Shimano Deore BB-MT501 BSA Bottom Bracket

Shimano Deore BB-MT501 BSA Bottom Bracket
90 reviews
Outer Diameter Bottom Bracket Bearing
Select a variant
Colour
Select a variant
17.23

  • Delivery in 3-4 working days
  • Free tracked shipping over 99.00€
  • Trustpilot rating 4.6/5

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Pros & Cons

Pros & Cons

  • This bottom bracket is good value for money.
  • This bottom bracket is well sealed to keep dirt and water out.
  • This bottom bracket's thread is not compatible with press-fit frames.
Read more on what our customers have to say about this product

Specifications

Specifications

Brand Shimano
Bottom bracket width 68 mm / 73 mm
Bottom bracket diameter 33.6-33.9 mm
Outer Diameter Bottom Bracket Bearing 44 mm
What groupset do you have? Shimano Deore
Suitable for bicycle brands BMC / Bianchi / Bulls / Canyon / Cube / Giant / Ridley 2019 onward / Scott / Sensa / Cannondale / Koga / Lapierre / Stevens
Suitable for type of bicycle Mountainbike
Frame material Aluminium
Bottom Bracket Fit External Threaded Bearings
All specifications

Reviews

Reviews

4.6 / 5
Average from 90 reviews
5
28 reviews
4
11 reviews
3
0 reviews
2
0 reviews
1
0 reviews

Most recent reviews

5 / 5

Good product

- Jetoen 18 June 2026

Easy to assemble. Good quality

Pros & Cons

Fits well
Be careful when screwing it in. The aluminium is quite flimsy.
Automatic translation

4 / 5

Always good service

- Niels 14 May 2026

Good always happy with service.

Pros & Cons

Cheap
Compatible
Fast delivery
Wears out fast
Automatic translation

5 / 5

Great!

- Dennis 5 December 2025

Easy assembly and fits perfectly!

Automatic translation

5 / 5

Runs smoothly

- Frank 4 August 2025

After 15 years, things did not run as smoothly, so I fitted a new bottom bracket in the hybrid. Only the screw thread is now the other way round, so I mounted everything in the opposite direction to the old bottom bracket. Time will tell.

Pros & Cons

Turns smoothly
Thread reversed
Automatic translation

5 / 5

Price-quality perfect

- Roger 17 May 2025

Does it very well

Pros & Cons

Low price
Perfect fit
Automatic translation

5

Jetoen, 18 June 2026

Good product

Easy to assemble. Good quality

  • Fits well
  • Be careful when screwing it in. The aluminium is quite flimsy.
Automatic translation

4

Niels, 14 May 2026

Always good service

Good always happy with service.

  • Cheap
  • Compatible
  • Fast delivery
  • Wears out fast
Automatic translation

5

Dennis, 5 December 2025

Great!

Easy assembly and fits perfectly!

Automatic translation

5

Frank, 4 August 2025

Runs smoothly

After 15 years, things did not run as smoothly, so I fitted a new bottom bracket in the hybrid. Only the screw thread is now the other way round, so I mounted everything in the opposite direction to the old bottom bracket. Time will tell.

  • Turns smoothly
  • Thread reversed
Automatic translation

5

Roger, 17 May 2025

Price-quality perfect

Does it very well

  • Low price
  • Perfect fit
Automatic translation


Recommended by the product specialist

Recommended by the product specialist


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Shimano Deore BB-MT501 Shimano RS501 Shimano Ultegra SM-BBR60 Shimano XTR BB93
Shimano Deore BB-MT501 Shimano RS501 Shimano Ultegra SM-BBR60 Shimano XTR BB93
90 reviews 32 reviews 154 reviews 7 reviews
Bottom bracket width 68 mm / 73 mm 68 mm 68 mm / 70 mm 68 mm / 73 mm
Bottom bracket diameter 33.6-33.9 mm 33.6-33.9 mm 33.6-33.9 mm / 34.6-34.9 mm 33.6-33.9 mm
Outer Diameter Bottom Bracket Bearing 44 mm 44 mm 41 mm 41 mm
What groupset do you have? Shimano Deore Shimano Tiagra Shimano Ultegra Shimano XTR
Suitable for bicycle brands BMC / Bianchi / Bulls / Canyon / Cube / Giant / Ridley 2019 onward / Scott / Sensa / Cannondale / Koga / Lapierre / Stevens BMC / Bulls / Canyon / Cervelo / Cube / Focus / Giant / Ridley 2019 onward / Scott / Sensa / Trek / Cannondale / Koga / Lapierre / Specialized / Stevens BMC / Bianchi / Bulls / Canyon / Cervelo / Colnago / Cube / Focus / Giant / Ridley 2019 onward / Scott / Sensa / Trek / Wilier / Cannondale / Koga / Lapierre / Pinarello / Specialized / Stevens BMC / Bulls / Canyon / Cube / Focus / Giant / Ridley 2019 onward / Scott / Sensa / Trek / Cannondale / Koga / Stevens
Suitable for type of bicycle Mountainbike Roadbike / gravelbike / cyclocross bike Roadbike / gravelbike / cyclocross bike Mountainbike
17.23 From 20.28 From 20.28 47.73
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All specifications

General

Brand
Shimano
Bottom bracket width
68 mm / 73 mm
Bottom bracket diameter
33.6-33.9 mm
Outer Diameter Bottom Bracket Bearing
44 mm
What groupset do you have?
Shimano Deore
Frame material
Aluminium
Bottom Bracket Fit
External Threaded Bearings
Types Screw Thread
BSA
Suitable for
MTB
Crankset axle fit
Shimano Hollowtech II (24 mm)

Compatibility

Suitable for bicycle brands
BMC / Bianchi / Bulls / Canyon / Cube / Giant / Ridley 2019 onward / Scott / Sensa / Cannondale / Koga / Lapierre / Stevens
Suitable for type of bicycle
Mountainbike

All specifications

Brand
Shimano

General

Bottom bracket width
68 mm / 73 mm
Bottom bracket diameter
33.6-33.9 mm
Outer Diameter Bottom Bracket Bearing
44 mm
What groupset do you have?
Shimano Deore
Frame material
Aluminium
Bottom Bracket Fit
External Threaded Bearings
Types Screw Thread
BSA
Suitable for
MTB
Crankset axle fit
Shimano Hollowtech II (24 mm)

Compatibility

Suitable for bicycle brands
BMC / Bianchi / Bulls / Canyon / Cube / Giant / Ridley 2019 onward / Scott / Sensa / Cannondale / Koga / Lapierre / Stevens
Suitable for type of bicycle
Mountainbike