Trek 520 1997 VS Trek PORTLAND 2008 specs comparison

Trek 520

General Infos

Model	520
Manufacturer	Trek
Year of production	1997
Current price	Check price Here ==>
Color choice	-Forest green
Sizes	- 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches) - 25 (inches)
Sizes	- 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches) - 25 (inches)

Wheels And Breaking System

Bike front tire	700 X 28c Continental Super Sport
Bike rear tire	Not Available
Bike wheel size	700c Wheels
Brakeset type	Shimano RSX Levers Shimano STX-RC M-System Brakes
Hubs for disc brakes	Shimano STX
Rims manufacturer	36-hole Matrix Vapor
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge DT Stainless Steel

Frame and Body Specs

Frame materials	Double-butted Chromoly
Frame type	TIG-welded
Handlebar construction	System 1
Handlebar extender	Not Available
Handlebar stem details	System 1
Headset size	1 (inches) Tange-Seiki CDS

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG70
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	118 (millimeters) Spindle Shimano BB-LP26
Crankset parts and sizes	26/36/46 Teeth Shimano RSX
Gear shift levers	Shimano RSX STI Dual Control
Rear gear set	11 - 28 Teeth 7-speed

Trek 520 Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano RSX Top-swing
Derailleur (Rear)	Shimano RSX GS
Fork material	Unicrown Crown Chromoly
Fork type	Trek

Other Specs of Trek 520

Component group sets	Shimano RSX
Pedals details	System 2 With Clips & Straps
Rear shock absorber	Not Available
Saddle seat	Velo VL-209
Seat post extension	27.2 (millimeters) Diameter System 1

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)

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