Products

ALFINE 8-Speed Internal Hub

Technical Documents
Features
  • 8-speed Internal Hub Gear for Disc Brake Use
  • Highest Shimano internal hub efficiency
  • Double roller clutch engagement for smoother, quieter shifting
  • V-Brake & DIsc Brake compatible
  • Center Lock disc brake rotor mount
  • Close Ratio Wide-Range gearing
  • Improved Sealing
  • Robust Construction
  • With 20T rear cog - gearing equivalent to 12-38T cassette
Specifications
Model Number SG-S500
Series ALFINE
Speeds 8.0
Silent Clutch yes
Gear Change Support yes
Shifting Power Modulator yes
Driving Efficiency High
Shifting Lever SL-S500 (SB/SL/ST-8S20)
Coaster Brake -
Roller Brake Compatible -
Dust Cap for V-Brake -
Disc Brake Rotor Mount Center Lock
Hub Shell Material aluminum
Hub Shell Finish anodized
Gear Ratio Total Difference 3.07
Gear Ratio 1 0.527
Gear Ratio 2 0.644
Gear Ratio 3 0.748
Gear Ratio 4 0.851
Gear Ratio 5 1.0
Gear Ratio 6 1.223
Gear Ratio 7 1.419
Gear Ratio 8 1.615
Axle Length 135mm
Over Locknut 185mm
Spoke Holes 32H/36H
Spoke Size #13, #14
Sprocket Options 18T, 20T (CS-S500)
Chain Line 42mm
Cassette Joint CJ-8S20, CJ-8S40
Average Weight