
on-road |performance |Endurance
With a redesigned frame blending the best traits of aluminum and composite, the all-new Defy
Alliance finds that sweet spot on every ride. With its OverDrive headtube/steerer tube and fork, it
tracks beautifully through corners. And its PowerCore bottom bracket area delivers your power
straight to the pedals.
— 9-speed Shimano 105 components with R600 compact crankset
— Giant Connect SL handlebar and stem
— Lightweight Mavic Aksium wheelset
*Seat angle is actual
**Toptube is measured from the center of the headtube horizontally back to the top of the effective extension of the seattube
***Standover height is based on the largest size tire that will fit the bike, not necessarily the included size tire
Specifications and availability subject to change without notice.
Key Upgrades (over Defy Alliance 1)
Frame TechnologySpecifications
Actual
Frame Size Part
Number Head
Angle Seat
Angle* Toptube** Headtube Chainstay Wheelbase Standover
Height***
centimeters degrees degrees centimeters centimeters centimeters centimeters inches
XS 43.0 383852 71.0 74.0 51.2 12.5 42.0 99.0 29.2
S 46.5 383853 72.0 74.0 53.1 14.5 42.0 99.1 30.0
M 50.0 383854 72.5 73.0 54.9 16.5 42.0 99.4 30.9
M/L 53.5 383855 72.5 73.0 56.0 18.5 42.0 100.5 31.2
L 55.5 383856 72.5 72.0 57.5 20.0 42.0 102.0 32.1
XL 58.5 383857 72.5 72.5 60.0 22.5 42.0 103.9 32.8
frame geometry
FRAME
SIZES XS,S,M,M/L,L,XL
COLORS Red/Composite/White
FRAME Alliance Composite/Aluminum
Technology
FORK Advanced-Grade Composite,
Alloy OverDrive Steerer
SHOCK N / A
COMPONENTS
HANDLEBAR Giant Connect SL, 31.8
STEM Giant Connect SL
SEATPOST Giant Connect SL Composite, 30.9
SADDLE Fi'zi:k Alliante Delta w/ Manganese rails
PEDALS Not Included
DRIVETRAIN
SHIFTERS Shimano 105
FRONT DERAILLEUR Shimano 105
REAR DERAILLEUR Shimano 105
BRAKES Shimano 105
BRAKE LEVERS Shimano 105
CASSETTE Shimano 105 12x25, 10-speed
CHAIN Shimano 105
CRANKSET Shimano FC-R600, 34/50
BOTTOM BRACKET Shimano Internal
WHEELS
RIMS Mavic Aksium Race
HUBS Mavic Aksium Race
SPOKES Mavic Aksium Race
TIRES Michelin Lithion, 700x25 Folding
EXTRAS
CLIMB MOUNTAINS, CARVE THROUGH CORNERS
AND EXPERIENCE A PERFORMANCE BIKE WITH
flAWLESS COMFORT AND STABILITY.
Defy
Alliance 0
36