SRAM BB30 Pressfit 68/73 Dub 73 Bottom Bracket | The Bike Affair

SRAM BB30 Pressfit 68/73 Dub 73 Bottom Bracket


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SRAM BB30 Pressfit 68/73 DUB 73 Bottom Bracket: Streamlined Performance Across the Board

Unified DUB Technology for Peak Compatibility: The SRAM BB30 Pressfit 68/73 DUB 73 Bottom Bracket exemplifies SRAM's innovative approach to drivetrain components, focusing on a unified solution to enhance your cycling experience. The heart of this system is the DUB (Durable Unified Bottom bracket) technology, which features an oversized spindle designed to work seamlessly across all bottom bracket standards. This innovation ensures unparalleled compatibility with crankarms, simplifying the setup process and enhancing the overall performance of your drivetrain.

Engineered for Durability and Efficiency: SRAM has meticulously developed the DUB spindle with a singular focus: to connect your crankarms and shield your drivetrain's power application from the elements. This focus on simplicity and durability results in a bottom bracket that not only lasts longer but also performs better. The DUB system is engineered to be stronger, smoother, and simpler, allowing you to enjoy a more reliable and efficient ride.

Protection Against the Elements: The SRAM BB30 Pressfit 68/73 DUB 73 Bottom Bracket is designed to offer superior protection from water, dirt, and debris. This protective design ensures that your drivetrain remains in optimal condition, regardless of the conditions you face on the road or trail. With this bottom bracket, SRAM delivers peace of mind, knowing that your components are shielded from the elements and ready for any adventure.

Simplified Installation and Maintenance: Adopting the DUB technology not only improves performance and compatibility but also simplifies the installation and maintenance of your bottom bracket. This streamlined approach ensures that cyclists of all levels can easily upgrade their bikes, focusing more on the ride and less on the complexities of component compatibility.

Back to What Matters: The Ride: The SRAM BB30 Pressfit 68/73 DUB 73 Bottom Bracket brings you back to the essence of cycling: the joy of the ride. By eliminating the complications associated with drivetrain compatibility and maintenance, SRAM allows you to focus on what truly matters—enjoying your ride. Whether you're pushing your limits on the trail or cruising on the road, the DUB bottom bracket system ensures a smooth, efficient, and enjoyable cycling experience.


Features of SRAM BB30 Pressfit 68/73 Dub 73 Bottom Bracket

  • One oversized spindle to work across every bottom bracket specification.
  • Easy installation
  • PressFit cups for lighter weight
  • Sealed cartridge bearings available in both stainless and ceramic versions

Technology of SRAM BB30 Pressfit 68/73 Dub 73 Bottom Bracket


The relationship between bottom bracket spindle and bearing is the core of DUB technology. It's where stiffness meets durability. We took it a step beyond conventional thinking and made everything simpler-better integrating the relationship between chainring, crank, spindle and bottom bracket. It's this approach to developing a complete system that equals better drivetrain performance. 


Specifications of SRAM BB30 Pressfit 68/73 Dub 73 Bottom Bracket

Model ID BB-DUB-PF30-A1
BB-Frame Interface PF30 (68-73mm)
Chainline 55.0mm, n/a
Spindle Length n/a
Support E-Type FD n/a
Crank-BB Interface DUB
Bearing Type
Ceramic, Standard
Spindle Diameter
Cup Material
BB Shell Width
BB Shell Width
Defined Color
Bottom Bracket Shell I.D.

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