3t Extrema Italia Rival/GX AXS
In stock at 1 shop in New York City
Prices and stock checked Oct 22.
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1 shopAbout this bike
The 3T Extrema Italia Rival/GX AXS Bike is built in 3T's own factory in northern Italy using proprietary filament winding and RTM (resin transfer molding) technology — a manufacturing process that gives 3T direct control over the carbon layup rather than outsourcing production to a contract facility. The Extrema Italia is the more aggressive member of 3T's gravel lineup, engineered around tires in the 47–57mm range. Where the Racemax Italia is optimized for mixed tarmac and gravel at pace, the Extrema is built for the opposite: terrain where massive tire volume, dropper post compatibility, and stable geometry matter more than flat-road speed.
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The 3Touring geometry reflects that intent. Stack is higher and reach shorter compared to the Racemax, giving the rider more upright control on loose, technical ground. Head tube angles run between 69.1 and 72 degrees depending on frame size — notably slack for a drop-bar gravel bike — and fork offset is extreme by category standards, ranging from 61 to 73mm across sizes. Together, those numbers translate to stability and confidence when conditions get rough without making the bike feel sluggish when they don't. The 27.2mm round seat tube is compatible with wireless dropper and suspension seatposts, which is unusual for a drop-bar platform and practical for anyone planning long days on unpredictable terrain. Four sizes (51–58cm) cover a wide range of riders, available in Terra and Mercurio colorways.
Realfast Aerodynamics and Frame Design
3T's Realfast aero approach starts with actual measured tire dimensions rather than labeled sizes — what 3T calls WAM (Width-As-Measured), which reflects how a tire actually inflates on a given rim. The Extrema's frame is engineered around 47–57mm WAM tires in 700c. The downtube narrows to 60mm directly behind the front tire to manage the turbulent airflow coming off the wheel, then widens to 75mm toward the bottom bracket, redirecting that flow around the water bottles and integrating them…