Giant Defy Advanced 1 700c - Orion Nebula- 2023 Choose the Longer Route. Climb Higher Mountains. This smooth-riding endurance road bike is designed for long-distance rides on all types of roads, offering comfort and efficiency over any terrain. Lightweight Carbon Endurance Road Bike With its new composite chassis, this endurance road bike combines efficiency with compliance, enabling you to log more miles at a higher average speed. The D-Fuse seatpost and handlebar, both with D-shaped tubing, work together to absorb shocks and vibrations, ensuring a smooth ride on even the roughest roads. The new Contact AeroLight stem features cleanly integrated cable routing, and the frameset offers clearance for high-volume tires up to 38mm. Techs & Features Advanced Composite Technology : Constructed with Giants High Performance Grade carbon material, this custom frame features a high stiffness-to-weight ratio. The front triangle is molded as a single piece using Modified Monocoque Construction for added strength. D-Fuse Technology : The D-Fuse seatpost and handlebar are designed to absorb road shocks and vibrations, allowing for longer, more comfortable rides. OverDrive : The D-shaped fork steerer tube and spacers offer an aerodynamic system with internally routed brake and derailleur cables, making it easier to service. Compact Road Design : This design, pioneered by Giant with Team ONCE in the 1990s, features a downward-sloping toptube for a lighter, stiffer bike and an improved fit for riders of all sizes. Tubeless System : Experience fewer flat tires, greater traction, reduced rolling resistance, and a smoother ride with Giants Tubeless System. Key Performance Factors Engineered Compliance : The Advanced Composite frame is designed for endurance road riding, with D-Fuse technology reducing road shocks and vibrations, and enhancing ride comfort over long distances. Total Control : Seamless disc brake integration with flat mounts and 12mm thru-axles ensures consistent braking power and control, even in adverse weather and rough conditions. Versatility : With endurance road geometry, ample tire clearance (up to 35mm), and disc-brake integration, this bike can handle a variety of road conditions, from smooth pavement to rugged mountain passes. SPECIFICATIONS Frame : Advanced-Grade Composite, disc Fork : Advanced-Grade Composite, full-composite OverDrive steerer, disc Handlebar : Giant Contact SL D-Fuse XS: 40cm S: 40cm M: 42cm M/L: 42cm L: 44cm XL: 44cm Grips : Stratus Lite 3.0 Stem : Giant Contact XS: 80mm S: 90mm M: 100mm M/L: 100mm L: 110mm XL: 110mm Seatpost : Giant D-Fuse, composite, 14mm offset Saddle : Giant Approach Shifters : Shimano 105 Di2 Front Derailleur : Shimano 105 Di2 Rear Derailleur : Shimano 105 Di2 Brakes : Shimano 105 Di2 hydraulic, Giant MPH rotors Front: 160mm Rear: 140mm Brake Levers : Shimano 105 Di2 Cassette : Shimano 105, 12-speed, 11x34 Chain : KMC X12 Crankset : Shimano FC-RS520, 34/50 XS: 170mm S: 170mm M: 172.5mm M/L: 172.5mm L: 175mm XL: 175mm Bottom Bracket : Shimano, press fit Rims : Giant P-R2 Disc wheelset, alloy Hubs : Giant alloy, 12mm thru-axle Spokes : Sapim Tires : Giant Gavia Fondo 1, tubeless, 700x32c (33.5mm), folding Extras : Fender mount, tubeless prepared, 35mm max tire size Weight : For the most accurate weight, please consult your local dealer, as it may vary based on size, finish, and accessories.