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Defy Advanced 0 (2025) | Endurance bike

4,249.00

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The Giant Defy Advanced 0 2025 Endurance Bike is designed for cyclists who seek a smooth, efficient, and high-performance ride on long-distance adventures. Built with an Advanced-Grade Composite frame, this lightweight endurance bike delivers a perfect balance of stiffness and compliance, ensuring optimal power transfer while absorbing road vibrations for enhanced comfort. With endurance-focused geometry, it provides stability and control, making it ideal for tackling rough roads and extended hours in the saddle.

Equipped with Shimano Ultegra Di2 electronic shifting, this bike offers precise, fast, and effortless gear changes at the push of a button. The fully integrated cockpit and hidden cable routing not only enhance aerodynamics but also contribute to a sleek and modern design. Engineered for superior compliance, the frame and components work together to minimize fatigue, allowing riders to stay comfortable and efficient over long rides.

A Giant SLR 2 Disc WheelSystem provides lightweight performance, improved rolling efficiency, and responsive handling. These high-quality carbon wheels ensure a smooth and fast ride, while hydraulic disc brakes deliver consistent and powerful stopping power in all weather conditions. Whether on steep descents or wet roads, this bike offers complete confidence and control.

The integrated D-Fuse seatpost further enhances ride comfort by dampening vibrations and reducing road shocks, making long rides more enjoyable. Whether climbing steep gradients, navigating technical descents, or maintaining a steady pace on rolling terrain, this endurance bike is built for peak performance.

The Giant Defy Advanced 0 2025 Endurance Bike is the perfect choice for cyclists who prioritize long-distance comfort, cutting-edge electronic shifting, and endurance-focused performance. Whether training for a big event or embarking on epic rides, this bike offers the speed, precision, and ride quality needed to push further with confidence and ease.

Additional information

Colour

Size

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Specifications

With effortless efficiency and quiet compliance, this lightweight endurance road machine helps you ride stronger and longer. The composite frame and purpose-built components smooth out rough roads and minimize fatigue.

Key Performance Factors

Functional simplicity

Free of cumbersome gimmickry, the frameset is one of the lightest in its category. With a perfect balance of high-performance reactivity and all-day comfort, it offers a “less is more” experience for modern endurance road riding.

Engineered compliance

Advanced-grade composite frame and fork are specifically engineered for endurance road riding, delivering a smooth and efficient ride quality that minimizes fatigue on long rides. The new D-Fuse components work together to further absorb road shocks and vibrations.

Total control

New Contact D-Fuse handlebar features ergonomic shaping and an 8-degree flare for comfort and control on all-day rides. Wide, alloy rims are optimized for high-volume tubeless tires (up to 38mm), providing predictable handling and stability from asphalt to cobbles.

Sizes S, M, M/L, L, XL
Colours Gloss Ocean Twilight/Carbon Smoke/Chrome
Frame Advanced-Grade Composite, 12x142mm thru-axle, disc
Fork Advanced-Grade Composite, full-composite OverDrive steerer, 12x100mm thru-axle, disc
Handlebar Giant Contact SL D-Fuse
Grips Stratus Lite 3.0
Stem Giant Contact AeroLight
Seatpost Giant D-Fuse, composite, 14mm offset
Saddle Giant Approach
Pedals PEDALS NOT SUPPLIED
Shifters Shimano 105 Di2 2×12
Front Derailleur Shimano 105 Di2
Rear Derailleur Shimano 105 Di2
Brakes Shimano 105 hydraulic, Shimano SM-RT70 rotors [F]160mm, [R]160mm
Brake Levers Shimano 105 Di2
Cassette Shimano 105, 12-speed, 11×36
Chain KMC X12L-1
Crankset Shimano 105, 34/50
Bottom Bracket Shimano, press fit
Rims Giant SLR 2 36 Carbon Disc WheelSystem
Hubs [F] Giant Low Friction Hub, CenterLock, 12mm thru-axle, [R] Giant Low Friction Hub, 3-pawl 30t driver, CenterLock, 12mm thru-axle
Spokes Sapim
Tyres Giant Gavia Fondo 1, tubeless, 700x32c (33.5mm), folding
Extras Fender mount, water bottle cages, factory tubeless set up, 40mm max tyre size

Geometry

S M ML L XL
A SEAT TUBE LENGTH 445 480 515 535 565
B SEAT TUBE ANGLE 74 73.5 73 73 73
C TOP TUBE LENGTH 530 545 560 575 595
D HEAD TUBE LENGTH 140 150 175 195 215
E HEAD TUBE ANGLE 71.8 72.5 72.5 72.5 72.5
F FORK RAKE 50 50 50 50 50
G TRAIL 63.4 58.6 58.6 58.6 58.6
H WHEEL BASE 994 998 1010 1025 1040
I CHAIN STAY LENGTH 420 420 420 420 420
J BOTTOM BRACKET DROP 75 75 70 70 70
K STACK 541 558 577 596 615
L REACH 375 380 384 393 402
M STAND OVER HEIGHT 733 762 796 814 841
N HANDLERBAR WIDTH 400 420 420 440 440
O STEM LENGTH 90 100 100 110 110
P CRANK LENGTH DEC 170 172.5 172.5 175 175
Q WHEEL SIZE ALT 700C 700C 700C 700C 700C

Technology and Features

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- Team Cycle Centre