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Shimano SLX FH-M665 Freehub Body - Y3D398070

Not AvailableShimano SLX FH-M665 Freehub Body - Y3D398070

Genuine Shimano replacement part. Suitable for Shimano FH-M665 Hubs only. This Freehub cassette ca...

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Product Information

Full details

This guide provides essential information for users of the Shimano SLX FH-M665 Freehub Body (Y3D398070). Designed for Shimano FH-M665, FH-M675, and FH-M629 hubs, this replacement part ensures optimal performance for your bike. Keep in mind that this freehub body is specifically designed for the mentioned Shimano hubs and may not be compatible with other models.

All features

Model Part Number3D39807
BrandSHIMANO

Extended Product Information

FAQs

What tools do I need to install the freehub body?

You will need a cassette removal tool, a chain whip, and Allen keys.

Which hubs is this freehub body compatible with?

It is compatible with Shimano FH-M665, FH-M675, and FH-M629 hubs.

How often should I lubricate the freehub body?

Lubricate the freehub body every few months, or more frequently if you ride in wet or dirty conditions.

Can I use this freehub body on a different brand of hub?

No, this freehub body is designed specifically for Shimano hubs and may not be compatible with other brands.

What should I do if the freehub body is making a clicking sound?

The clicking sound might be due to a lack of lubrication or wear. Try cleaning and lubricating it. If the sound persists, the freehub body may need replacing.

Is there a warranty on the Shimano SLX FH-M665 Freehub Body?

Warranty information is dependent on the retailer. Please check with your point of purchase.

Troubleshooting

Freehub body not engaging properly.

Check for dirt or damage. Clean and lubricate the freehub mechanism. If the issue persists, replace the freehub body.

Grinding noise from the rear wheel.

Inspect the freehub body for wear. Clean and lubricate the mechanism. If the noise continues, consider replacing the freehub body.

Pros and Cons

Pros

  • High-quality Shimano construction.
  • Ensures smooth and efficient power transfer.
  • Direct replacement for compatible hubs.
  • Easy to install with basic tools.

Cons

  • Limited compatibility; only works with specified Shimano hub models.
  • Requires some mechanical knowledge for installation.
  • May require additional tools not included in the purchase.

Setup, Compatibility & Care

Setup

  1. Preparation: Gather necessary tools (e.g., cassette removal tool, chain whip, Allen keys).
  2. Removal: Remove the rear wheel from your bike and the cassette from the old freehub body.
  3. Installation: Install the new freehub body onto the hub. Ensure it is properly seated.
  4. Cassette Installation: Reinstall the cassette onto the new freehub body.
  5. Wheel Installation: Reinstall the rear wheel onto your bike.

Compatibility

This freehub body is compatible with the following Shimano hubs:

  • FH-M665
  • FH-M675
  • FH-M629

Care

  • Regular Cleaning: Clean the freehub body regularly to remove dirt and debris.
  • Lubrication: Apply appropriate bicycle lubricant to the freehub mechanism.
  • Inspection: Inspect for wear and tear periodically. Replace if necessary.