SG-3R40

SHIMANO NEXUS - Internal Geared Rear Hub - Roller Brake - O.L.D 120.4/126.8 mm - 3-speed

The SHIMANO NEXUS SG-3R40 hub offers a reliable 3-speed mechanism, a SILENT CLUTCH, and roller brake.

Shimano warrants to the original retail purchaser that the Shimano bicycle division product for which they received this warranty, is free from non-conformities in material and workmanship for a period of two years and their Dura-Ace and XTR components are covered for a period of three years from the date of original retail purchase. Shimano footwear, soft goods and wheels are warranted for a period of one year.

  • Internal Gear Shifting
  • Gear shifting action is independent of pedaling. You can shift gears anytime, while standing still, pedaling or coasting
  • Shift Modulator Mechanism
  • Smoothes out the shifting action while pedaling
  • Gear Change Support Mechanism
  • Color options: Black, Silver, White
  • MODEL NO: SG-3R40
  • NEXUS INTER-3
  • Average weight: 885
  • Brake type_Mount Type: INTER-M
  • Bike Type_Mount Type: INTER-M
  • Bike Type_Recommnended Model: BR-C3010, BR-C3000
  • Brake type_Recommended: Model    BR-C3010 BR-C3000
  • Speeds: 3
  • Gear ratio_Total: 186%
  • Gear ratio_1: 0.733
  • Gear ratio_2: 1
  • Gear ratio_3: 1.364
  • Shifting POWER MODULATOR    
  • Spoke hole_28H    
  • Spoke hole_32H    
  • Spoke hole_36H    
  • Axle length (mm)_182    
  • Axle length (mm)_182    
  • Axle length (mm)_184    
  • Axle length (mm)_184    
  • Axle length (mm)_Others: 170/177/189/192
  • Shifting structure: Low Normal
  • Flange distance: 53.5mm
  • Offset: 0.8(120mm Axle) / 2.5mm
  • P.C.D. left / right: 74mm
  • Flange diameter: 84mm
  • O.L.D.: 120/127mm    
  • Driving efficiency: Standard
  • Flange diameter: 84mm
  • Flange width_Left: 2.3mm
  • Flange width_Right: 2.3mm
  • Gear change support mechanism
  • O.L.D.: 120/127/130
  • Spoke size    #13/#14
  • Flange distance : 53.5mm
  • Rear speeds: 3
SKU SHM-ESG3R40A2070DX
Barcode # 4550170594107
Brand Shimano
Shipping Weight 0.3000kg
Shipping Cubic 0.001000000m3
Unit Of Measure each

Must be installed and serviced by qualified bicycle mechanic

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