Cannondale R4000 SI 2001 VS Kestrel AIRFOIL PRO SL (650C) 2010 specs comparison

Cannondale R4000 Si

General Infos

Model	R4000 Si
Manufacturer	Cannondale
Year of production	2001
Current price	Check price Here ==>
Color choice	-Super Black (gloss) with chrome decals
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 Continental Supersonic
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	Mavic Ksyrium SSC
Rims manufacturer	Mavic Ksyrium SSC
Spoke nipples type	Not Available
Spoke wheel	Double-butted Mavic Stainless Steel

Frame and Body Specs

Frame materials	6061 T6 Aluminum
Frame type	TIG-welded
Handlebar construction	3T Zepp XL
Handlebar extender	Optional
Handlebar stem details	3T Zepp
Headset size	1 (inches) Threadless Campagnolo Record

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches)
Bottom bracket shell width	Not Available
Bottom bracket type	Cannondale Si Hollowgram
Crankset parts and sizes	39/53 Teeth Cannondale Si Hollowgram
Gear shift levers	Shimano Dura-Ace
Rear gear set	12 - 23 Teeth 9-speed

Cannondale R4000 Si Fork System Data

Derailleur (Front)	Shimano Dura-Ace
Derailleur (Rear)	Shimano Dura-Ace
Fork material	Unicrown Crown Carbon Fiber
Fork type	Cannondale Slice Si

Other Specs of Cannondale R4000 Si

Component group sets	Shimano Dura-Ace
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Titanium Rails Fi'zi:k Poggio
Seat post extension	Cannondale Competition

Kestrel Airfoil Pro SL (650c)

General Infos

Model	Airfoil Pro SL (650c)
Manufacturer	Kestrel
Year of production	2010
Current price	Check price Here ==>
Color choice	-Black and White
Sizes	- 74cm (centimeters) - 50cm (centimeters)

Wheels And Breaking System

Bike front tire	650 X 23c Vittoria Diamante Pro Light II
Bike rear tire	Not Available
Bike wheel size	650c Wheels
Brakeset type	Profile Quick Stop Carbon Aero Levers Shimano Ultegra Brakes
Hubs for disc brakes	Mavic Ksyrium Elite
Rims manufacturer	18-hole and 20-hole Mavic Ksyrium Elite
Spoke nipples type	Integrated M7 Aluminum
Spoke wheel	Bladed Straight Pull Mavic Stainless Steel

Frame and Body Specs

Frame materials	Carbon
Frame type	Bonded and monocoque
Handlebar construction	Profile Cobra Wing
Handlebar extender	Profile T-1 + Viper Carbon
Handlebar stem details	Profile Cobra OS Carbon
Headset size	1 1/4 (inches) FSA Proprietary #53

Gearing Specifications

Bicycle chain	Wippermann 10SO
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano Ultegra
Crankset parts and sizes	39/53 Teeth Shimano Ultegra
Gear shift levers	Shimano Ultegra
Rear gear set	11 - 23 Teeth 10-speed

Kestrel Airfoil Pro SL (650c) Fork System Data

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

Other Specs of Kestrel Airfoil Pro SL (650c)

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