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Defy Advanced 2 (2025) | Endurance bike

3,099.00

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The Giant Defy Advanced 2 2025 Endurance Bike is built for riders who demand comfort, efficiency, and all-around performance on long-distance rides. Featuring an Advanced-Grade Composite frame, this lightweight endurance bike delivers a smooth, stable ride while maximizing power transfer for efficient pedaling. Designed with endurance-focused geometry, it provides excellent stability and control, making it perfect for tackling rough roads and extended hours in the saddle.

Equipped with Shimano 105 mechanical shifting, this bike ensures reliable, smooth, and precise gear changes, giving riders confidence in all conditions. The fully integrated cockpit and hidden cable routing enhance aerodynamics while maintaining a sleek, clean design. Engineered for compliance, the frame absorbs road vibrations, reducing fatigue and enhancing overall ride quality, allowing cyclists to stay comfortable on longer journeys.

A Giant P-R2 Disc WheelSystem offers excellent rolling efficiency and durability, providing a fast and smooth ride on various road surfaces. These high-performance wheels are paired with hydraulic disc brakes, ensuring powerful and consistent stopping power in all weather conditions, giving riders complete control on descents and tight corners.

The integrated D-Fuse seatpost further enhances comfort by reducing road vibrations and absorbing shocks from uneven terrain, making long rides more enjoyable. Whether climbing steep hills, navigating technical descents, or maintaining a steady pace on flat roads, this endurance bike is designed to perform at every stage of the ride.

The Giant Defy Advanced 2 2025 Endurance Bike is the ideal choice for cyclists seeking a perfect balance of comfort, reliability, and endurance-focused performance. Whether training, touring, or tackling epic rides, this bike provides the smoothness, control, and durability needed to go the distance 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 XS, S, M, M/L, L, XL
Colours Gloss Carbon Smoke/Mercury
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 2×12
Front Derailleur Shimano 105
Rear Derailleur Shimano 105
Brakes Shimano 105 hydraulic, Giant MPH rotors [F]160mm, [R]160mm
Brake Levers Shimano 105
Cassette Shimano 105, 11×36
Chain KMC X12L-1
Crankset Shimano FC-RS520, 34/50
Bottom Bracket Shimano, press fit
Rims Giant P-R2 Disc wheelset, alloy, [F]25mm, [R]25mm
Hubs Giant alloy, 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

XS S M ML L XL
A SEAT TUBE LENGTH 410 445 480 515 535 565
B SEAT TUBE ANGLE 74.5 74 73.5 73 73 73
C TOP TUBE LENGTH 515 530 545 560 575 595
D HEAD TUBE LENGTH 120 140 150 175 195 215
E HEAD TUBE ANGLE 70.5 71.8 72.5 72.5 72.5 72.5
F FORK RAKE 50 50 50 50 50 50
G TRAIL 71.6 63.4 58.6 58.6 58.6 58.6
H WHEEL BASE 995 994 998 1010 1025 1040
I CHAIN STAY LENGTH 420 420 420 420 420 420
J BOTTOM BRACKET DROP 75 75 75 70 70 70
K STACK 527 541 558 577 596 615
L REACH 369 375 380 384 393 402
M STAND OVER HEIGHT 705 733 762 796 814 841
N HANDLERBAR WIDTH 400 400 420 420 440 440
O STEM LENGTH 80 90 100 100 110 110
P CRANK LENGTH DEC 170 170 172.5 172.5 175 175
Q WHEEL SIZE ALT 700C 700C 700C 700C 700C 700C

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