The Argon 18 Sum Pro Dura-Ace Di2 is a high-performance road bike that embodies the pinnacle of aerodynamics and road performance. Powered by Shimano Dura-Ace Di2 components, this bike combines the aerodynamic efficiency of the Nitrogen Disc with the road handling of the Gallium Pro Disc, offering exceptional handling and stability.

Key Features:
  • Advanced Carbon Layup: The Sum Pro features Argon 18's best carbon layup, ensuring a lightweight yet incredibly stiff frame that maximizes power transfer and efficiency.
  • Aerodynamic Design: The bike's aerodynamic profile is inspired by the Nitrogen Disc, providing a significant advantage in reducing air resistance and enhancing speed.
  • Road Performance Geometry: The Sum Pro's geometry is designed for ultra-precise handling, making it perfect for riders seeking a responsive and agile ride experience in various racing conditions.
  • Topological Compliance System (TCS): This proprietary design method provides exceptional vertical compliance and dampens road-induced vibrations while retaining maximum stiffness, ensuring a smooth ride on varied surfaces.
  • 3D System: Argon 18's 3D technology allows for an optimal fit window without compromising safety, steerer stiffness, or aesthetics, ensuring a tailored riding experience.
  • High-Performance Components: Equipped with Shimano Dura-Ace Di2 components, the bike offers reliable and precise shifting, complementing its aerodynamic design.
  • CeramicSpeed Bottom Bracket: The bike features a CeramicSpeed BB86 Shimano Coated bottom bracket, enhancing efficiency and reducing friction.

Who is it for?
The Argon 18 Sum Pro Dura-Ace Di2 is perfect for competitive cyclists seeking a high-performance road bike that combines aerodynamics with exceptional handling.
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