Shimano MTB Press Fit Bottom Bracket 89.5x92mm

The Shimano SM-BB71 bottom bracket is a Press Fit model for MTB, designed for those looking to replace the bottom bracket for their 24 mm Shimano crankset. It fits 92 or 89.5 mm shells.

• Fits two shell widths: 92 mm and 89.5 mm
• For 89.5 mm, use the included 2.5 mm spacer
• Compatible with 24 mm Shimano cranksets and HollowTech II MTB
• Fibre-reinforced polymer cups with inner cover and internal O-rings
• Before ordering, check the shell width and 41 mm cup diameter

Technical specifications

• SKU code: BB7141A
• Bottom bracket type: Press fit
• Shell width: 92 mm and 89.5 mm (89.5 mm requires a 2.5 mm spacer)
• Cup diameter: 41 mm
• Compatibility: 24 mm Shimano cranksets, Shimano HollowTech II MTB
• Cup material: Fibre-reinforced polymer
• Package contents: Left and right cups, 2.5 mm spacer, inner cover, internal O-rings
• Colour: Black

Founded in 1921 in Sakai, Japan, by Shozaburo Shimano, Shimano is still based in the same city today. For cyclists, it makes drivetrains, brakes, wheels, pedals and cycling shoes. Its history in bicycle components began with the production of freewheels in 1922.