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SKU: BTBK0839

SRAM DUB PressFit30 Bottom Bracket PF30, 73mm Shell, MTB Boost 55mm Chainline | Sealed Cartridge Bearings, Gutter Seal Technology, Compatible with SRAM DUB Cranksets, Durable Black Alloy for Cross-Country & Trail Riding

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Description
Specifications

Upgrade Your MTB Performance with the SRAM DUB PressFit30 Bottom Bracket - PF30, 73mm, Boost 55mm Chainline, Black

Optimize your mountain biking experience with the SRAM DUB PressFit30 Bottom Bracket, designed for durability, performance, and compatibility. Engineered with cutting-edge materials and innovative technology, this black bottom bracket is the perfect choice for riders seeking smooth power transfer and long-lasting reliability on rugged trails.

Materials & Construction:

Constructed from high-quality alloy and sealed cartridge bearings, the SRAM DUB PF30 Bottom Bracket offers excellent corrosion resistance and robustness. Its sealed design ensures superior protection against dirt, mud, and moisture, making it ideal for challenging MTB conditions.

Performance & Engineering:

Featuring SRAM's proprietary DUB spindle technology, this bottom bracket delivers improved durability and stiffness. The oversized DUB spindle is engineered for universal compatibility across various bottom bracket standards, simplifying installation and reducing the need for multiple bottom bracket types. The 73mm shell width and 55mm Boost chainline optimize power transfer and pedal efficiency on modern mountain bike frames.

Components & Technology:

- Gutter Seal Technology provides enhanced sealing for superior water and dirt resistance

- Sealed cartridge bearings deliver smooth, maintenance-free performance

- Compatible exclusively with SRAM Boost cranksets for precise fit and maximum power transfer

- Designed for PF30 frame interfaces with a 46mm shell ID

Style & Use Case:

Designed with a sleek black finish, this bottom bracket complements any MTB build. Whether you're tackling technical descents, climbing steep trails, or riding all-mountain adventure, the SRAM DUB PF30 Bottom Bracket ensures reliable performance and enduring value.

Innovative & Differentiating Features:

- Universal oversized DUB spindle simplifies compatibility across MTB standards

- Advanced sealing technology significantly extends service intervals

- Robust construction optimized for aggressive trail riding and competitive racing

Maximize your mountain biking potential with the SRAM DUB PressFit30 Bottom Bracket - engineered for purpose-built performance, durability, and ease of installation. Compatible with high-performance SRAM Boost cranksets, this bottom bracket is your upgrade for a smoother, more efficient ride.

  • Enhanced durability with sealed cartridge bearings designed to withstand tough MTB conditions and provide a long-lasting, smooth pedaling experience.
  • Innovative SRAM DUB spindle technology offers universal compatibility across multiple bottom bracket standards, simplifying maintenance and enhancing drivetrain efficiency.
  • Optimized for MTB Boost cranks with a 55mm chainline, ensuring precise fit and optimal power transfer for aggressive trail riding and mountain biking performance.
  • Gutter Seal Technology delivers superior sealing against water, mud, and debris, making this bottom bracket ideal for all-weather riding and rugged off-road adventures.
  • Engineered from high-quality materials with a corrosion-resistant black finish, this PF30 bottom bracket ensures reliable performance, easy installation, and a sleek, professional look for your mountain bike.
Bottom Bracket Shell I.D.46
BB/Frame InterfacePF30
BB Shell Width (mm)73
Spindle Interface TypeSRAM DUB
Defined ColorBlack
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365 Cycles puts the customer above everything. Our number one goal is your satisfaction. When you press the shift lever you want the gears to shift, and when you buy bicycle parts, you want the bicycle parts to arrive on time in new condition. With over 60,000 products and 22 warehouse locations throughout the country, we have the parts you need and they are coming in hot!

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Our team is waiting to help you 7 days a week and they are more qualified to help than I am but if you ever feel like you're not getting the service you need I’m personally asking you to email me at ben@365cycles.com with "CUSTOMER LOYALTY" in the title and I will personally handle your order.

Over the years we have served millions of satisfied customers and continue to serve many of them today. With your feedback, we are confident we can take this lifelong journey together and build a friendship that goes beyond parts and accessories.

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Ben Berman Founder & CEO of 365 Cycles


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These were established by the members of our team and we use them every week to call out team members who have shined in one of these areas. Feel free to let us know at info@365cycles.com if someone you worked with has gone above and beyond in one of these areas. 

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