
Shimano Alfine SG-S501 Features
Shimano Alfine SG-S501 8-speed disc hub. Shimano's highest efficiency internally geared hub with silent double roller clutch engagement for smooth, quiet shifting.- Shimano Alfine SG-S501 8-speed disc hub. Shimano's highest efficiency internally geared hub with silent double roller clutch engagement for smooth, quiet shifting.
- Nexus/Alfine 8-speed hub gear range: 1st gear = 0.527, 2nd gear = 0.644, 3rd gear = 0.748, 4th gear = 0.851, 5th gear = 1.00 (direct drive), 6th gear = 1.223, 7th gear = 1.419, 8th gear = 1.615
- Installation requires addtional parts; HU7825 (small parts kit), 8-speed Alfine/Nexus shifter and an Alfine/Nexus cog
- 8-speeds covering a 307% gear range
- Center lock disc brake rotor compatible
Product Specifications
Product Specifications
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