Kestrel AIRFOIL PRO SL 2010 VS Felt AR4 2011 specs comparison

Kestrel Airfoil Pro SL

General Infos

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

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

Felt AR4

General Infos

Model	AR4
Manufacturer	Felt
Year of production	2011
Current price	Check price Here ==>
Color choice	-Gloss clear
Sizes	- 51 (centimeters) - 54 (centimeters) - 56 (centimeters) - 58 (centimeters) - 61cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 23c Vittoria Rubino Pro
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Ultegra Levers Shimano Ultegra Brakes
Hubs for disc brakes	MAVIC QRM 20H
Rims manufacturer	20-hole Mavic Cosmic Elite
Spoke nipples type	Brass
Spoke wheel	Mavic Cosmic Elite Stainless

Frame and Body Specs

Frame materials	Felt Aero Road UHM Advanced MMC Carbon
Frame type	Carbon
Handlebar construction	Felt VS Aero 2014 Aluminum
Handlebar extender	Optional
Handlebar stem details	Felt SL 6061 Aluminum
Headset size	FSA Integrated

Gearing Specifications

Bicycle chain	Shimano 10 Speed
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano Hollowtech II
Crankset parts and sizes	53/39t Teeth Shimano Ultegra
Gear shift levers	Shimano Ultegra
Rear gear set	11 - 25 Teeth 10-speed

Felt AR4 Fork System Data

Derailleur (Front)	Braze-on Shimano Ultegra
Derailleur (Rear)	Shimano Ultegra
Fork material	Carbon
Fork type	Felt AR UHC Advanced

Other Specs of Felt AR4

Component group sets	Shimano Ultegra
Pedals details	Not Available
Rear shock absorber	Not Available
Saddle seat	Felt SL Raod
Seat post extension	Felt Aero UHC Advanced