The Bianchi Oltre XR4 Rim Brake Graphite Race/Celeste frame is an ultralight, aero-optimized road frameset engineered for racers who demand efficient power transfer, precise handling, and vibration damping on varied road surfaces. Its advanced CounterVail carbon layup and rim-brake–specific design deliver a smooth ride and responsive performance.

• Oltre XR4 full carbon frame with CounterVail (CV) vibration-damping technology that reduces road buzz without sacrificing stiffness

• Rim-brake–specific integration featuring direct-mount caliper brake mounts for clean aesthetics and weight savings

• 1 1/2"–1 1/2" tapered head tube designed for precise steering and compatibility with integrated headset systems

• PressFit 86.5 × 41 mm bottom bracket shell for direct power transfer and broad crank compatibility

• Thru-axle spacing of 12 × 100 mm front and 12 × 142 mm rear enhances frame stiffness, brake performance, and wheel security

• Internal cable routing accommodates both mechanical and electronic drivetrains while maintaining a clean, aerodynamic profile

• Flat-mount rim-brake caliper mounts integrated into the carbon structure for consistent stopping power

• 27.2 mm round seatpost design offers compliance under load and improved comfort on long efforts

• Race-oriented geometry tuned for a balance of agility, stability, and a balanced riding position