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Shimano BB-MT501 bottom bracket, 68/73 mm, HTII, BSA, MTB

13.39  savings
RRP 24.99 
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Delivery method on Thursday 22.01.2026
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Delivery method on Thursday 22.01.2026
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Rating (86)
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4,6/5
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Shimano BB-MT501 bottom bracket

The BB-MT501 bottom bracket with BSA English thread is designed for MTB cranks with an integrated 24 mm axle.
Product features
Can be used with a wide range of cranks from ALIVIO to DEORE
Improved seals for longer life
The TL-FC32/36 tool is required for mounting
Product details
Suitability MTB
Mount type BSA
Axis type for crankset HollowTech II (HTII) (⌀ - 24 mm)
Frame width 68 mm, 73 mm
For frame width 68/73 mm
Mounting type BSA, Hollowtech II
Material aluminium, plastic
Weight 90 g
product ID 203659
Product rating  (86 ratings)
4,6/5
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WARNING
For assistance with installation, adjustment, and replacement of products not found in the user's manual, please consult the place of purchase or a distributor. A dealer's manual intended for professional and experienced bicycle mechanics is available on our website (https://si.shimano.com).
For safety, be sure to carefully read this "user's manual" before use, follow it for correct use, and save it so that you can refer back to it at any time.
The following instructions must always be followed in order to prevent personal injury and physical damage to equipment and the surroundings. The instructions are classified according to the degree of danger or damage that may occur if the product is used incorrectly.
DANGER - Failure to follow the instructions will result in death or serious injury.
WARNING - Failure to follow the instructions could result in death or serious injury.
CAUTION - Failure to follow the instructions could result in personal injury or physical damage to equipment and the surroundings.

WARNING:
Do not disassemble or modify the product. This may cause the product to malfunction, you may fall unexpectedly and be seriously injured.
Before riding your bicycle, check that the crank arms are not cracked. If there are cracks, the crank arm may break and you may fall off the bicycle.
Be careful not to get parts of your clothing caught in the chain while riding. Otherwise, you may fall off the bicycle.

CAUTION:
Be careful not to touch the teeth of the sprockets. There is a risk of injury.

Japanese manufacturer produces road, mountain, gravel, trekking, BMX and e-bike groupsets. They also offer a whole series of components and apparel. Their range goes from wheels, footwear, eyewear to backpacks. Shimano is a traditional manufacturer known for their quality work, which is why they are the favourite choice of amateurs and professionals.

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