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Shimano Alfine Chain Tensioner - Silver - CTS500S

Shimano Alfine Chain Tensioner - Silver - CTS500S

Alfine chain tensioner designed for use with vertical dropouts. Features a dual pulley system comp...

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Shimano Alfine Chain Tensioner CT-S500 Dual Pulley Silver for IHG Single Speed

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Product Information

Full details

This guide is for cyclists using the Shimano Alfine Chain Tensioner (CTS500S) with vertical dropouts and double front chainrings. It provides consistent chain tension, enhancing shifting performance. Note that it's designed specifically for vertical dropouts and might not fit all frame types.

All features

Model Part NumberCTS500S
BrandSHIMANO

Extended Product Information

FAQs

What type of dropouts is this tensioner compatible with?

The Shimano Alfine CTS500S is compatible with vertical dropouts.

Can I use this tensioner with a single front chainring?

Yes, but be sure the front difference does not exceed 16 teeth.

How often should I lubricate the tensioner?

Lubricate the pivots and pulleys every few rides, or more frequently in wet or muddy conditions.

What should I do if the chain slips?

Check the chain tension and ensure the chain is properly routed through the tensioner. Clean and lubricate the chain.

What is the maximum front difference supported?

The Shimano Alfine CTS500S supports a maximum front difference of 16 teeth.

Is there a warranty?

Refer to the Shimano warranty information.

Troubleshooting

Chain slipping or poor shifting.

Check the chain tension and adjust the tensioner. Ensure the chain is clean and lubricated.

Tensioner not staying in place.

Tighten the mounting bolts securely.

Chain rubs against the tensioner.

Adjust the tensioner's position to align it correctly with the chain.

Pros and Cons

Pros

  • Improved shifting performance.
  • Maintains consistent chain tension.
  • Durable design from Shimano.
  • Specifically designed for vertical dropouts

Cons

  • Only compatible with vertical dropouts.
  • Not suitable for bikes with single front chainrings if the front difference is greater than 16 teeth.
  • Requires proper setup for optimal performance.

Setup, Compatibility & Care

Setup:

  1. Install the tensioner onto the frame's vertical dropouts.
  2. Route the chain through the tensioner pulleys.
  3. Adjust the tensioner to achieve the correct chain tension. Refer to the Shimano Alfine user manual for precise instructions.

Compatibility:

  • Compatible with frames that feature vertical dropouts.
  • Designed for use with double front chainring setups.
  • Maximum front difference of 16 teeth.

Care:

  • Regularly inspect the tensioner for wear and tear.
  • Clean the pulleys and surrounding areas to prevent debris buildup.
  • Lubricate the pivots and pulleys with appropriate bicycle chain lubricant.

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