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2010 Giant Defy Alliance 0

Launched at $1,950

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What a used one is worth

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New

$435

$221 to $591

Like new

$414

$210 to $561

Excellent

$392

$199 to $532

Good

$327

$166 to $443

Fair

$240

$121 to $325

For parts

$131

$66 to $177

From the launch price, aged to 2026 and adjusted for condition. Guidance from our catalog, not an appraisal.

Overview

Brand
Giant
Model family
Defy
Model year
2010
Category
Road · endurance
Sizes
XS, S, M, L, XL
Wheel size
700c
Launch MSRP (US)
$1,950

Drivetrain

Speeds
10
Groupset
Shimano 105
Chainrings
2
Electronic
false
Total gears
20

Build

Fork
Advanced-Grade Composite, Alloy OverDrive Steerer
Stem
Giant Connect SL
Tires
Michelin Lithion, 700x25 Folding
Brakes
Shimano 105; levers: Shimano 105
Saddle
Fi'zi:k Alliante Delta w/ Manganese rails
Wheels
rims Mavic Aksium Race; hubs Mavic Aksium Race; spokes Mavic Aksium Race
Cassette
Shimano 105, 12-25, 10 speed
Crankset
Shimano R600, 34/50
Seatpost
Giant Connect SL Composite, 30.9
Shifters
Shimano 105
Handlebar
Giant Connect SL, 31.8
Rear derailleur
Shimano 105

Spec from Giant's US site (giant-bicycles.com/en-US), web.archive.org capture 2009-10; model year from page title "(2010)". Launch price: Average Retail Price $1950 on Giant's US page captured 2009-10 (inside the model year launch window; the price is shown as an image whose file name is the dollar figure). Colors: Red/Composite/White. Front derailleur: Shimano 105. Alliance frame: Giant builds it from composite and aluminum together, so frame_material is left null (the catalog has no mixed material value; other files leave mixed frames null).

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