SHIMANO Nexus SG-3D55 3-Speed Internally Geared Disc Brake Hub Kit


Hole: 32H
Sale price¥17,050

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SHIMANO Nexus SG-3D55Sold only overseasIt is an internal 3-speed center lock DISC brake hub.

What kind of bike will an imaginative cyclist use this hub to build?

For me, using a single MTB frame, I think the simple papachari with 3 steps of interior is the best.


  • Includes 19T cog, push rod, hub nut, dust cap, non-rotating washer
  • Center lock disc brake rotor mount, rotor not included
  • 3rd speed with 186% gear range: 1st speed = 0.733, 2nd speed = 1.00 (direct drive), 3rd speed = 1.36
  • 3 speed Nexus shifter not included
  • To create a fully functional hub unit, the shifter and bell crank (LD6089) must be ordered separately.
  • 135mm OLD
  • Alloy hub shell
  • Recommended gear ratio: 2.0-2.65 to 1
  • Standing on pedals, climbing steep slopes, or too low gear ratios can damage the claws inside the hub.
  • Rotor lock ring not included



Cassette Body Type: Single Cog Driver
Color: Black
Flange Diameter: R / 65, L / 65 
Hub / Brake: Center-Lock Disc Brake
Rear Axle: 3/8 "Threaded x 135mm
Drivetrain Speeds: 3
Bearing Type: Loose Ball

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