Colnago Y1RS Shimano Dura Ace Di2 + Enve WS Ses 4.5 Size M Colour YSWC - World Champion - Image 1
Colnago Y1RS Shimano Dura Ace Di2 + Enve WS Ses 4.5 Size M Colour YSWC - World Champion - Image 2
Colnago Y1RS Shimano Dura Ace Di2 + Enve WS Ses 4.5 Size M Colour YSWC - World Champion - Image 3
Colnago Y1RS Shimano Dura Ace Di2 + Enve WS Ses 4.5 Size M Colour YSWC - World Champion - Image 4
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    Colnago Y1RS Shimano Dura Ace Di2 + Enve WS Ses 4.5 Size M Colour YSWC - World Champion
    Colnago Y1RS Shimano Dura Ace Di2 + Enve WS Ses 4.5 Size M Colour YSWC - World Champion - Image 2
    Colnago Y1RS Shimano Dura Ace Di2 + Enve WS Ses 4.5 Size M Colour YSWC - World Champion - Image 3
    Colnago Y1RS Shimano Dura Ace Di2 + Enve WS Ses 4.5 Size M Colour YSWC - World Champion - Image 4

    Colnago Y1RS Shimano Dura Ace Di2 + Enve WS Ses 4.5 Size M Colour YSWC – World Champion

    $9,350.00

    SKU: hm132 Category:
    Description

    Key Specifications

    Specification Details
    Frame Colnago Y1RS carbon aero frame
    Fork Bayonet carbon fork with fully integrated cable routing
    Groupset Shimano Dura-Ace Di2 R9270, 12-speed electronic
    Crankset Shimano Dura-Ace 12-speed
    Brakes Shimano Dura-Ace hydraulic disc
    Rotors 160 mm front / 140 mm rear
    Wheels ENVE SES 4.5 carbon wheelset
    Tires Pirelli P Zero Race 700×28c
    Cockpit Integrated Colnago CC.Y1 with WYND aerodynamic design
    Seatpost Colnago DEFY carbon aero seatpost
    Bottom Bracket T47 Shimano
    Saddle Prologo Scratch M5 Nack
    Sizes XS, S, M, L, XL
    Claimed Weight Approximately 7.2 kg
    Color YSWC World Champion White

    Performance Highlights

    • Advanced aerodynamic frame optimized through CFD simulation and wind-tunnel testing.
    • Distinctive WYND “gull-wing” cockpit designed to reduce airflow separation and drag.
    • DEFY Y-shaped seatpost improves airflow while adding vibration damping.
    • Shimano Dura-Ace Di2 delivers exceptionally fast and precise electronic shifting.
    • ENVE SES 4.5 wheels provide an excellent balance between aerodynamic efficiency, crosswind stability, and climbing capability.
    • Race-ready setup identical in concept to bikes used at the highest professional level.

    Size M Geometry Suitability

    A Size M Y1RS generally suits riders around 175–183 cm (5’9″–6’0″), depending on inseam length, flexibility, and preferred riding position. A professional bike fit is recommended for optimal stem length and saddle positioning.

    Summary

    The Colnago Y1RS Dura-Ace Di2 / ENVE SES 4.5 World Champion Edition is an ultra-premium aero race machine aimed at competitive riders who want maximum speed, cutting-edge aerodynamics, elite-level components, and exclusive World Champion styling. Its combination of the Y1RS frame, Dura-Ace Di2 drivetrain, and ENVE SES 4.5 wheels places it among the highest-performance road bikes available today.