3T Exploro Primo GRX Di2 Grape Gravel Bike - 2026, Medium

The 3T Exploro Primo with a Shimano GRX Di2 2x12 drivetrain is a performance gravel bike built for riders who want aerodynamic efficiency, versatile gearing, and confident mixed-surface capability. Its carbon frame uses 3T’s aero-focused gravel design to deliver responsive acceleration and strong efficiency on smoother terrain while maintaining stability and control on rough gravel and fast descents. The GRX Di2 electronic drivetrain provides crisp, reliable shifting with a broad gear range for varied terrain, while the Discus 40|30 carbon wheelset adds lightweight responsiveness and balanced aerodynamic performance. Designed for fast gravel riding and all-around mixed-surface versatility, it blends road-bike speed with modern gravel capability in a refined, race-ready package.