Trek 2.1 C 2009 VS Co-Motion RISTRETTO (DOUBLE) 2007 specs comparison

Trek 2.1 C

General Infos

Model	2.1 C
Manufacturer	Trek
Year of production	2009
Current price	Check price Here ==>
Color choice	-White and Apple Seed Blue Fade
Sizes	- 43cm (centimeters) - 50cm (centimeters) - 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 60cm (centimeters) - 62cm (centimeters) - 64cm (centimeters)
Sizes	- 43cm (centimeters) - 50cm (centimeters) - 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 60cm (centimeters) - 62cm (centimeters) - 64cm (centimeters)

Wheels And Breaking System

Bike front tire	650/700 X 25c Bontrager Select
Bike rear tire	Not Available
Bike wheel size	650c and 700c Wheels
Brakeset type	Shimano Tiagra STI Levers Alloy Dual Pivot Brakes
Hubs for disc brakes	Bontrager SSR
Rims manufacturer	Bontrager SSR
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Alpha Black Aluminum With TCT Carbon Stays
Frame type	TIG-welded
Handlebar construction	Bontrager Race Lite
Handlebar extender	Optional
Handlebar stem details	Bontrager Race Lite
Headset size	1 1/8 (inches) Threadless Aheadset Slimstak

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	34/50 Teeth FSA Gossamer Compact
Gear shift levers	Shimano Tiagra STI
Rear gear set	11 - 26 Teeth 9-speed

Trek 2.1 C Fork System Data

Derailleur (Front)	Shimano Tiagra
Derailleur (Rear)	Shimano 105
Fork material	Aero Crown Carbon and aluminum Steerer
Fork type	Bontrager Race Carbon

Other Specs of Trek 2.1 C

Component group sets	Shimano Tiagra
Pedals details	Alloy and nylon Road
Rear shock absorber	Not Available
Saddle seat	Bontrager Race Basic
Seat post extension	Bontrager Carbon

Co-Motion Ristretto (Double)

General Infos

Model	Ristretto (Double)
Manufacturer	Co-Motion
Year of production	2007
Current price	Check price Here ==>
Color choice	-Choice of 30 standard PPG
Sizes	- 48cm (centimeters) - 50cm (centimeters) - 52cm (centimeters) - 53cm (centimeters) - 54cm (centimeters) - 55cm (centimeters) - 56cm (centimeters) - 57cm (centimeters) - 58cm (centimeters) - 59cm (centimeters) - 60cm (centimeters) - 61cm (centimeters) - 62cm (centimeters) - 63cm (centimeters) - 64cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 23c Michelin Pro Race
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Ultegra 6600 STI Levers Shimano Ultegra Brakes
Hubs for disc brakes	Easton Circuit
Rims manufacturer	Easton Circuit
Spoke nipples type	Not Available
Spoke wheel	Easton

Frame and Body Specs

Frame materials	Easton Ultralight 7005 Aluminum
Frame type	TIG-welded
Handlebar construction	Deda 215
Handlebar extender	Optional
Handlebar stem details	Ritchey Pro
Headset size	1 1/8 (inches) Threadless Chris King Threadless

Gearing Specifications

Bicycle chain	Shimano CN-6600
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano Ultegra 6600 Hollowtech II
Crankset parts and sizes	39/53 Teeth Shimano Ultegra
Gear shift levers	Shimano Ultegra 6600 STI
Rear gear set	12 Teeth 10-speed

Co-Motion Ristretto (Double) Fork System Data

Derailleur (Front)	Shimano Ultegra 6600
Derailleur (Rear)	Shimano Ultegra 6600
Fork material	Aero Crown Carbon Fiber
Fork type	Reynolds Ouzo Pro

Other Specs of Co-Motion Ristretto (Double)

Component group sets	Shimano Ultrega 6600
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	Titanium Rails Selle Italia Flite
Seat post extension	27.2 (millimeters) Diameter American Classic