Rear derailleurs
microSHIFT Centos Rear Derailleur 10 Speed
RD-R55S
Compatibility: reviewed
Known specifications can be used by the compatibility engine.
Retailer offers
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Technical data
Specifications
- Speeds
- 10-speed
- Supported speeds
- 10-speed
- Maximum cassette cog
- 30T
- Drivetrain family
- microSHIFT Centos / Shimano Tiagra 4700 new-road mechanical 10-speed
- Compatible drivetrain families
- microSHIFT Centos / Shimano Tiagra 4700 new-road mechanical 10-speed
- Frame mounting
- Conventional hanger
- Total capacity
- 35T
Catalog trust
Evidence and freshness
Technical-source dates and retailer offer checks are separate. A retailer check does not validate compatibility.
Report a correction- Technical review
- Aug 1, 2026
- Compatibility review
- Reviewed Aug 1, 2026
Approved technical sources
- microSHIFT RD-R55S official labeled model facts
- microshift.com/models/rd-r55sManufacturerSource checked Aug 1, 2026Evidence reviewed Aug 1, 2026
- microSHIFT centos-rd-manual mount evidence
- microshift.com/wp-content/uploads/2025/01/Centos-Rear-Derailleur-Manual-v002.pdfManufacturerSource checked Aug 1, 2026Evidence reviewed Aug 1, 2026