8-SPEED INTERNAL GEARED HUB

Hit the town in style, with AFLINE--built for the sophisticated urban rider.
  • pretty_bullet.png High efficiency
  • pretty_bullet.png Gear ratio: 306%
  • pretty_bullet.png Low normal structure
  • pretty_bullet.png Weight: 1,680g
  • pretty_bullet.png Color options: Piano black, Silver

Product Specs

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Model Number SG-S501
Series ALFINE
Speeds 8-speed
Silent Clutch Yes
Shifting Power Modulator Yes
Driving Efficiency High
Shifting Lever SL-S500
Disc Brake Rotor Mount Yes
Gear Ratio Total Difference 307%
Gear Ratio 1 0.527
Gear Ratio 2 0.644
Gear Ratio 3 0.748
Gear Ratio 4 0.851
Gear Ratio 5 1
Gear Ratio 6 1.223
Gear Ratio 7 1.419
Gear Ratio 8 1.615
Axle Length 135mm
Over Locknut 187mm
Spoke Holes 32, 36H
Spoke Size 92.6mm
Sprocket Options 16, 18, 19, 20, 21, 22, 23T (16T: for Outward assembling only)
Chain Line 41.8mm
Cassette Joint CJ-8S20, CJ-8S40
Average Weight 1,680g