Rear derailleurs
Shimano Sora RD-R3000-SS Rear Derailleur
SS · 11-25T / 11-28T / 11-32T
Compatibility: reviewed
Known specifications can be used by the compatibility engine.
Retailer offers
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Technical data
Specifications
- Speeds
- 9-speed
- Supported speeds
- 9-speed
- Maximum cassette cog
- 32T
- Supported cassette combinations
- 11-25t, 11-28t, 11-32t
- Supported front chainrings
- 2
- Maximum front difference
- 16T
- Drivetrain family
- Shimano Sora R3000 mechanical 9-speed
- Compatible chain families
- Shimano HG 9-speed
- Frame mounting
- Conventional hanger
- Total capacity
- 37T
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 13, 2026
- Compatibility review
- Reviewed Aug 13, 2026
Approved technical sources
- Shimano package-code and label reference
- si.shimano.com/pdfs/compliance/pmi/Packaging%20Labelling%20Information_Italy_BC_20231016.pdfManufacturerSource checked Jul 28, 2026Evidence reviewed Aug 13, 2026
- Shimano rear drivetrain compatibility C-454
- productinfo.shimano.com/en/compatibility/C-454ManufacturerSource checked Jul 28, 2026Evidence reviewed Aug 13, 2026
- Shimano road rear derailleur specification
- productinfo.shimano.com/en/spec/road-rear-derailleurManufacturerSource checked Jul 31, 2026Evidence reviewed Aug 13, 2026