Specialized ROUBAIX SL4 DOUBLE 2015 VS Felt AR2 ULTEGRA DI2 2013 specs comparison

Specialized ROUBAIX SL4 DOUBLE

General Infos

Model	ROUBAIX SL4 DOUBLE
Manufacturer	Specialized
Year of production	2015
Current price	Check price Here ==>
Color choice	-Satin Carbon and Charcoal
Sizes	- 49 (centimeters) - 52 (centimeters) - 54 (centimeters) - 56 (centimeters) - 58 (centimeters) - 61cm (centimeters)
Sizes	- 49 (centimeters) - 52 (centimeters) - 54 (centimeters) - 56 (centimeters) - 58 (centimeters) - 61cm (centimeters)

Wheels And Breaking System

Bike front tire	60TPI 700x25c Double BlackBelt Protection Folding Bead Specialized Espoir Elite
Bike rear tire	Not Available
Bike wheel size	700c
Brakeset type	AXIS 1.0
Hubs for disc brakes	AXIS 1.0
Rims manufacturer	AXIS 1.0
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Carbon Fiber
Frame type	1-1/8 (inches) To 1-3/8 (inches) Headtube OSBB Zertz Compact Race Design Internal Rear Brake Cable Specialized SL4 FACT 8r Carbon
Handlebar construction	125 (millimeters) Drop 6061 Alloy 70 (millimeters) Reach Shallow Drop Specialized Comp
Handlebar extender	Not Available
Handlebar stem details	12-degree Rise 3D Forged Alloy 4-bolt Specialized Comp Multi
Headset size	1-3/8 (inches) Lower 20 (millimeters) Cone Spacer Cr-Mo Cartridge Bearings With 20 (millimeters) Of Spacers 1-1/8 (inches) Upper

Gearing Specifications

Bicycle chain	9-speed Reusable Missing Link KMC X9
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	50/34 Shimano Sora
Gear shift levers	Shimano Sora STI
Rear gear set	11-32 9-speed Shimano HG-50

Specialized ROUBAIX SL4 DOUBLE Fork System Data

Derailleur (Front)	Braze-on Shimano Sora
Derailleur (Rear)	Shimano Sora
Fork material	Carbon Fiber
Fork type	Specialized FACT Carbon

Other Specs of Specialized ROUBAIX SL4 DOUBLE

Component group sets	Shimano Sora
Pedals details	Loose-ball With Reflectors Nylon Flat Test Ride
Rear shock absorber	Not Available
Saddle seat	143 (millimeters) Hollow Cr-Mo Rails Body Geometry Toup+¬ Sport
Seat post extension	27.2 (millimeters) FACT Carbon Single Bolt Specialized CG-R

Felt AR2 Ultegra Di2

General Infos

Model	AR2 Ultegra Di2
Manufacturer	Felt
Year of production	2013
Current price	Check price Here ==>
Color choice	-Matte Carbon
Sizes	- 51cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 61cm (centimeters)

Wheels And Breaking System

Bike front tire	Vittoria Rubino Pro 700x23
Bike rear tire	Not Available
Bike wheel size	Not Available
Brakeset type	Shimano Ultegra
Hubs for disc brakes	Not Available
Rims manufacturer	Fulcrum Racing 4
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Felt Aero Road UHC
Frame type	Not Available
Handlebar construction	3T Ergonova Team
Handlebar extender	Not Available
Handlebar stem details	3T ARX Team
Headset size	FSA Integrated

Gearing Specifications

Bicycle chain	Shimano Ultegra
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano Hollowtech II
Crankset parts and sizes	Shimano Ultegra 53/39t
Gear shift levers	Shimano Ultegra Di2
Rear gear set	2x10 Speeds

Felt AR2 Ultegra Di2 Fork System Data

Derailleur (Front)	Shimano Ultegra Di2
Derailleur (Rear)	Shimano Ultegra Di2
Fork material	Not Available
Fork type	Felt Aero Road UHC

Other Specs of Felt AR2 Ultegra Di2

Component group sets	Not Available
Pedals details	Not Available
Rear shock absorber	Unavailable Rear Shock
Saddle seat	Prologo Zero
Seat post extension	Felt Aero UHC