The Shimano Ultegra SM-BB71-41B Press-Fit Bottom Bracket is the perfect choice for road cyclists who value reliability and performance. Specially developed for frames with a bottom bracket shell width of 86.5 mm, its durable, sealed deep-groove ball bearings ensure smooth operation and high durability. Compatible with Shimano Hollowtech II cranksets such as Shimano 105, Ultegra, and Tiagra.

Functional Benefits:

• Durable Bearings: Sealed deep-groove ball bearings for minimal maintenance and a long service life.
• Press-Fit Design: Easy installation for BB86 bottom bracket shells.
• Compatibility: Supports Shimano Hollowtech II cranksets for optimal power transfer.

Compatibility:

Recommended for the following groupsets:

• Ultegra: FC-6700, FC-6700 G, FC-6750, FC-6750 G, FC-6703, FC-6703 G
• 105: FC-5700, FC-5750, FC-5703
• Tiagra: FC-4600, FC-4650, FC-4603
• Sora: FC-3550, FC-3503
• Other Models: FC-CX50, FC-R603, FC-R563, FC-R460, FC-R350

Technical Details:

• Intended Use: Road bike
• Installation Type: Press Fit BB86
• Shell Diameter: 41 mm
• Shell Width: 86.5 mm
• Axle Diameter: 24 mm (Hollowtech II)
• Weight: 65 g

Scope of Delivery:

• 1x Shimano Ultegra SM-BB71-41B Press-Fit Road Bottom Bracket

EAN: 4524667434238 | Manufacturer No.: ISMBB7141B

“The ideal choice for road cyclists seeking durability and minimal friction.”