Schwinn CIRCUIT 1998 VS Kestrel AIRFOIL PRO SL 2010 specs comparison

Schwinn Circuit

General Infos

Model	Circuit
Manufacturer	Schwinn
Year of production	1998
Current price	Check price Here ==>
Color choice	-Metallic red
Sizes	- 48 cm (centimeters) - 50 cm (centimeters) - 52 cm (centimeters) - 54 cm (centimeters) - 56 cm (centimeters) - 58 cm (centimeters) - 60 cm (centimeters)
Sizes	- 48 cm (centimeters) - 50 cm (centimeters) - 52 cm (centimeters) - 54 cm (centimeters) - 56 cm (centimeters) - 58 cm (centimeters) - 60 cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 23c Schwinn Natural 66
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano 105SC Levers Shimano RX-100 Dual Pivot Brakes
Hubs for disc brakes	Q and R Rear: Shimano RX-100 Front: Formula Aluminum
Rims manufacturer	32-hole Mavic CXP 21
Spoke nipples type	Not Available
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Butted 7000 Aluminum
Frame type	TIG-welded
Handlebar construction	Scott Drop
Handlebar extender	Optional
Handlebar stem details	Kalloy Aluminum
Headset size	1 (inches) Tioga Sealed

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches)
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	30/42/52 Teeth Shimano RX-100
Gear shift levers	Shimano 105SC STI Dual Control
Rear gear set	13 - 26 Teeth 8-speed

Schwinn Circuit Fork System Data

Derailleur (Front)	Shimano RX-100 Top-swing
Derailleur (Rear)	Shimano RX-100 GS
Fork material	Triple-clamp Crown Aluminum and magnesium
Fork type	Rock Shox Ruby

Other Specs of Schwinn Circuit

Component group sets	Road Mix
Pedals details	Scott Clipless
Rear shock absorber	Not Available
Saddle seat	Selle San Marco Slim
Seat post extension	JD Components 495

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)

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