BH Bikes G4/ ULTEGRA SL 2008 VS Specialized AMIRA EXPERT 2010 specs comparison

BH Bikes G4/ Ultegra SL

General Infos

Model	G4/ Ultegra SL
Manufacturer	BH Bikes
Year of production	2008
Current price	Check price Here ==>
Color choice	-White and Carbon
Sizes	- 54cm (centimeters) - 55.5cm (centimeters) - 57cm (centimeters)
Sizes	- 54cm (centimeters) - 55.5cm (centimeters) - 57cm (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 SL Levers Shimano Ultegra SL Brakes
Hubs for disc brakes	Shimano Dura-Ace SL
Rims manufacturer	Shimano Dura-Ace SL
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	BH G4 Nano Carbon
Frame type	Monocoque
Handlebar construction	FSA Wing Pro
Handlebar extender	Optional
Handlebar stem details	FSA OS-99
Headset size	Not Available

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano Hollowtech II
Crankset parts and sizes	34/50 Teeth Shimano Ultegra SL Compact
Gear shift levers	Shimano Ultegra SL
Rear gear set	11 - 26 Teeth 10-speed

BH Bikes G4/ Ultegra SL Fork System Data

Derailleur (Front)	Shimano Ultegra SL
Derailleur (Rear)	Shimano Ultegra SL
Fork material	Aero Crown Carbon
Fork type	BH Carbon HM UL

Other Specs of BH Bikes G4/ Ultegra SL

Component group sets	Shimano Ultegra SL
Pedals details	Not Available
Rear shock absorber	Not Available
Saddle seat	Pro Logo Nago Ti
Seat post extension	Integrated Carbon Seat Mast

Specialized Amira Expert

General Infos

Model	Amira Expert
Manufacturer	Specialized
Year of production	2010
Current price	Check price Here ==>
Color choice	-Carbon and Blue
Sizes	- Womens 44cm (centimeters) - womens 48cm (centimeters) - womens 51cm (centimeters) - womens 54cm (centimeters) - womens 56cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 23c Specialized Mondo Pro II
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Ultegra Levers Shimano Ultegra Brakes
Hubs for disc brakes	Mavic Ksyrium Equipe
Rims manufacturer	Mavic Ksyrium Equipe
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Specialized FACT 8r Carbon
Frame type	FACT IS Construction
Handlebar construction	Specialized Pro Women's Ergo Alloy
Handlebar extender	Optional
Handlebar stem details	Specialized Pro-Set 3D Forged 4-bolt
Headset size	1 3/8 (inches)-1 1/8 (inches) Aheadset

Gearing Specifications

Bicycle chain	Shimano Ultegra
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano Ultegra
Crankset parts and sizes	50/34t Teeth Shimano Ultegra
Gear shift levers	Shimano Ultegra STI
Rear gear set	11 - 28 Teeth 10-speed

Specialized Amira Expert Fork System Data

Derailleur (Front)	Braze-on Shimano Ultegra
Derailleur (Rear)	Shimano Ultegra
Fork material	Aero Crown FACT Carbon
Fork type	Specialized Amira

Other Specs of Specialized Amira Expert

Component group sets	Shimano Ultegra
Pedals details	Not Available
Rear shock absorber	Not Available
Saddle seat	Specialized Body Geometry Ruby Gel With Hollow Cr-Mo Rails
Seat post extension	27.2 (millimeters) Diameter Specialized FACT Carbon With Zertz Insert