Trek 820 2009 VS Giant BOULDER 2005 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

Giant Boulder

General Infos

Model	Boulder
Manufacturer	Giant
Year of production	2005
Current price	Check price Here ==>
Color choice	- Purple and Silver - Steel Blue and Gray Metallic -Black Metallic and Red Metallic
Sizes	- 12.5 (inches) - 14 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches) - womens 14 (inches) - womens 17 (inches) - womens 19 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Center Ridge All Terrain
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano EF-29 Front and Shimano ST-EF29 EZ Fire STI Rear Levers Aluminum Linear-pull Brakes
Hubs for disc brakes	Q and R Rear: Aluminum Nutted Front: Aluminum
Rims manufacturer	36-hole Aluminum
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Chromoly Seat Tube and hi-tensile Steel
Frame type	TIG-welded
Handlebar construction	Rise Steel
Handlebar extender	Optional
Handlebar stem details	Giant Alloy MTB
Headset size	1 1/8 (inches) Threadless Aheadset

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMC Z51
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	122.5 (millimeters) Spindle VP-BC73
Crankset parts and sizes	28/38/48 Teeth Suntour XCC-100
Gear shift levers	Shimano EF-29
Rear gear set	14 - 34 Teeth 7-speed

Giant Boulder Fork System Data

Derailleur (Front)	Shimano FD-C102
Derailleur (Rear)	Shimano Altus
Fork material	Single Crown Aluminum
Fork type	75 (millimeters) Travel InSync 323

Other Specs of Giant Boulder

Component group sets	Mountain Mix
Pedals details	Resin
Rear shock absorber	Not Available
Saddle seat	Giant Groove Plus
Seat post extension	Aluminum Micro-adjust