Shimano BB-MT801 XT HollowTech II Bottom Bracket - 68/73mm

Shimano BB-MT801 XT HollowTech II Bottom Bracket - 68/73mm. This HollowTech II bottom bracket asse...

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TredzShimano Black Bb-Mt801 Bottom Bracket Cups - English Thread Cups 68/73Mm
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Tweeks CyclesShimano BB-MT801 Deore XT Bottom Bracket - English Thread 68/73mm - Black
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eBayShimano Bottom Bracket BB-MT801 68/73mm Threaded Bike Crank Bearings
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OnBuy.comShimano Bb-Mt801 Bottom Bracket Cups, English Thread Cups, 68/73 Mm, Black
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365Rider ESShimano BSA MT-801 Bottom Bracket
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Product Information

Full details

This guide is for cyclists looking to understand and maintain their Shimano BB-MT801 XT HollowTech II Bottom Bracket. It offers improved performance and durability for your bike, but requires proper installation and maintenance. This guide covers key features, pros and cons, real-world use, setup, care, troubleshooting, and frequently asked questions.

All features

Model Part NumberIBBMT801B
BrandSHIMANO

Extended Product Information

FAQs

What tools are required for installation?

You will need the TL-FC25 tool for installation.

What type of frame is this bottom bracket compatible with?

It is compatible with frames that have 68mm or 73mm bottom bracket shells.

How often should I service the bottom bracket?

Regular inspection is recommended. If you experience creaking or stiffness, service may be required.

Can I use a different tool to install the bottom bracket?

Using the correct tool (TL-FC25) is highly recommended to avoid damage to the bottom bracket or your frame.

What should I do if the bottom bracket feels rough or stiff?

Check for contamination or wear. Replace the bottom bracket if necessary.

Is this bottom bracket suitable for all types of riding?

Yes, it is suitable for various types of riding, including mountain biking, road cycling, and commuting.

How do I clean the bottom bracket area?

Clean the bottom bracket area with a damp cloth during bike washes. Avoid using high-pressure water directly on the bottom bracket.

Troubleshooting

Creaking noise during pedaling.

Disassemble, clean, and re-grease the bottom bracket threads and contact points. Ensure proper torque during reassembly.

Bottom bracket feels rough or stiff.

Check for contamination or wear. If necessary, replace the bottom bracket.

Difficulty installing or removing the bottom bracket.

Ensure you are using the correct tool (TL-FC25) and apply adequate force. Check for any obstructions or damage to the threads.

Pros and Cons

Pros

  • Lightweight design enhances pedaling efficiency.
  • Sealed cups increase durability and reduce maintenance needs.
  • Compatible with a wide range of bike frames.
  • Durable anodized finish for increased lifespan.
  • Complete set of components included for easy installation.

Cons

  • Requires a specific tool (TL-FC25) for installation.
  • May require professional installation for those unfamiliar with bottom bracket maintenance.
  • Not compatible with all cranksets.
  • Can be damaged by improper installation or overtightening.

Setup, Compatibility & Care

Setup:

  1. Ensure your frame is compatible with a 68mm or 73mm bottom bracket shell.
  2. Use the TL-FC25 tool to install the bottom bracket cups.
  3. Grease the threads and follow the manufacturer's torque specifications.
  4. Install the crankset.

Compatibility:

  • Compatible with Shimano HollowTech II cranksets.
  • Verify compatibility with your specific crankset model.

Care:

  • Inspect regularly for any signs of wear or damage.
  • Clean the bottom bracket area during bike washes.
  • Avoid using high-pressure water directly on the bottom bracket.
  • If creaking noises develop, disassemble, clean, and re-grease the threads and contact points.

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