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Bottom bracketVerified spec

Shimano Shimano SM-BB71-41B

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Overview

Brand
Shimano
Series
Shimano
Model
SM-BB71-41B
Model number
SM-BB71-41B
Type
Bottom bracket
Years
2012 to 2026

Compatibility

Spindle
shimano_24
Bb shell
bb86

Specifications

Threaded
false
Weight g
71
Shell bore mm
41
Shell widths mm
86.5
Adapter material
resin
Small ball bearing
false

Road press fit HOLLOWTECH II outboard bearing bottom bracket for 24 mm crank spindles. Years are the first and last Shimano specification handbook editions that list this model number (editions checked: 2008 to 2026-2027). Shimano publishes no US price in these documents; bearing material is not stated.

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