Cervelo R5 Ultegra Di2 Bike
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Cervelo R5 Ultegra Di2 Bike Info
The Cervélo R5 Ultegra Di2 is a featherweight climbing machine engineered for performance. Built around Cervélo’s redesigned super-lightweight carbon frame, this model marries race-level engineering with Shimano’s responsive 12-speed Ultegra Di2 electronic shifting.
With a frame weighing as little as 651 g (size 56) and refined tube shaping that improves stiffness where it matters, the R5 delivers agile, confident handling without compromising comfort.
Cervélo R5 Ultegra Di2 Specs at a Glance
- Frame & Fork: Ultra-light carbon frame (~651 g, size 56) with increased stiffness; all-carbon tapered fork.
- Drivetrain: Shimano Ultegra R8170 Di2, 12-speed electronic shifting with 52/36T crankset and 11–34T or 11–30T cassette options.
- Wheels: Tubeless-ready Reserve 34/37 mm carbon wheels, paired with DT or Zipp hubs.
- Components: Integrated Cervélo HB13 or HB18 carbon cockpit, carbon seatpost (SP24), and reinforced Reserve rear section for stability under load.
- Brakes: Shimano Ultegra hydraulic disc brakes with Center-Lock rotors.
- Additional Features: Optional power meter integration (4iiii), ceramic BBRight bottom bracket, and accessory mounts for bike computers.
Design Benefits
- Ultra-Light Performance: The featherweight build excels on climbs and maintains nimble handling without fragility.
- Balanced Stiffness: Optimized frame stiffness for power transfer and confident cornering—without sacrificing compliance.
- Precision Shifting: Smooth and reliable electronic shifting enhances focus and aerodynamics in the drops.
- Integrated & Clean Design: Sleek cockpit, internal routing, and integrated mounts offer clean aesthetics with functional versatility.
- Ready-to-Race Components: High-performance wheelset, cockpit, and braking package provide ready-to-go race capability.
Final Take
The Cervélo R5 Ultegra Di2 is the climbing enthusiast’s dream: ultra-light, stiff, and elegantly integrated. Whether tackling steep gradients or logging extended climbs, this race-ready bike translates every watt into motion with confidence and grace.
Cervelo R5 Ultegra Di2 Bike - Specifications
*Specifications are subject to change.
Cervelo R5 Ultegra Di2 Bike Geometry


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