The cervelo r5 dura ace road bike 2017 brings the rca39s frame profile to the r series line up delivering simply incredible levels of stiffness for its weight the cervelo road bike not only climbs like a champion but beats out the competition on the sprints with remarkable ease squoval tube shapes get the absolute most from the high quality carbon it comes complete with carbon dropouts and a solid all carbon tapered r5 fork for a smooth ride that maximises the power fr