Specialized TARMAC EXPERT ULTEGRA 2008 VS Trek ERWIN 2011 specs comparison

Specialized Tarmac Expert Ultegra

General Infos

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

Wheels And Breaking System

Bike front tire	700 X 23c Specialized Mondo 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	QR QR Rear: Fulcrum Racing 5 Evolution Cassette Front: Fulcrum Racing 5 Evolution
Rims manufacturer	Fulcrum Racing 5
Spoke nipples type	Not Available
Spoke wheel	Stainless Steel

Frame and Body Specs

Frame materials	Triple Monocoque Specialized FACT 8r Carbon
Frame type	Bonded and monocoque
Handlebar construction	31.8 (millimeters) Specialized Pro
Handlebar extender	Optional
Handlebar stem details	31.8 (millimeters) Clamp Specialized Comp-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	39/53 Teeth Shimano Ultegra
Gear shift levers	Shimano Ultegra STI Dual Control
Rear gear set	12 - 27 Teeth 10-speed

Specialized Tarmac Expert Ultegra Fork System Data

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

Other Specs of Specialized Tarmac Expert Ultegra

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

Trek Erwin

General Infos

Model	Erwin
Manufacturer	Trek
Year of production	2011
Current price	Check price Here ==>
Color choice	-Matte Crystal Pearl White
Sizes	- 50cm (centimeters) - 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 61cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 34c Bontrager Jones CXR
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Tiagra Levers Avid Shorty 4 Brakes
Hubs for disc brakes	Bontrager SSR
Rims manufacturer	Bontrager SSR
Spoke nipples type	Not Available
Spoke wheel	Bontrager SSR

Frame and Body Specs

Frame materials	Custom-butted Platinum Steel
Frame type	TIG-welded
Handlebar construction	Bontrager Race Anatomic-C
Handlebar extender	Optional
Handlebar stem details	Bontrager SSR
Headset size	1 1/8 (inches) Aheadset

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	36/46 Teeth FSA Gossamer Mega Exo
Gear shift levers	Shimano Tiagra
Rear gear set	11 - 26 Teeth 9-speed

Trek Erwin Fork System Data

Derailleur (Front)	Shimano Tiagra
Derailleur (Rear)	Shimano Tiagra
Fork material	Aero
Fork type	Bontrager Race Lite Cross

Other Specs of Trek Erwin

Component group sets	Shimano Tiagra
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Bontrager Evoke 1
Seat post extension	27.2 (millimeters) Diameter Bontrager Race