Shimano SM-BB52 Hollowtech II Bottom Bracket | BSA 83 m

Shimano SM-BB52 Hollowtech II Bottom Bracket | BSA 83 m

The Shimano SM-BB52 is a highly favored bottom bracket found in a wide array of bike models equipped with Alivio, Deore, and ZEE cranksets.

This bottom bracket utilizes 24 mm Hollowtech II bearings, achieving an excellent balance between stiffness and weight, while also ensuring superior rotational efficiency.

It is compatible with bikes whose bottom bracket shell width is 83 mm. The SM-BB52 bottom bracket is suitable for various types of bicycles and is an excellent choice for those looking to improve their bike's performance.

Shimano's Hollowtech II technology represents an advanced crankset and bearing system aimed at achieving the ideal balance of stiffness, weight, and rotational efficiency. The system integrates the bottom bearing with the right crankset, using a 24 mm axle or bearing diameter, which is optimal for stability. High-quality bearing seals ensure a long lifespan for the component.