What Our Gearhead(R) Experts Are Saying: "I recommend the Caledonia-5 Ultegra Di2 for riders who want a true endurance road bike that still feels fast when the pace picks up. It's comfortable without being dull, stable at speed, and incredibly reliable for long-distance riding. The Ultegra Di2 drivetrain is crisp and dependable, making this an ideal choice for big days where consistency matters." Some rides are about speed alone-but the best ones blend distance, comfort, and efficiency into something bigger. The Caledonia-5 Ultegra Di2 Road Bike is built for those long, fast days where the miles pile up and the pace never really lets off. It keeps us fresh deep into the ride, smoothing out rough pavement while still delivering that unmistakable Cervelo race-bike feel. Designed around endurance-focused geometry and tuned carbon compliance, the Caledonia-5 balances comfort with responsiveness. Integrated storage keeps essentials tucked away, while aerodynamic shaping helps conserve energy over long distances. Paired with Shimano's Ultegra Di2 electronic drivetrain, it delivers precise, reliable shifting mile after mile. This is the bike we reach for when the route is ambitious, the pace is steady, and the ride is anything but short. Heads up - We do our best to keep bike specs and images current, but occasional component changes can happen without warning-and sometimes the photos might not show the exact build you'll receive. If you want to double-check the details, our Gearheads are always here to help.