Specialized ROUBAIX EXPERT ULTEGRA 2008 VS Argon 18 HELIUM CHORUS 2003 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

Argon 18 Helium Chorus

General Infos

Model	Helium Chorus
Manufacturer	Argon 18
Year of production	2003
Current price	Check price Here ==>
Color choice	- Yellow and Black -Graphite and Black
Sizes	- 46cm (centimeters) - 51cm (centimeters) - 54cm (centimeters) - 57cm (centimeters) - 60cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 23c Michelin Axial Pro Race
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Campagnolo Chorus Ergo Levers Campagnolo Chorus Dual Pivot Brakes
Hubs for disc brakes	Campagnolo Chorus
Rims manufacturer	Mavic CXP 33
Spoke nipples type	Not Available
Spoke wheel	Mavic Stainless Steel

Frame and Body Specs

Frame materials	Carbon Fiber Aluminum
Frame type	Bonded
Handlebar construction	3T Forgie XL
Handlebar extender	Not Available
Handlebar stem details	3T Forgie XL
Headset size	1 1/8 (inches) Integrated Cane Creek

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Campagnolo Chorus
Bottom bracket shell width	68 (millimeters) American
Bottom bracket type	109.5 (millimeters) Spindle Campagnolo Chorus
Crankset parts and sizes	39/53 Teeth Campagnolo Chorus
Gear shift levers	Campagnolo Chorus Ergo
Rear gear set	12 - 25 Teeth 10-speed

Argon 18 Helium Chorus Fork System Data

Derailleur (Front)	Braze-on Campagnolo Chorus
Derailleur (Rear)	Campagnolo Chorus
Fork material	Aero Crown Carbon Fiber Composite With Carbon Fiber Steerer
Fork type	Argon 18

Other Specs of Argon 18 Helium Chorus

Component group sets	Campagnolo Chorus
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Selle Italia SLR
Seat post extension	27.2 (millimeters) Diameter U.S.E. Alien