Key Features

• Ultra-light C:68X carbon monocoque frame (~799g claimed frame weight)
• Climbing-focused aero-optimized geometry (lightweight + efficiency balance)
• Shimano Ultegra Di2 R8170 2x12-speed electronic groupset
• Newmen Streem carbon wheelset (aero lightweight racing setup)
• Fully integrated internal cable routing (ICR system)
• Integrated aero cockpit with clean front-end design
• Hydraulic disc brakes for controlled high-speed descending
• Tire clearance up to 30mm for modern race tires
• UCI-compliant WorldTour-level race platform
• Developed with Team TotalEnergies race input (cyclingnews.com, cyclonline.com)

Product Description

The Cube Litening AIR C:68X Race 2026 is an ultra-lightweight carbon road bike designed for pure climbing efficiency and race-day performance. It sits in Cube’s performance hierarchy as the “Air” alternative to the aero Litening model, prioritizing low weight, acceleration, and rider responsiveness over pure aerodynamic drag reduction.

Built around the advanced C:68X carbon composite, the frame is engineered for extreme stiffness-to-weight optimization, with a reported frame weight of around 799g in select sizes—placing it among the lightest production road frames in the WorldTour space. This makes it especially effective on steep climbs, punchy accelerations, and high-mountain stages.

While not a pure aero machine, the AIR still incorporates aerodynamic shaping and fully internal cable routing to maintain efficiency at higher speeds. The geometry is tuned for racing performance with a strong emphasis on agility and climbing responsiveness.

Equipped with Shimano Ultegra Di2 electronic shifting, the bike delivers fast, precise gear changes with minimal effort, paired with hydraulic disc brakes for confident control on descents. Combined with lightweight Newmen carbon wheels, the setup is optimized for competitive riders who value speed uphill and efficiency over long race stages.

In 2026 race setups, this platform is often used by pro teams as a climbing weapon or as part of a “hybrid” strategy with slightly deeper wheels for rolling stages, balancing lightness with aerodynamic stability.

Specifications

What's Included

• Cube Litening AIR C:68X Race 2026 Complete Bike
• Shimano Ultegra Di2 12-speed electronic groupset
• Newmen carbon wheelset
• Carbon fork and frame system
• Integrated cockpit setup
• Hydraulic disc brake system
• Thru axles
• User manual & warranty documentation