3T Ultra GRX 1X12 700c Mustard Gravel Bike - 2025

The 2025 3T Ultra GRX in Mustard is a performance-focused gravel bike that combines aerodynamic efficiency with off-road capability. Its high-modulus carbon frame is sculpted for speed and stiffness, yet tuned for comfort on long, rough rides. Equipped with Shimano’s GRX 12-speed 1x drivetrain, it delivers smooth, reliable shifting and a wide gear range tailored for mixed terrain. Hydraulic disc brakes provide consistent stopping power in all conditions, while wide tire clearance for tires offers the traction and confidence needed for fast gravel descents or backroad adventures. Finished in a bold Mustard colorway, the Ultra GRX 1x12 is built for riders who crave speed, versatility, and style on every ride.