Tripeak BB86/BB92 Steel Pressfit Bottom Bracket

Precision Engineered for SRAM DUB.

The Tripeak BB86 / BB92 Steel Bottom Bracket has been developed specifically for bikes running SRAM DUB (28.99mm) cranksets. Combining Tripeak's precision P05 Steel Bearings with lightweight reinforced composite cups, it delivers smooth, efficient performance and outstanding long-term durability.

Designed for riders who demand dependable performance in all conditions, the BB86 / BB92 DUB Bottom Bracket offers precise bearing alignment, low rolling resistance and the reliability expected from a premium drivetrain component.

Key Features

• Designed for BB86 Road and BB92 MTB press-fit frames

• Compatible exclusively with SRAM DUB (28.99mm) cranksets

• Precision P05 Steel Bearings

• Lightweight PA+GF composite cups

• Reinforced PA+GF composite centre sleeve

• Smooth, low-friction operation

• Excellent durability for high-mileage riding

• Lightweight construction

• Supplied ready for installation

Why Choose P05 Steel Bearings?

Tripeak's P05 Precision Steel Bearings are manufactured to exceptionally tight tolerances, delivering impressively smooth rotation together with excellent durability and long service life.

Designed for everyday riding, racing and high-mileage training, they provide reliable performance with minimal maintenance, making them an excellent choice for riders who want long-lasting drivetrain efficiency.

Precision Engineering

Every Tripeak bottom bracket is manufactured to exceptionally tight tolerances, ensuring accurate bearing alignment and smooth performance from the moment it's installed.

The lightweight PA+GF composite cups and centre sleeve create a durable, secure interface while helping to protect the bearings from contamination and extending service life.

Why Choose BB86 / BB92?

BB86 and BB92 remain two of the most widely used press-fit standards in modern cycling. Their large shell diameter allows manufacturers to build lightweight, stiff frames while providing excellent support for modern crank systems.

When combined with precision manufacturing and quality bearings, they deliver dependable power transfer and long-term reliability for both road and mountain bikes.

Compatibility

Frame Standards

• BB86 Road

  • Shell Diameter: 41mm

  • Shell Width: 86mm

• BB92 MTB

  • Shell Diameter: 41mm

  • Shell Width: 92mm

Crank Compatibility

• SRAM DUB (28.99mm)

Technical Specifications

• Frame Standard: BB86 / BB92

• Shell Diameter: 41mm

• Shell Width:

  • 86mm Road

  • 92mm MTB

• Crank Compatibility: SRAM DUB (28.99mm)

• Bearing: P05 Precision Steel

• Cup Material: PA+GF Composite

• Centre Sleeve: PA+GF Composite

• Colour: Black

Why We Stock It

At Off The Front, we choose components that combine precision engineering with dependable real-world performance. The Tripeak BB86 / BB92 SRAM DUB Steel Bottom Bracket delivers exactly that, offering smooth operation, exceptional durability and a precise fit for riders looking to get the very best from their SRAM DUB drivetrain.

Proven at the Highest Level

Tripeak components are trusted by riders competing at the highest level of professional cycling, including the XDS Astana Team and Lidl–Trek. The same precision engineering found throughout the Tripeak range is built into every bottom bracket, delivering reliable performance whether you're racing, training or riding every day.