Trek PORTLAND 2008 VS Jamis AURORA 2007 specs comparison

Trek Portland

General Infos

Model	Portland
Manufacturer	Trek
Year of production	2008
Current price	Check price Here ==>
Color choice	-Ucru Pearl
Sizes	- 50cm (centimeters) - 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 60cm (centimeters) - 63cm (centimeters)
Sizes	- 50cm (centimeters) - 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 60cm (centimeters) - 63cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 28c Bontrager Race Lite Hardcase
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano 105 STI Levers Avid BB-7 Disc Brakes
Hubs for disc brakes	Bontrager Select Road Disc
Rims manufacturer	Bontrager Select Road Disc
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Alpha Black Aluminum
Frame type	TIG-welded
Handlebar construction	Bontrager Select VR OS
Handlebar extender	Optional
Handlebar stem details	Bontrager Race
Headset size	Aheadset Slimstak

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	30/39/50 Teeth Shimano 105 Triple
Gear shift levers	Shimano 105 STI
Rear gear set	12 - 27 Teeth 10-speed

Trek Portland Fork System Data

Derailleur (Front)	Shimano Ultegra
Derailleur (Rear)	Shimano 105
Fork material	Aero Crown Carbon
Fork type	Bontrager Satellite Elite Disc

Other Specs of Trek Portland

Component group sets	Shimano 105
Pedals details	Shimano 520
Rear shock absorber	Not Available
Saddle seat	Bontrager Select City
Seat post extension	Bontrager Select

Jamis Aurora

General Infos

Model	Aurora
Manufacturer	Jamis
Year of production	2007
Current price	Check price Here ==>
Color choice	-Copper and Ivory
Sizes	- 47cm (centimeters) - 50cm (centimeters) - 53cm (centimeters) - 55cm (centimeters) - 57cm (centimeters) - 59cm (centimeters) - 62cm (centimeters)

Wheels And Breaking System

Bike front tire	700 X 28c Vittoria Zaffiro
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano Tiagra Levers Tektro Cantilever Brakes
Hubs for disc brakes	Shimano Tiagra
Rims manufacturer	36-hole Alex ACE19
Spoke nipples type	Not Available
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Reynolds 520 Double-butted Chromoly
Frame type	TIG-welded
Handlebar construction	Ritchey BioMax II Road
Handlebar extender	Optional
Handlebar stem details	Ritchey Road Adjustable
Headset size	1 1/8 (inches) Threadless Aheadset Alloy

Gearing Specifications

Bicycle chain	KMC Z9000
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	113 (millimeters) Spindle FSA Powerdrive
Crankset parts and sizes	30/42/52 Teeth FSA Vero Forged
Gear shift levers	Shimano Tiagra STI
Rear gear set	11 - 32 Teeth 9-speed

Jamis Aurora Fork System Data

Derailleur (Front)	28.6 (millimeters) Clamp Shimano Tiagra
Derailleur (Rear)	Shimano Deore
Fork material	Unicrown Crown Chromoly
Fork type	Jamis

Other Specs of Jamis Aurora

Component group sets	Touring Mix
Pedals details	Touring Platform
Rear shock absorber	Not Available
Saddle seat	Selle San Marco Ischia Plus
Seat post extension	27.2 (millimeters) Diameter Ritchey Road