The Giant Defy Advanced 1 is built around a simple but highly effective idea: remove unnecessary gimmicks and focus on what truly improves the ride. The result is one of the lightest frames in its class, delivering an ideal balance of efficiency, responsiveness, and all-day comfort. Its endurance geometry promotes a relaxed yet efficient riding position, helping reduce fatigue on long rides without sacrificing performance.

Key Features:

• Advanced-grade composite frame with endurance geometry and thru-axles
• Advanced-grade composite fork with full-carbon OverDrive steerer
• Shimano 105 Di2 2x12 electronic drivetrain
• Shimano 105 hydraulic disc brakes with 160mm rotors
• Giant P-R1 Disc wheelset with Gavia Fondo 32c tubeless tyres
• D-Fuse seatpost and Contact D-Fuse handlebar for vibration damping
• Available with 0% APR finance

Designed from Advanced-grade composite, the frame and fork are engineered specifically for endurance road riding. Strategic tube shaping and carbon layup help absorb road vibrations while maintaining stiffness where it matters most. Giant’s D-Fuse technology plays a key role here with the composite D-Fuse seatpost and Contact SL D-Fuse handlebar flex in a controlled way to smooth rough roads, broken tarmac, and cobbles. The handlebar’s ergonomic shaping and subtle flare enhance comfort and confidence on long days in the saddle.

Shimano’s 105 Di2 2x12 electronic drivetrain brings crisp, reliable shifting with minimal effort, even under load. The wide 11–36T cassette paired with a compact 50/34 chainset gives you the gearing range to tackle steep climbs and maintain a steady cadence on long rides. Shimano 105 hydraulic disc brakes provide consistent, powerful braking in all conditions, offering confidence on fast descents and wet roads alike.

The Giant P-R1 Disc wheelset is optimised for modern endurance riding, with wider alloy rims designed to support high-volume tubeless tyres. Fitted with Giant Gavia Fondo 700x32c tubeless tyres as standard, the Defy Advanced 1 delivers excellent grip, stability, and comfort with clearance for tyres up to 38mm for riders who want even more cushioning and versatility.

The OverDrive steerer system enhances front-end stiffness for precise, predictable handling, while thru-axles front and rear improve stability and braking performance. Finishing touches like the Giant Contact AeroLight stem and comfortable Giant Approach saddle round out a well-balanced, endurance-focused build.

Whether you’re taking on sportives, long weekend rides, or rougher back roads, the Giant Defy Advanced 1 is designed to help you ride further, smoother, and more comfortably without losing the responsive feel that makes road cycling so rewarding.

Occasionally, without notice, manufacturers change product design and/or specifications.