SHIMANO DURA-ACE FC-R9100 11S 172,5 mm 52-36D CRANKSET

The SHIMANO DURA-ACE Guarnitura FC-R9100 11-speed 172.5mm 52-36D Colore series offers optimal power transfer with the perfect balance between lightness (-7g) and efficiency. The redesigned crank arm maintains high rigidity while reducing weight, featuring HOLLOWGLIDE technology and a 4-arm construction. It is adapted for race-specific disc brake systems with a lower rear wheel center length of 135mm and a redesigned tooth profile to accommodate wider chainrings. The Rider-tuned gear ratio options and exclusive design make it a top choice for the world's best climbers, sprinters, and triathletes, providing maximum power transfer while being lighter than ever.

SHIMANO DURA-ACE FC-R9100 11S 172,5 mm 52-36D CRANKSET main features:

• Optimal power transfer with improved balance between lightness and efficiency
• Redesigned crank arm for high rigidity and reduced weight
• HOLLOWGLIDE technology and 4-arm construction
• Adapted for race-specific disc brake systems
• Rider-tuned gear ratio options
• Exclusive design chosen by top climbers, sprinters, and triathletes