Giant Defy Advanced 1 Thundercloud

Description:

When your focus is on logging miles that leave others feeling worn, not you, the Defy Advanced 1 in Thundercloud steps up. Engineered for true endurance, its advanced composite frame and fork absorb the road so you can stay strong, fresh, and in control long after others tap out. From smooth blacktop to rougher roads, this bike brings comfort and performance together.

The Thundercloud color adds understated style to serious function—so you don’t just ride hard, you ride smart. With wide tire clearance, tubeless readiness, and an intuitive groupset geared for real-world riding, this machine is built for those all-day efforts, whether you’re breaking personal records or simply enjoying the ride.

Key Features

Frame & Fork: Advanced-grade composite frame with 12 × 142 mm thru-axle disc design, and an Advanced-grade composite fork with full-composite OverDrive steerer and 12 × 100 mm thru-axle—delivering lightness, stiffness, and endurance-tuned compliance.

Comfort-Enhancing Components: D-Fuse composite seatpost (14 mm offset) and Contact SL D-Fuse handlebar with an 8-degree flare to reduce vibration and fatigue on long rides.

Wheel/Tire Compatibility: Alloy Giant P-R1 disc wheels, tubeless-ready, cleared for tires up to 38 mm for enhanced comfort and versatility across various surfaces.

Drivetrain & Braking: Equipped with Shimano 105 Di2 electronic shifting (12-speed, 11x36 cassette) paired with hydraulic disc brakes for confident control in all conditions.

Endurance Geometry & Versatility: A frame and geometry tuned to endurance riding—promoting stability, comfort, and control over long days in the saddle without sacrificing performance.

Built-for-Real-Riding Features: Thru-axle disc system, tubeless-prepared rims, ample tire clearance, and integrated water bottle/fender mount options for added practicality.