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Defy Advanced Pro 0 (2025) | Endurance bike

6,899.00

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The Giant Defy Advanced Pro 0 2025 Endurance Bike is designed for riders who demand all-day comfort, smooth performance, and cutting-edge technology. Built with an Advanced-Grade Composite frame, this lightweight endurance machine ensures optimal power transfer while maintaining compliance for a smooth and controlled ride. Its endurance-focused geometry enhances stability and comfort, making it the perfect choice for long-distance cycling on varied terrain.

Equipped with Shimano Ultegra Di2 electronic shifting, this bike delivers precise, fast, and effortless gear changes at the touch of a button. The fully integrated cockpit and hidden cable routing not only improve aerodynamics but also create a clean, modern aesthetic. Engineered to absorb road vibrations, the frame and components work together to minimize fatigue, allowing riders to push further with confidence.

A Giant SLR 1 Disc WheelSystem ensures excellent rolling efficiency, responsive handling, and lightweight performance. These high-quality carbon wheels enhance acceleration and stability, making them ideal for endurance cycling. Hydraulic disc brakes provide consistent and powerful stopping power, ensuring full control in all weather conditions and on unpredictable road surfaces.

The integrated D-Fuse seatpost further enhances ride comfort by dampening road shocks and reducing vibrations, helping riders stay fresh over extended distances. Whether climbing steep hills, navigating technical descents, or maintaining a steady pace on long routes, this bike is built to perform at the highest level.

The Giant Defy Advanced Pro 0 2025 Endurance Bike is the ultimate blend of endurance-focused design, advanced shifting technology, and top-tier ride quality. Perfect for cyclists seeking a smooth, controlled, and high-performance experience, it delivers the speed, precision, and comfort needed to conquer any long-distance ride with ease and confidence.

Additional information

Colour

Size

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Specifications

Here’s to long rides. Climb higher mountains, skip the shortcuts. This buttery smooth endurance road bike helps you do more of what you love.

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, hookless carbon rims (22.4mm inner width) are optimized for high-volume tubeless tires (up to 38mm), and a 36mm rim depth offers stable, predictable handling in crosswinds.

Sizes XS, S, M, M/L, L, XL
Colours Gloss Interstellar/Black
Frame Advanced-Grade Composite, 12x142mm thru-axle, disc
Fork Advanced SL-Grade Composite, full-composite OverDrive Aero steerer, 12x100mm thru-axle, disc
Shock N/A
Handlebar Giant Contact SLR D-Fuse
Grips Stratus Lite 3.0
Stem Giant Contact SL AeroLight
Seatpost Giant D-Fuse SLR, composite, -5/+15mm offset
Saddle Giant Fleet SL
Pedals PEDALS NOT SUPPLIED
Shifters Shimano Ultegra Di2 ST-R8170 2×12
Front Derailleur Shimano Ultegra Di2 FD-R8150
Rear Derailleur Shimano Ultegra Di2 RD-R8150
Brakes Shimano Ultegra Di2 hydraulic, Shimano RT-CL800 rotors [F]160mm, [R]160mm
Brake Levers Shimano Ultegra Di2
Cassette Shimano Ultegra, 12-speed, 11×34
Chain Shimano Ultegra
Crankset Shimano Ultegra, 34/50 with Giant Power Pro power meter
Bottom Bracket Shimano, press fit
Rims Giant SLR 1 36 Carbon Disc WheelSystem
Hubs [F] Giant Low Friction Hub, CenterLock, 12mm thru-axle, [R] Giant Low Friction Hub, 30t ratchet driver, CenterLock, 12mm thru-axle
Spokes Sapim
Tyres CADEX Classics, tubeless, 700x32c (33.5mm), folding
Extras Out front computer mount, fender mount, water bottle cages, factory tubeless set up, 40mm max tyre size

Geometry

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

Technology and Features

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- Team Cycle Centre