Colnago G4-X Gravel Bike SRAM Rival XPLR AXS – Size 540

The Colnago G4-X is a performance-focused carbon gravel bike designed for riders who want speed, precision and confidence across mixed terrain. Drawing on Colnago’s legendary Italian racing heritage, the G4-X combines responsive handling with the stability and control needed for fast gravel racing, technical tracks and long days exploring off-road.

This size 540 Colnago G4-X is equipped with a SRAM Rival XPLR AXS 1x12 electronic drivetrain, delivering precise wireless shifting and a wide gear range for everything from steep gravel climbs to fast rolling terrain. A 40T chainring and 10-44T cassette provide a versatile gearing setup specifically suited to gravel riding.

The Vision SC 45 carbon wheelset adds lightweight performance and efficient speed, while Pirelli Cinturato Gravel 40mm tubeless-ready tyres provide grip and confidence when the surface gets loose.

Built around Colnago’s monocoque carbon frame and carbon gravel fork, the G4-X balances responsiveness with stability to create a bike equally at home chasing results at a gravel race or heading out for a fast all-day adventure.

For riders looking for a premium Italian carbon gravel bike with electronic SRAM shifting and carbon wheels, the Colnago G4-X delivers a seriously capable race-ready package.

Key Features

• Colnago G4-X monocoque carbon frame
• Colnago carbon gravel fork
• SRAM Rival XPLR AXS 1x12 electronic groupset
• SRAM Rival XPLR 40T chainring
• SRAM XPLR 10-44T cassette
• SRAM Rival hydraulic disc brakes
• Vision SC 45 carbon wheelset
• Pirelli Cinturato Gravel 40mm tubeless-ready tyres
• Colnago carbon D-Shape seatpost
• Size 540
• Designed for gravel racing, fast adventure riding and mixed terrain