Shimano deore sm-bb52 68/73mm BSA Hollowtech bottom bracket SM BB52 MTB
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Specifications:
Application: Cross Country, City & Touring, Freeride, Downhill
Type: BSA
Shell Width: 68/73 mm, 83 mm
Axle Diameter: 24 mm (Hollowtech II)
Technical Information:
Bearings: steel
Bottom Bracket Cup Material: aluminium
Bottom Bracket Shell Material: resin
Features:
- bearing cups painted
- high power transfer efficiency
- improved seals, smooth running
- recommended for ZEE FC-M640, FC-M645 / Deore FC-M591, FC-T611, FC-M610, FC-M612, FC-M615, FC-M617, FC-M6000 / Alivio FC-M4050, FC-M4060, FC-T4060 / FC-M552-L, FC-M552-S, FC-M622, FC-M625, FC-M627, FC-MT500, FC-MT200 / FC-T551-S, FC-T551-L
Technology:
Hollowtech II
The outboard bearings offer better weight distribution and more stability that provides a more efficient power transfer. The diameter of the bearing axle (24 mm) was an important factor in development because the axle has a positive effect on stiffness, stability, weight, and rotating efficiency.
Customer Reviews
89 ratings
confident in quality (7)
fast delivery (4)
functional (3)
perfect for project (2)
poor quality (2)
visually appealing (1)
Customer photos (16)
Buyer from Mexico
September 14, 2026
Variant: Color:BB52 1PCS
Hello, good purchases, this is the second time.
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Buyer from Brazil
August 29, 2026
Variant: Color:BB52 1PCS
original
D***n
August 27, 2026
Variant: Color:BB52 1PCS
Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay. Okay.
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Buyer from Mexico
August 17, 2026
Variant: Color:BB52 1PCS
Satisfied with the project, I do recommend it; it arrived in perfect condition.
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Buyer from Australia
August 1, 2026
Variant: Color:BB52 1PCS
Good quality and perfect for bike building !
Buyer from Brazil
July 24, 2026
Variant: Color:BB52 1PCS
Alright. Thank you.
Translated by AliExpress ·
Shimano deore sm-bb52 68/73mm BSA Hollowtech bottom bracket SM BB52 MTB
Quantity:
1
Availability:
Not Available
