Specialized S-WORKS M4 ROAD 1999 VS Kestrel AIRFOIL PRO SL LTD 2010 specs comparison

Specialized S-Works M4 Road

General Infos

Model	S-Works M4 Road
Manufacturer	Specialized
Year of production	1999
Current price	Check price Here ==>
Color choice	-Metallic Yellow
Sizes	- 48cm (centimeters) - 50cm (centimeters) - 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 60cm (centimeters) - 62cm (centimeters)
Sizes	- 48cm (centimeters) - 50cm (centimeters) - 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 60cm (centimeters) - 62cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 23c Specialized Turbo Team
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Dura-Ace Levers Shimano Dura-Ace Dual Pivot Brakes
Hubs for disc brakes	Shimano Dura-Ace
Rims manufacturer	26-hole and 28-hole Mavic Helium
Spoke nipples type	Alloy Nipples
Spoke wheel	2.0 (millimeters) Double-butted Mavic Stainless Steel

Frame and Body Specs

Frame materials	Specialized M4 Aluminum Alloy
Frame type	TIG-welded
Handlebar construction	Cinelli Eubios
Handlebar extender	Not Available
Handlebar stem details	Ritchey Ahead Pro
Headset size	1 (inches) Threadless Specialized S-Works

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-7700
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	109 (millimeters) Spindle Shimano BB-7700
Crankset parts and sizes	39/53 Teeth Shimano Dura-Ace
Gear shift levers	Shimano Dura-Ace STI Dual Control
Rear gear set	12 - 23 Teeth 9-speed

Specialized S-Works M4 Road Fork System Data

Derailleur (Front)	Braze-on Shimano Dura-Ace
Derailleur (Rear)	Shimano Dura-Ace
Fork material	Aero Crown Carbon Fiber Composite
Fork type	Time Stilleto

Other Specs of Specialized S-Works M4 Road

Component group sets	Shimano Dura-Ace
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Specialized Prolong
Seat post extension	27.2 (millimeters) Diameter Syncros Hardcore Aluminum

Kestrel Airfoil Pro SL LTD

General Infos

Model	Airfoil Pro SL LTD
Manufacturer	Kestrel
Year of production	2010
Current price	Check price Here ==>
Color choice	-White and Black
Sizes	- 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 59cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 23c Vittoria Diamante Pro Light II
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Zipp Vuka Aero Carbon Levers SRAM Red Brakes
Hubs for disc brakes	Rear: Zipp 808 Front: Zipp 404
Rims manufacturer	Rear: Zipp 808 Clincher Front: Zipp 404
Spoke nipples type	Not Available
Spoke wheel	Bladed Zipp Stainless Steel

Frame and Body Specs

Frame materials	Carbon
Frame type	Bonded and monocoque
Handlebar construction	Zipp VUKA Carbon Aero Bar Combo
Handlebar extender	Zipp Vuka Integrated
Handlebar stem details	FSA OS-99 CSI
Headset size	1 1/4 (inches) FSA Proprietary #53

Gearing Specifications

Bicycle chain	Wippermann 10S8
Bottom bracket shell width	Not Available
Bottom bracket type	SRAM Red
Crankset parts and sizes	42/54 Teeth SRAM Red
Gear shift levers	SRAM Red
Rear gear set	11 - 23 Teeth 10-speed

Kestrel Airfoil Pro SL LTD Fork System Data

Derailleur (Front)	Braze-on SRAM Red
Derailleur (Rear)	SRAM Red
Fork material	Carbon and carbon Steerer
Fork type	Kestrel EMS Pro SL

Other Specs of Kestrel Airfoil Pro SL LTD

Component group sets	SRAM Red
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Kestrel EMS Pro SL
Seat post extension	Kestrel EMS Pro SL Aero Tri