Specialized ROUBAIX EXPERT ULTEGRA 2008 VS Kestrel 4000 LIMITED EDITION-SHIMANO DI2 650 2011 specs comparison

Specialized Roubaix Expert Ultegra

General Infos

Model	Roubaix Expert Ultegra
Manufacturer	Specialized
Year of production	2008
Current price	Check price Here ==>
Color choice	-Blue
Sizes	- 49cm (centimeters) - 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 61cm (centimeters) - 64cm (centimeters)
Sizes	- 49cm (centimeters) - 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 61cm (centimeters) - 64cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 23c Specialized Roubaix Pro
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Ultegra STI Dual Control Levers Shimano Ultegra Brakes
Hubs for disc brakes	Shimano Ultegra
Rims manufacturer	Shimano Ultegra
Spoke nipples type	Not Available
Spoke wheel	Stainless Steel

Frame and Body Specs

Frame materials	Zertz Inserts Specialized FACT 8r Carbon
Frame type	Bonded and monocoque
Handlebar construction	31.8 (millimeters) Specialized Zertz Pro
Handlebar extender	Optional
Handlebar stem details	31.8 (millimeters) Clamp Specialized Pro-Set
Headset size	Integrated Threadless 1 1/8 (inches) Threadless Specialized Mindset Plus

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano Ultegra
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano Ultegra
Crankset parts and sizes	34/50 Teeth Shimano Ultegra
Gear shift levers	Shimano Ultegra STI Dual Control
Rear gear set	12 - 27 Teeth 10-speed

Specialized Roubaix Expert Ultegra Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on Shimano Ultegra
Derailleur (Rear)	Shimano Ultegra
Fork material	Aero Crown Carbon and carbon Steerer
Fork type	With Zertz Inserts Specialized FACT

Other Specs of Specialized Roubaix Expert Ultegra

Component group sets	Shimano Ultegra
Pedals details	Test Ride Pedals
Rear shock absorber	Not Available
Saddle seat	Body Geometry Toupé Gel
Seat post extension	27.2 (millimeters) Diameter FACT Carbon With Zert Inserts Specialized Pro SL

Kestrel 4000 Limited Edition-Shimano Di2 650

General Infos

Model	4000 Limited Edition-Shimano Di2 650
Manufacturer	Kestrel
Year of production	2011
Current price	Check price Here ==>
Color choice	-Red and White
Sizes	- 47cm (centimeters)

Wheels And Breaking System

Bike front tire	650 X 23c Vittoria Open Corsa EVO CX
Bike rear tire	Not Available
Bike wheel size	650c Wheels
Brakeset type	Oval 900 Carbon Levers TRP T-920 Brakes
Hubs for disc brakes	Rear: Oval W999 Front: Oval W985
Rims manufacturer	Oval 765 Carbon and alloy Clincher
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Carbon
Frame type	Bonded and monocoque
Handlebar construction	Oval R901 Carbon
Handlebar extender	Optional
Handlebar stem details	Oval R900 Carbon
Headset size	1 1/4 (inches) To 1 1/8 (inches) FSA No.53

Gearing Specifications

Bicycle chain	Wippermann 10SG Gold
Bottom bracket shell width	Not Available
Bottom bracket type	FSA Integrated BB30
Crankset parts and sizes	42/54 Teeth Vision Trimax Hollow Aero Carbon
Gear shift levers	Shimano Dura-Ace Di2
Rear gear set	11 - 27 Teeth 10-speed

Kestrel 4000 Limited Edition-Shimano Di2 650 Fork System Data

Derailleur (Front)	Shimano Dura-Ace Di2
Derailleur (Rear)	Shimano Dura-Ace Di2
Fork material	Aero Crown Carbon
Fork type	Kestrel EMS Pro TT

Other Specs of Kestrel 4000 Limited Edition-Shimano Di2 650

Component group sets	Shimano Dura-Ace Di2
Pedals details	Not Available
Rear shock absorber	Not Available
Saddle seat	Oval ST900 Tri With Ti Rails
Seat post extension	Kestrel Aero Carbon With Ritchey Clamp System