VelopediaBicycle Archive ยท Specification report

2009 Giant Defy Alliance 0

Velopedia Archive ID 16706

Overview

Model year2009
BrandGiant
ModelDefy Alliance 0
Bicycle typeRoad race & triathlon
Archive ID16706
Original MSRP$2,050.00
ColorsRed/Composite/Aluminum
SizesXsmall, small, medium, large, xlarge

Frameset

Frame constructionTIG-welded/Monocoque
Frame materialGiant Alliance Composite/AL
ForkGiant Advanced composite
Fork materialCarbon fiber/aluminum steerer, aero crown
Rear shockN/A

Drivetrain

Component groupShimano 105
ShiftersShimano 105 STI
Front derailleurShimano 105
Rear derailleurShimano Ultegra
CranksetShimano R600, 34/50 teeth
Bottom bracketShimano Hollowtech II
CassetteShimano 105
Rear cogs10-speed, 12 - 27 teeth
ChainShimano 105
PedalsCrank Brothers Smarty

Brakes

BrakesShimano BR650 brakes, Shimano 105 STI levers

Cockpit & contact points

Headset1 1/4"-1 1/8" threadless
HandlebarRace Face Ride
Handlebar extensionsNot included
StemRace Face Ride
SaddleGiant Performance Road
SeatpostGiant Composite, 27.2mm diameter

Wheels & tires

HubsMavic Aksium
RimsMavic Aksium
Front tire700 x 25c Michelin Lithion
Wheel size700c wheels

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 30, 2026.