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            50/34 / 165mm
          
          SKU
                
                  
                    4524667741831
                  
                
              Barcode
                
                  
                    4524667741831
                  
                
              
            50/34 / 170mm
          
          SKU
                
                  
                    4524667741725
                  
                
              Barcode
                
                  
                    4524667741725
                  
                
              
            50/34 / 172.5mm
          
          SKU
                
                  
                    4524667741480
                  
                
              Barcode
                
                  
                    4524667741480
                  
                
              
            50/34 / 175mm
          
          SKU
                
                  
                    4524667741534
                  
                
              Barcode
                
                  
                    4524667741534
                  
                
              
            52/36 / 165mm
          
          SKU
                
                  
                    IFCR9100AX26
                  
                
              Barcode
                
                  
                    4524667741626
                  
                
              
            52/36 / 170mm
          
          SKU
                
                  
                    IFCR9100CX26
                  
                
              Barcode
                
                  
                    4524667741718
                  
                
              
            52/36 / 172.5mm
          
          SKU
                
                  
                    IFCR9100DX26
                  
                
              Barcode
                
                  
                    4524667741787
                  
                
              
            52/36 / 175mm
          
          SKU
                
                  
                    IFCR9100EX26
                  
                
              Barcode
                
                  
                    4524667741817
                  
                
              
            53/39 / 165mm
          
          SKU
                
                  
                    4524667741763
                  
                
              Barcode
                
                  
                    4524667741763
                  
                
              
            53/39 / 170mm
          
          SKU
                
                  
                    4524667741770
                  
                
              Barcode
                
                  
                    4524667741770
                  
                
              
            53/39 / 172.5mm
          
          SKU
                
                  
                    4524667741633
                  
                
              Barcode
                
                  
                    4524667741633
                  
                
              
            53/39 / 175mm
          
          SKU
                
                  
                    4524667741893
                  
                
              Barcode
                
                  
                    4524667741893
                  
                
              
      
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  Description
The choice of the world's best climbers, sprinters, and time trialists, the DURA-ACE R9100 crank drops weigh while maximizing power transfer. The new design, and its iconic look, is adapted for race specific disc brake systems while still offering a wide range of gearing and crank arm length options.
Specifications
Lengths: 165 mm, 167.5 mm, 170 mm, 172.5 mm, 175 mm
Combinations: 55-42T, 54-42T, 53-39T, 52-36T, 50-34T
Chainline: 43.5mm
Q-Factor: 146mm
Hollowtech II spindle
Mfr Claimed Weight
614g (50-34T)
 
  