2025 Giant Defy Advanced 1 Endurance Road Bike
Lightweight Performance Meets All-Day Comfort
Push your limits with the 2025 Giant Defy Advanced 1, a lightweight endurance road bike designed for smooth, powerful performance over long distances. Engineered with an Advanced-grade composite frame, this bike delivers exceptional compliance and control, helping you ride stronger, longer, and with less fatigue.
Stripped of unnecessary complexity, the Defy Advanced 1 embodies functional simplicity, offering a responsive yet comfortable ride that’s perfect for modern endurance cyclists. The frame is among the lightest in its class, balancing performance and comfort for a "less is more" riding experience.
Integrated D-Fuse technology across the seatpost, handlebar, and frame works together to absorb vibrations and road chatter, smoothing out rough surfaces and improving ride quality. The new Contact D-Fuse handlebar features ergonomic shaping and an 8-degree flare for enhanced control and all-day comfort.
Optimised for high-volume tubeless tyres up to 38mm, the wide alloy rims deliver stable, confident handling across everything from smooth asphalt to cobbled roads.
Whether you're tackling a gran fondo, exploring backroads, or simply riding further than ever before, the 2025 Giant Defy Advanced 1 is your ideal companion for high-performance endurance cycling.