Too Many Bottom Brackets? Here's How to Find the Right One
Consider these five essential factors when choosing the perfect bottom bracket for your bicycle.
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Frame compatibility refers to the bottom bracket's ability to fit and function within a bicycle's frame, which is crucial for seamless bike assembly and optimal performance. Choosing the right compatibility ensures smooth pedaling efficiency and longevity of the bike components.
Popular options (you can select more than one)
BSA
Typical price
27.– to 94.–Features a threaded design, making it easy to install and maintain.
BSA bottom brackets are known for their reliability and durability, suitable for most traditional bike frames.
Bestseller
BB30
Typical price
35.– to 210.–Utilizes a larger diameter shell with press-fit bearings for increased stiffness.
BB30 is ideal for performance-oriented riders looking for improved power transfer and weight savings.
Bestseller
PF30
Typical price
45.– to 210.–Combines press-fit installation with a wider shell for enhanced frame compatibility.
PF30 offers a balance of stiffness and weight savings, suitable for modern bike designs requiring versatile fitting solutions.
Bestseller
Axis compatibility refers to the bottom bracket's ability to fit different crankset spindle standards. It is essential for ensuring a secure and efficient connection between the bike's crankset and frame, directly impacting the bike's overall performance and rider comfort.
Popular options (you can select more than one)
DUB (28.8 mm)
Combines the best features of 24 mm and 30 mm spindles for improved durability and weight.
Offers a versatile fit for varying frame designs, making it a popular choice for modern bikes.
Bestseller
24 mm
Standard size used widely in many cranksets, ensuring broad compatibility.
Ideal for riders seeking a reliable and traditional setup with proven performance.
Bestseller
Hollowtech II
Features a lightweight design with external bearings for increased stiffness and power transfer.
Preferred by cyclists who prioritize efficient energy transfer and robust construction for long rides.
Bestseller
Axis diameter refers to the width of the bottom bracket spindle, which connects the crankset to the bicycle frame. Choosing the appropriate diameter is crucial for ensuring compatibility with your bike and optimizing pedaling efficiency.
Popular options
24 - 25 mm
Commonly used in many road and mountain bikes for reliable performance.
Provides a good balance between durability and weight, suitable for general riding conditions.
Bestseller
26 - 40 mm
Typically found in more robust bottom bracket designs for increased stiffness.
Ideal for riders seeking enhanced power transfer in competitive or demanding environments.
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41 - 80 mm
Utilized in specialized or heavy-duty applications requiring maximum strength.
Best for extreme terrains or custom builds needing superior rigidity and durability.
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Box width refers to the measurement across the bottom bracket shell, determining compatibility with the bike frame. Choosing the right width ensures proper fit and function, influencing pedaling efficiency and overall bike performance.
Popular options (you can select more than one)
68 mm
Typical price
35.– to 170.–Commonly used in road bikes, offering a narrow profile for aerodynamic efficiency.
Ideal for riders focused on speed and performance, ensuring smooth and efficient power transfer.
Bestseller
73 mm
Typical price
33.– to 130.–Typically found in mountain bikes, providing a wider stance for stability on uneven terrain.
Suitable for off-road enthusiasts who need enhanced support and balance during challenging rides.
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86.5 mm
Typical price
54.– to 240.–Used in some modern road and gravel bikes, accommodating larger spindles for increased stiffness.
Preferred by cyclists seeking maximum power transfer and rigidity, enhancing performance in competitive settings.
Bestseller
Choosing the right brand for bottom brackets is crucial, as it affects the overall performance and durability of your bicycle. Brands like Shimano, Sram, and Race Face each offer unique advantages, from reliable everyday use to high-performance racing applications.
Popular brands (you can select more than one)
Shimano
4.6172
Known for its reliability and wide range of options for various cycling needs.
Offers excellent value for money, making it suitable for both casual riders and enthusiasts.
Bestseller
Sram
4.689
Recognized for high-performance components often used by professional cyclists.
Ideal for those seeking cutting-edge technology and precision in their ride.
Bestseller
Truvativ
4.717
Offers robust and durable components designed for mountain biking.
Great choice for riders who prioritize strength and reliability on tough terrains.
Bestseller
Race Face
3.810
Specializes in lightweight, high-performance components for mountain biking.
Perfect for competitive cyclists looking to enhance their bike's efficiency and speed.
Bestseller
Rotor Bike Components
4.69
Famous for innovative and precise engineering in bottom brackets.
Preferred by cyclists aiming to optimize power transfer and ride smoothness.
Bestseller
