Jamis COMET 2000 VS Trek ERWIN 2011 specs comparison

Jamis Comet

General Infos

Model	Comet
Manufacturer	Jamis
Year of production	2000
Current price	Check price Here ==>
Color choice	-Metallic GTO
Sizes	- 47cm (centimeters) - 49cm (centimeters) - 51cm (centimeters) - 53cm (centimeters) - 55cm (centimeters) - 57cm (centimeters) - 59cm (centimeters) - 61cm (centimeters)
Sizes	- 47cm (centimeters) - 49cm (centimeters) - 51cm (centimeters) - 53cm (centimeters) - 55cm (centimeters) - 57cm (centimeters) - 59cm (centimeters) - 61cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 23c Hutchinson Kronos
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Ultegra STI Levers Shimano Ultegra Dual Pivot Brakes
Hubs for disc brakes	Mavic Cosmic Elite
Rims manufacturer	20-hole Mavic Cosmic Elite
Spoke nipples type	Alloy Nipples
Spoke wheel	1.8 (millimeters) Double-butted Mavic Stainless Steel

Frame and Body Specs

Frame materials	Double-butted With Replaceable Derailleur Hanger 7005 Aluminum
Frame type	Brazed and welded
Handlebar construction	Profile Ha (millimeters)er
Handlebar extender	Not Available
Handlebar stem details	Profile Stiffy
Headset size	1 (inches) Cane Creek C2

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG92
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	118.5 (millimeters) Spindle Shimano BB-6500
Crankset parts and sizes	39/53 Teeth Shimano Ultegra
Gear shift levers	Shimano Ultegra STI Dual Control
Rear gear set	12 - 23 Teeth 9-speed

Jamis Comet Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano Ultegra
Derailleur (Rear)	Shimano Ultegra SS
Fork material	Unicrown Crown Carbon Fiber Composite
Fork type	Profile BRC

Other Specs of Jamis Comet

Component group sets	Shimano Ultegra
Pedals details	Optional
Rear shock absorber	Not Available
Saddle seat	SDG Satellite
Seat post extension	27.2 (millimeters) Diameter Thomson Elite

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