
Too Many Bottom Brackets? Here's How to Choose the Right One
Discover five key factors to consider when selecting the perfect bottom bracket for your bike.
Last updated 5 hours ago. Automatically generated content.


Select options and limit the number of products
Axis compatibility refers to the type of spindle or axle a bottom bracket can accommodate, which is crucial for ensuring proper fit with the crankset and maintaining optimal performance. Choosing the right axis compatibility affects the efficiency of power transfer, the durability of your setup, and can prevent mechanical issues during riding.
Popular options (you can select more than one)
Hollowtech II
Typical price
28,– to 240,–Features a larger diameter spindle designed for enhanced stiffness and lower weight.
Ideal for riders seeking improved power transfer and reduced weight, enhancing pedaling efficiency.
Bestseller
DUB (28.8 mm)
Typical price
42,– to 210,–Utilizes a slightly smaller diameter spindle for a balance between stiffness and compatibility.
Offers versatility across different bike models, making it suitable for cyclists with varying setups.
Bestseller
30mm
Typical price
62,– to 180,–Employs a robust spindle diameter that maximizes stiffness and durability.
Great for aggressive riders and those tackling rough terrains, providing reliable performance and longevity.
Bestseller
Square-taper
Typical price
15,– to 34,–Features a traditional spindle interface with a square shape for ease of installation.
Recommended for leisure riders and those using vintage bikes, offering simplicity and reliability.
Bestseller
Axis diameter refers to the width of the spindle connecting the crankset to the bottom bracket, influencing compatibility and performance. Choosing the right axis diameter is crucial for ensuring a secure fit and optimal power transfer during cycling.
Popular options
24 - 25 mm
Typical price
36,– to 150,–Standard size often used for road bikes, providing a balance of weight and strength.
Ideal for cyclists seeking efficient power transfer without adding extra weight to their setup.
Bestseller
26 - 28 mm
Typical price
15,– to 69,–Larger diameter suitable for mountain bikes, offering enhanced durability and rigidity.
Recommended for off-road riders who need robust components to withstand rough terrains and aggressive riding.
Bestseller
29 - 31 mm
Typical price
62,– to 190,–Extra-large diameter designed for heavy-duty use, ensuring maximum strength and longevity.
Perfect for competitive cyclists or those using e-bikes, as it supports high torque and intense riding conditions.
Bestseller
Frame compatibility refers to the suitability of a bottom bracket with a bicycle frame's specific design and dimensions. Choosing the correct frame compatibility ensures optimal performance, prevents mechanical issues, and enhances the longevity of both the frame and the bottom bracket.
Popular options (you can select more than one)
BSA
Typical price
23,– to 96,–Features a threaded design, making installation straightforward and secure.
Ideal for those seeking easy maintenance and enhanced durability, suitable for traditional road and mountain bikes.
Bestseller
BB30
Typical price
34,– to 180,–Uses a larger diameter for increased stiffness and reduced weight.
Perfect for performance-oriented cyclists looking for improved power transfer and lighter setups.
Bestseller
PF30
Typical price
47,– to 200,–Press-fit design allows for a wider range of frame compatibility and lighter weight.
Recommended for cyclists prioritizing weight savings and ease of installation, suitable for various cycling disciplines.
Bestseller
T47
Typical price
69,– to 230,–Combines threaded security with larger diameter benefits for enhanced durability and stiffness.
Great for riders who desire easy maintenance with modern performance features, suitable for both road and gravel bikes.
Bestseller

Enduro Bearings XD-15 Pro Ceramic bottom bracket, T47, 24mm, black (BKC-0779)
Box width refers to the measurement of the bottom bracket shell, determining compatibility with a bike's frame. Choosing the right box width is essential for ensuring proper fit and optimal performance of the drivetrain.
Popular options (you can select more than one)
68 mm
Typical price
30,– to 140,–Standard width found on many road and commuter bikes.
Suitable for narrow frames, ensuring a snug fit and efficient power transfer.
Bestseller
73 mm
Typical price
44,– to 130,–Commonly used in mountain bikes and some gravel bikes.
Ideal for wider frames, providing stability and enhanced durability during off-road riding.
Bestseller
86.5 mm
Typical price
42,– to 220,–Used in some road bikes with oversized bottom bracket shells.
Allows for larger bearings, offering improved pedaling efficiency and stiffness.
Bestseller

Rotor Bike Components Press Fit 4124 bottom bracket Road/MTB to 24 mm steel
92 mm
Typical price
43,– to 94,–Typically found in modern mountain and trail bikes with wider shells.
Provides increased rigidity and strength, accommodating aggressive riding styles and terrain.
Bestseller
The brand of a bottom bracket can significantly influence the quality, compatibility, and performance of your bicycle. Trusted brands like Shimano and Sram offer reliability and innovation, with distinct advantages such as Shimano's smooth gear shifting and Sram's lightweight designs.
Popular brands (you can select more than one)
Shimano
Renowned for producing durable and high-quality cycling components.
Offers smooth gear shifting and easy installation, ideal for both casual and competitive cyclists.
Bestseller
Sram
Known for its innovative and lightweight designs.
Provides excellent performance for mountain biking, enhancing speed and control.
Bestseller
Truvativ
Specializes in robust and versatile components for various cycling styles.
Ideal for riders seeking durability and strength in challenging terrains.
Bestseller
Race Face
Famous for its high-performance mountain biking components.
Great for aggressive riders who prioritize strength and reliability in rough conditions.
Bestseller
Rotor Bike Components
Recognized for precision engineering and advanced technology.
Offers customizable options for professional cyclists looking to optimize performance.
Bestseller











