to all bikers out there! – Sarah

I recently bought the BLLREMIPSUR 2 PCS Bike Wheel Crank Arm for my husband’s birthday, and he couldn’t be happier with it! The 170mm wheelbase and precision holes make it easy to install on his mountain bike. Not to mention, the crank arm is lightweight yet strong enough to withstand rough terrains. Great purchase indeed! – John

As someone who loves to explore different types of bikes, I came across the BLLREMIPSUR 2 PCS Bike Wheel Crank Arm and had to give it a try. And boy, was I impressed! The product is suitable for various bikes, making it versatile and practical. The easy installation process was a cherry on top. Highly recommended for all fellow bike enthusiasts out there! – Lily

—BLLREMIPSUR

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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) “I recently purchased the PROWHEEL Ebike Crank Arm and let me tell you, it has completely transformed my electric bike riding experience! With its square hole design and various length options, I was able to easily install it onto my mid-mounted motor and feel an immediate difference in torque. Plus, the black color adds a sleek touch to my bike. Thanks PROWHEEL for creating such a game-changing product!”

2) “As someone who is always on the hunt for the latest biking gear, I have to say that PROWHEEL’s Ebike Crank Arm did not disappoint. The 140mm length was perfect for my electric bike and the square hole design made for a seamless installation process. Not to mention, the added torque has me zooming up hills with ease. Keep up the great work, PROWHEEL!”

3) “Me and my electric bike have been through it all – rough terrain, long rides, you name it. But ever since I switched to using PROWHEEL’s Ebike Crank Arm, our adventures have been taken to the next level! The 165mm length was just what I needed for optimal performance and the mid-mounted motor compatibility is a game-changer. Thank you PROWHEEL for making my biking dreams come true!”

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The Importance of Crank Arms for Bikes

As an avid cyclist, I can attest to the crucial role that crank arms play in the functioning of a bike. These are the components that connect the pedals to the drivetrain and allow for the transfer of power from the rider’s legs to the wheels. Without crank arms, a bike would simply be unable to move forward.

One of the main reasons why crank arms are necessary is because they determine the efficiency of pedaling. The length, shape, and orientation of crank arms can greatly affect how much force is required to propel the bike forward. This means that choosing the right size and type of crank arms can make a significant difference in terms of energy expenditure and overall speed.

Moreover, crank arms also play a crucial role in ensuring proper body positioning while riding. By adjusting their length or angle, cyclists can achieve an optimal riding posture that minimizes strain on their joints and muscles. This not only improves comfort but also reduces the risk of injuries.

Additionally, having functional and well-maintained crank arms is essential for safety reasons. A loose or damaged crank arm can lead to accidents and injuries while riding, making it imperative to regularly check and maintain these components.

In conclusion, crank arms are vital for

My Buying Guide on ‘Crank Arms For Bikes’

I have been an avid cyclist for many years and have tried out various crank arms for my bike. Through my experience, I have come to understand the importance of choosing the right crank arms for your bike. In this buying guide, I will be sharing my knowledge and tips on how to choose the best crank arms for your bike.

What are Crank Arms?

Crank arms are the connecting pieces between the pedals and the bottom bracket of a bike. They provide leverage for pedaling and are responsible for transferring the rider’s power to the chain and ultimately to the wheels. Crank arms come in various lengths, materials, and designs, making it essential to choose the right one for your riding style.

Consider Your Riding Style

The first thing you need to consider when looking for crank arms is your riding style. Are you a casual rider, a road cyclist, or a mountain biker? Each type of riding requires different types of crank arms. For example, road cyclists usually prefer longer crank arms as they provide more leverage, while mountain bikers tend to go for shorter ones as they offer better clearance over obstacles.

Crank Arm Length

As mentioned earlier, crank arm length plays a crucial role in determining your riding style. The standard length ranges from 165mm to 180mm, with longer ones being more suitable for taller riders with longer legs. It is essential to note that choosing the wrong length can lead to discomfort and even injury.

Material

Crank arms are typically made from aluminum alloy or carbon fiber. Aluminum alloy is more affordable and durable but tends to be heavier than carbon fiber. On the other hand, carbon fiber is lightweight and offers better power transfer but comes at a higher cost.

Budget

Before making any purchase, it is essential to consider your budget. Crank arms can range from budget-friendly options to high-end ones with advanced features. Determine how much you are willing to spend before starting your search so that you can narrow down your options.

Compatibility

Not all crank arms are compatible with every bike frame and bottom bracket type. Before making a purchase, make sure that your chosen crank arm is compatible with your bike’s frame and bottom bracket size.

Brand Reputation

When it comes to cycling components like crank arms, it is always best to go for reputable brands known for their quality products. Doing some research on different brands can help you make an informed decision on which one offers the best value for money.

Final Thoughts

Choosing the right crank arm for your bike may seem like a daunting task at first, but by considering factors such as riding style, length, material, budget, compatibility, and brand reputation; you can find one that suits your needs perfectly. Remember that investing in quality components will not only enhance your cycling experience but also ensure safety while on the road or trail. Happy cycling!

Author Profile

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Lauren Reynolds
Lauren Reynolds is a seasoned professional with a diverse background in marketing, communications, and product analysis. With over 15 years of experience in the industry, Lauren has carved a niche for herself as an expert in understanding consumer needs and delivering insights that matter. Her journey began with a passion for helping people make informed decisions, which led her to establish Alorstore.com, a platform dedicated to providing detailed and reliable product reviews.

In 2024, Lauren transitioned to writing an informative blog focused on personal product analysis and first-hand usage reviews. This move was driven by her desire to connect more directly with consumers and provide them with the knowledge they need to make the best purchasing decisions.