Giant DEFY ALLIANCE 1 2009 VS Kestrel KM40 AIRFOIL W/ ULTEGRA AERO 2000 specs comparison

Giant Defy Alliance 1

General Infos

Model	Defy Alliance 1
Manufacturer	Giant
Year of production	2009
Current price	Check price Here ==>
Color choice	-Blue and Composite and Smoke
Sizes	- Xsmall - small - medium - large - xlarge
Sizes	- Xsmall - small - medium - large - xlarge

Wheels And Breaking System

Bike front tire	700 X 25c Michelin Speedium 2
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano 105 STI Levers Tektro R530 Brakes
Hubs for disc brakes	Formula Sealed
Rims manufacturer	24-hole and 28-hole Mavic CXP 22
Spoke nipples type	Not Available
Spoke wheel	14/15ga. Butted Sapim Race

Frame and Body Specs

Frame materials	Giant Alliance Composite and AL
Frame type	TIG-welded and Monocoque
Handlebar construction	AL Anatomic Bend
Handlebar extender	Optional
Handlebar stem details	Giant Alloy 31.8 (millimeters)
Headset size	1 1/4 (inches)-1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	Shimano 105
Bottom bracket shell width	Not Available
Bottom bracket type	FSA Mega EXO
Crankset parts and sizes	34/50 Teeth FSA Gossamer Mega Exo Compact
Gear shift levers	Shimano 105 STI
Rear gear set	12 - 27 Teeth 10-speed

Giant Defy Alliance 1 Fork System Data

Derailleur (Front)	Shimano 105
Derailleur (Rear)	Shimano 105
Fork material	Aero Crown Carbon Fiber and aluminum Steerer
Fork type	Giant Advanced Composite

Other Specs of Giant Defy Alliance 1

Component group sets	Shimano 105
Pedals details	Crank Brothers Smarty
Rear shock absorber	Not Available
Saddle seat	Giant Performance Road
Seat post extension	27.2 (millimeters) Diameter Giant Composite

Kestrel KM40 Airfoil w/ Ultegra aero

General Infos

Model	KM40 Airfoil w/ Ultegra aero
Manufacturer	Kestrel
Year of production	2000
Current price	Check price Here ==>
Color choice	- black -Red
Sizes	- 52cm (centimeters) - 56cm (centimeters)

Wheels And Breaking System

Bike front tire	650 X 23c Continental Grand Prix 3000 Kevlar
Bike rear tire	Not Available
Bike wheel size	650c Wheels
Brakeset type	Dia-Compe 188 TRI Levers Cane Creek BRS200 SL Brakes
Hubs for disc brakes	Shimano Ultegra
Rims manufacturer	32-hole Mavic CXP 21
Spoke nipples type	Alloy Nipples
Spoke wheel	1.8 (millimeters) Double-butted Wheelsmith XL Stainless Steel

Frame and Body Specs

Frame materials	Carbon Fiber Composite
Frame type	Monocoque
Handlebar construction	Syntace Stratos 200
Handlebar extender	Syntace C-2
Handlebar stem details	Profile H20
Headset size	1 (inches) Shimano Ultegra

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG92
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	109.5 (millimeters) Spindle Shimano BB-6500
Crankset parts and sizes	42/56 Teeth Shimano Ultegra
Gear shift levers	Shimano Bar-end
Rear gear set	12 - 23 Teeth 9-speed

Kestrel KM40 Airfoil w/ Ultegra aero Fork System Data

Derailleur (Front)	Braze-on Shimano Ultegra
Derailleur (Rear)	Shimano Ultegra GS
Fork material	Unicrown Crown Carbon Fiber Composite
Fork type	Kestrel EMS

Other Specs of Kestrel KM40 Airfoil w/ Ultegra aero

Component group sets	Shimano Ultegra
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Selle Italia Flite
Seat post extension	27.2 (millimeters) Diameter American Classic