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Full specifications for Sturmey Archer 5 speed hubs. Great resources for wheel building.

Documentation

IGH C50      
Model NameRXL-RD5RX-RD5RX-RK5 RX-RF5RX-RC5
Model No. (36H)IHC5T.YBSS.AA0IHC5T.XBSS.AA0IHC5K.XBSS.AA0IHC5F.XBSS.AA0IHC5F.XBCS.AA0IHC5C.XBSS.AA0
Model No. (32H)XXIHC5K.XCSS.AA0IHC5F.XCSS.AA0IHC5F.XCCS.AA0IHC5C.XCSS.AA0
Model No. (28H)XXXXXX
Model No. (High Polish)IHC5T.YBSS.HA0IHC5T.XBSS.HA0XXXX
Speed   5-Speed  
Type90mm Drum Brake70mm Drum BrakeDisc BrakeFreewheelCoaster Brake
Hub Shell MaterialA356 AluminumA356 Aluminum6061 Aluminum 6061 Aluminum6061 Aluminum



 

Gear Ratio

 Overall Range242%  
 164%(-) 36%  
 280%(-) 20%[Gear 1 (+) 25%]
 3 100%Direct Drive[Gear 2 (+) 25%]
 4125%(+) 25%[Gear 3 (+) 25%]
 5156%(+) 56%[Gear 4 (+) 25%]
Axle Diameter13/32" Slotted   
Axle Length185mm185mm185mm185mm178mm185mm
Over Locknut Dimension135mm135mm135mm135mm128mm135mm
R: Axle Protrusion Length26mm26mm26mm25mm25mm26mm
L: Axle Protrusion Length24mm24mm24mm25mm25mm24mm
Spoke Holes(B) 36H(B) 36H(B) 36H / (C) 32H(B) 36H / (C) 32H(B) 36H / (C) 32H
Pitch Circle Diameter109mm95.5mm95.5mm95.5mm95.5mm95.5mm
Flange Width80.5mm80.5mm57.5mm57.5mm57.5mm57.5mm
Center toRight30.4mm30.4mm30.5mm29.7mm26.8mm
FlangeLeft50.1mm50.1mm27.0mm27.8mm30.7mm
Spoke Compatibility13G & 14G   
Sprocket Teeth16T ~ 22T   
Chain Line: 1/8" Flat43.9mm43.9mm44.0mm43.2mm40.3mm44.0mm
FinishNatural AlloyNatural AlloyAnodized AlloyAnodized AlloyAnodized Alloy
Weight2,480g2,290g2,000g1,980g1,950g

2,400g 

 

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