Shimano Chainring FC R8100 36t Grey Lens while the other fitments listed

while the other fitments listed are 3D printed specifically to your stem or frame as listed

crits and fast group rides where speed and predictable handling both matter

Specs & compatibility

The 2026 Cervélo P5 Frameset is the ultimate foundation for speed — engineered for triathletes and time trialists chasing every watt

P715 provides more advanced cycling data to help you understand your pedal status & riding ability

Shimano Chainring FC R8100 36t Grey Lens while the other fitments listedGenuine Shimano FC R8100 36T inner chainring (36T NH) for Ultegra 52 36T double cranksets. Precision engineered for smooth, reliable front shifting and long service life, it's a direct fit replacement to restore crisp performance to your 12 speed Ultegra drivetrain.