DESIGNED FOR MAXIMUM STRENGTH AND SMOOTH ROTATION, THE SHIMANO SAINT SM-BB80 BOTTOM BRACKET IS ENGINEERED TO WITHSTAND THE RIGOURS OF DOWNHILL AND FREERIDE RIDING.


Built for 83mm bottom bracket shells, the SM-BB80 delivers unmatched durability and stability under high-load conditions. Its precision-sealed cartridge bearings ensure smooth operation and long-lasting performance, even in muddy, wet, or gritty environments.

As part of the SAINT series, this bottom bracket is optimised for aggressive trail use and heavy-duty performance, providing efficient power transfer and consistent rotation through the most demanding terrain. The external bearing design offers excellent rigidity and easy maintenance, making it the go-to choice for riders who push their bikes to the limit.


KEY FEATURES

Optimised for 83mm bottom bracket shells used in downhill and freeride frames.
High-quality sealed cartridge bearings for smooth, durable performance.
External bearing design enhances stiffness and power transfer.
Durable construction built to withstand extreme riding conditions.
Compatible with Shimano SAINT and other Hollowtech II cranksets.


WHY CHOOSE SHIMANO SAINT SM-BB80

Choose the SM-BB80 for maximum reliability, strength, and smoothness in demanding conditions. Whether you're bombing descents or charging through rock gardens, it delivers consistent performance you can count on.


PERFECT FOR

Downhill, freeride, and gravity riders using 83mm bottom bracket shells who demand strength, precision, and long-term durability.


SPECIFICATIONS

Series: Shimano SAINT
Model: SM-BB80 (ISMBB80D)
Shell Width: 83 mm
Axle Type: Hollowtech II
Bearing Type: Sealed cartridge
Cup Type: Threaded (BSA)
Application: Downhill, Freeride, Gravity
Compatibility: SAINT FC-M820 / FC-M825 and other Hollowtech II MTB cranksets