Trek 820 2009 VS Specialized ERA COMP 2008 specs comparison

Trek 820

General Infos

Model	820
Manufacturer	Trek
Year of production	2009
Current price	Check price Here ==>
Color choice	- Gloss Black and Gloss White -Matte Black
Sizes	- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches)
Sizes	- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Bontrager Connection Trail
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-50 EZ Fire Integrated Levers Tektro V-brake Brakes
Hubs for disc brakes	Alloy
Rims manufacturer	Matrix 550
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Trek Custom Steel With CroMoly Seat Tube
Frame type	TIG-welded
Handlebar construction	Bontrager Approved
Handlebar extender	Optional
Handlebar stem details	Bontrager Approved
Headset size	1 1/8 (inches) Threadless VP A76C-TK

Gearing Specifications

Bicycle chain	Not Available
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	28/38/48 Teeth SR Suntour XCC T-208
Gear shift levers	Shimano EF-50 EZ Fire Integrated
Rear gear set	13 - 34 Teeth 7-speed

Trek 820 Fork System Data

Derailleur (Front)	Shimano C051
Derailleur (Rear)	Shimano Acera
Fork material	Single Crown
Fork type	63 (millimeters) Travel SR Suntour M-2025

Other Specs of Trek 820

Component group sets	Shimano Mix
Pedals details	Nylon Platform
Rear shock absorber	Not Available
Saddle seat	Bontrager Approved
Seat post extension	Bontrager Approved

Specialized ERA Comp

General Infos

Model	ERA Comp
Manufacturer	Specialized
Year of production	2008
Current price	Check price Here ==>
Color choice	-Red
Sizes	- Womens 13.5 (inches) - womens 15.5 (inches) - womens 17 (inches) - womens 18 (inches)

Wheels And Breaking System

Bike front tire	Rear: 26x2.00 (inches) Specialized Fast Track Control LK Front: 26 X 2.00 (inches) Specialized Fast Track Control LK
Bike rear tire	Not Available
Bike wheel size	Rear: 26x2.00 (inches) Wheels Front: 26 (inches)
Brakeset type	160 (millimeters) Brakes Avid Juicy 5 SL Levers Avid Juicy 5 SL
Hubs for disc brakes	Rear: Shimano M525 Disc Front: Specialized Hi Lo Disc
Rims manufacturer	28-hole and 32-hole DT Swiss X420
Spoke nipples type	Alloy Niples
Spoke wheel	15ga. Straight Gauge DT Swiss Stainless Steel

Frame and Body Specs

Frame materials	M5 Aluminum
Frame type	TIG-welded
Handlebar construction	31.8 6 Back 600 (millimeters) Wide Specialized OS XC Flat 2014 Alloy Bar
Handlebar extender	Optional
Handlebar stem details	3D Forged With CNC Finish 31.8 (millimeters) Clamp Specialized
Headset size	1 1/8 (inches) Threadless Threadless

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) SRAM PC-971 With Power Link
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano M542
Crankset parts and sizes	22/32/44 Teeth Shimano M542
Gear shift levers	SRAM X-7 Trigger
Rear gear set	11 - 34 Teeth 9-speed

Specialized ERA Comp Fork System Data

Derailleur (Front)	Dual-pull and clamp-on 34.9 (millimeters) Shimano M581 LX
Derailleur (Rear)	SRAM X.9
Fork material	Single Crown Aluminum
Fork type	90 (millimeters) Travel Fox F90RL

Other Specs of Specialized ERA Comp

Component group sets	Mountain Mix
Pedals details	Crank Brothers Smarty
Rear shock absorber	Not Available
Saddle seat	Hollow Cr-Mo Rails Specialized Women's Ariel
Seat post extension	30.9 (millimeters) Diameter Alloy Single Bolt Setback