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CeramicSpeed BB Alpha BB86 bottom bracket – Dub Road
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  • CeramicSpeed BB Alpha BB86 bottom bracket – Dub Road
CeramicSpeed BB Alpha BB86 bottom bracket – Dub Road

CeramicSpeed BB Alpha BB86 bottom bracket – Dub Road

In Accessories and components
$389.00 $149.00

SKU: ITY25498774
Availability: In stock

CeramicSpeed BB Alpha BB86 bottom bracket: lasting performance and lightness

The BB86 bottom bracket from CeramicSpeed BB Alpha is a solution designed to deliver superior durability and reliable performance over time. Manufactured with hand-finished hardened stainless steel races, this component features grade 3 silicon nitride ceramic balls that ensure smooth, precise operation. The custom seals and precision dust cover provide moisture protection up to 500% better than standard models, a crucial feature for road cycling, triathlon, and track riding in varying conditions. The optimized design reduces overall weight by 10% compared with previous generations, while preserving structural reliability.

BB Alpha compatibility and installation

This bottom bracket is specifically designed to pair with cranksets featuring a 28.99 mm axle, compatible with Shimano models and other brands that use the 41 mm pressfit system with an 86 mm width, commonly identified as BB86. Installation is simplified thanks to the reduced spacer tube design and lighter cups, enabling quick assembly even for users without specialized tools. Its precise compatibility with modern drivetrain systems makes it a reliable choice for those who want high performance standards without compromising ease of maintenance.

Ceramic technology and reduced friction

The silicon nitride ceramic technology used in the BB Alpha balls delivers extremely low-friction performance, a key factor in drivetrain efficiency. This material, combined with the hardened stainless steel races, creates an optimal rolling environment that minimizes energy loss while pedaling. The advanced moisture protection makes the component particularly suitable for adverse weather conditions, ensuring long service life even in humid or salty environments. With a net weight of only 78.0 g, the BB Alpha represents the ideal balance between lightness and structural robustness.

Technical features

  • Bottom bracket type: BB86 pressfit 41 mm.
  • Crank axle diameter: 28.99 mm.
  • Width: 86 mm.
  • Net weight: 78.0 g.
  • Balls: grade 3 silicon nitride ceramic.
  • Races: hand-finished hardened stainless steel.
  • Moisture protection: up to 500% better than standard models.
  • Compatibility: Shimano and other brands with 28.99 mm axle.
  • Disciplines: Road, Triathlon, Track.
  • Box contents: BB Alpha, UFO all-purpose grease 5 ml, decal.

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