Trek 820 2007 VS Giant BOULDER (WHITE) 2010 specs comparison

Trek 820

General Infos

Model	820
Manufacturer	Trek
Year of production	2007
Current price	Check price Here ==>
Color choice	- Matte Navy and Matte Bluegray -Hot Orange and Metallic Dark Silver
Sizes	- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches)
Sizes	- 13 (inches) - 16 (inches) - 18 (inches) - 19.5 (inches) - 21 (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 Levers Tektro V 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	Hi-tensile Steel and chromoly
Frame type	TIG-welded
Handlebar construction	Bontrager Approved
Handlebar extender	Optional
Handlebar stem details	Bontrager Approved
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	28/38/48 Teeth SR XCC-T208
Gear shift levers	Shimano EF-50
Rear gear set	13 - 34 Teeth 7-speed

Trek 820 Fork System Data

Derailleur (Front)	Shimano C-051
Derailleur (Rear)	Shimano Acera
Fork material	Single Crown Aluminum and steel
Fork type	63 (millimeters) Travel RST 191 C7

Other Specs of Trek 820

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

Giant Boulder (white)

General Infos

Model	Boulder (white)
Manufacturer	Giant
Year of production	2010
Current price	Check price Here ==>
Color choice	-White
Sizes	- 12.5 (2XS) - 14(XS) - 16(S) - 18(M) - 20 - 22

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Kenda K-Rad
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-50 Levers Alloy Direct-Pull Brakes
Hubs for disc brakes	Alloy
Rims manufacturer	32-hole Alloy With Brushed Sidewalls
Spoke nipples type	Not Available
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Supersize Steel
Frame type	Not Available
Handlebar construction	50 (millimeters) Rise Steel
Handlebar extender	Optional
Handlebar stem details	Alloy
Headset size	1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	KMC Z51
Bottom bracket shell width	Not Available
Bottom bracket type	SR Suntour Cartridge
Crankset parts and sizes	28/38/48 Teeth SR Suntour XCC-T208
Gear shift levers	Shimano EF-50
Rear gear set	14 - 34 Teeth 7-speed

Giant Boulder (white) Fork System Data

Derailleur (Front)	Clamp-on Shimano C-102
Derailleur (Rear)	Shimano Altus
Fork material	Not Available
Fork type	80 (millimeters) Travel Spinner Grind 1

Other Specs of Giant Boulder (white)

Component group sets	Mountain Mix
Pedals details	Nylon Platform
Rear shock absorber	Not Available
Saddle seat	Giant Sport MTB
Seat post extension	30.9 (millimeters) Diameter Alloy 350 (millimeters)