Trek PORTLAND 2007 VS Jamis COMMUTER 1 2011 specs comparison

Trek Portland

General Infos

Model	Portland
Manufacturer	Trek
Year of production	2007
Current price	Check price Here ==>
Color choice	-Burnt Orange
Sizes	- 50cm (centimeters) - 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 60cm (centimeters)
Sizes	- 50cm (centimeters) - 52cm (centimeters) - 54cm (centimeters) - 56cm (centimeters) - 58cm (centimeters) - 60cm (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 Front and Avid BB-7 Disc Rear Brakes
Hubs for disc brakes	Bontrager Select Road Disc
Rims manufacturer	24-hole Bontrager Select Road Disc
Spoke nipples type	Not Available
Spoke wheel	Bontrager

Frame and Body Specs

Frame materials	Alpha SLR Aluminum
Frame type	TIG-welded
Handlebar construction	Bontrager Select
Handlebar extender	Not Available
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
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	Unicrown Crown Carbon
Fork type	Bontrager Satellite Elite Disc

Other Specs of Trek Portland

Component group sets	Shimano 105
Pedals details	Shimano PD-M520
Rear shock absorber	Not Available
Saddle seat	Bontrager Select City
Seat post extension	Bontrager Select

Jamis Commuter 1

General Infos

Model	Commuter 1
Manufacturer	Jamis
Year of production	2011
Current price	Check price Here ==>
Color choice	- pearl white - sangria -Black pearl
Sizes	- M: 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 F: 14 (inches) - 18 (inches)

Wheels And Breaking System

Bike front tire	700 X 32c CST Marathon and Tour
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Tektro Alloy 4-finger Levers Alloy Direct Pull Brakes
Hubs for disc brakes	Formula Alloy
Rims manufacturer	36-hole Alex R-1000
Spoke nipples type	Not Available
Spoke wheel	14ga. Stainless Steel Stainless

Frame and Body Specs

Frame materials	6061 Triple Gauge Aluminum
Frame type	Aluminum
Handlebar construction	Jamis ARC
Handlebar extender	Optional
Handlebar stem details	Jamis Alloy
Headset size	1 1/8 (inches) Threaded

Gearing Specifications

Bicycle chain	KMC Z7
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	129 (millimeters) Spindle VP Sealed Cartridge
Crankset parts and sizes	44T Teeth Forged Alloy
Gear shift levers	Shimano Revo Shift SL-RS43
Rear gear set	14 - 34 Teeth 7-speed

Jamis Commuter 1 Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Shimano Altus
Fork material	Steel
Fork type	Hi Ten

Other Specs of Jamis Commuter 1

Component group sets	Co (millimeters)uter Mix
Pedals details	Comfort Platform
Rear shock absorber	Not Available
Saddle seat	Jamis Metro
Seat post extension	27.2 (millimeters) Diameter Jamis Alloy Micro-adjust