Argon 18 Krypton 105 Di2
In stock at 1 shop in New York City
Prices and stock checked Oct 22.
Where to buy
1 shopAbout this bike
The Argon 18 Krypton 105 Di2 is Argon 18's most versatile road bike — a carbon all-road machine built in the Montreal brand's tradition of precise engineering and rider-first geometry. Where pure road bikes demand sacrifice and gravel bikes ask you to slow down, the Krypton holds a more useful line: fast enough for a spirited group ride, stable enough for a long day on mixed surfaces, and comfortable enough to want to repeat it. Argon 18 describes it plainly as their most versatile bike, and that clarity of purpose is evident in every decision made on this frame.
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Frame Engineering
The Krypton's carbon frame is built around several interlocking technologies that work together rather than competing. The Topological Compliance System — Argon 18's approach to ride quality — decouples vertical flex from lateral stiffness by engineering compliance into specific areas of the frame. The result is a bike that absorbs road chatter and dampens vibration without going soft when you're putting power through it in a sprint or a sustained climb. Paired with Endurance Geometry, which positions the rider in a slightly more relaxed stance than a pure race bike, the Krypton is designed for the hours of riding where position fatigue becomes the limiting factor before fitness does. Argon 18 also applies size-specific geometry through their Argon Fit System, meaning the frame shapes shift as you move through the size run rather than simply scaling the same triangle up or down. XXS through XL riders each get a geometry calibrated to their proportions.
Shimano 105 Di2
Shimano's 105 Di2 groupset brings 12-speed electronic shifting to a price point that used to belong to mechanical-only builds. The R7150 derailleurs handle front and rear actuation with the same servo-motor precision as Shimano's higher-tier electronic systems — shifts are consistent whether you're pushing hard or soft-pedaling through a descent. R7170 levers integrate the controls with hydraulic disc brakes, and Shimano RT70…
