Giant Defy Composite 3

Giant Defy Composite 3
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Giant's Defy Composite 3 delivers spot-on handling, comfort and speed that'll make every ride a tour de force! Giant's lightweight composite frame with endurance geometry will smooth the road as you ride further in more comfort than ever before. The 20-speed Shimano Tiagra drivetrain with FSA compact cranks will let you pedal further, too! It gives you the gearing to tackle almost any grade. Plus, the lightweight Giant wheels and components will get you there in style.

This manufacturer's chart helps you check the fit (may show unavailable, and/or not all sizes).


Frame Giant Composite, Compact Road Design
Fork Giant Advanced Composite w/aluminum steerer
Rims/Wheels Giant P-R2
Hubs Giant, sealed
Spokes DT Swiss Competition, 14/15-gauge, stainless-steel
Tires Giant P-R3 Flat Guard, 700 x 23c
Crankset FSA MegaExo
Chainrings 50/34
Front Derailleur Shimano Tiagra
Rear Derailleur Shimano Tiagra
Rear Cogs Shimano Tiagra, 10-speed: 12-28
Shifters Shimano Tiagra
Handlebars Giant Connect
Stem Giant Sport
Brake Levers Shimano Tiagra
Brakes Tektro TK-R540
Saddle Giant Performance Road
Seatpost Giant Vector Composite

* Subject to change without notice.

Part Numbers

Option UPC MPN Store SKU
X-Small 826225855726 385572
Small 826225855733 385573
Medium 826225855740 385574
Medium/Large 826225855757 385575 DEF32112340R
Large 826225855764 385576
X-Large 826225855771 385577