Trek 820 2004 VS GT AVALANCHE 3.0 DISC 2006 specs comparison

Trek 820

General Infos

Model	820
Manufacturer	Trek
Year of production	2004
Current price	Check price Here ==>
Color choice	- Blue and Silver -Black and Red
Sizes	- 13 (inches) - 15.5 (inches) - 17.5 (inches) - 19.5 (inches) - 21.5 (inches) - womens 13 (inches) - womens 17.5 (inches)
Sizes	- 13 (inches) - 15.5 (inches) - 17.5 (inches) - 19.5 (inches) - 21.5 (inches) - womens 13 (inches) - womens 17.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) Bontrager Connection
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Aluminum Linear-pull Levers Aluminum Linear-pull Brakes
Hubs for disc brakes	Q and R Aluminum
Rims manufacturer	32-hole Matrix 550
Spoke nipples type	Brass Nipples
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Hi-tensile Steel
Frame type	TIG-welded
Handlebar construction	1.25 (inches) Rise Aluminum
Handlebar extender	Optional
Handlebar stem details	Aluminum Threadless
Headset size	1 1/8 (inches) Threadless Aheadset

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches)
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	28/38/48 Teeth Suntour XCC-100
Gear shift levers	Shimano Altus EF-29
Rear gear set	13 - 30 Teeth 7-speed

Trek 820 Fork System Data

Derailleur (Front)	Shimano C051
Derailleur (Rear)	Shimano Altus
Fork material	Single Crown Aluminum
Fork type	63 (millimeters) Travel RST 191 CL

Other Specs of Trek 820

Component group sets	Mountain Mix
Pedals details	Nylon Platform
Rear shock absorber	Not Available
Saddle seat	Bontrager Sport
Seat post extension	Aluminum Micro-adjust

GT Avalanche 3.0 Disc

General Infos

Model	Avalanche 3.0 Disc
Manufacturer	GT
Year of production	2006
Current price	Check price Here ==>
Color choice	- Silver -Red
Sizes	- Xsmall - small - medium - large - xlarge

Wheels And Breaking System

Bike front tire	Rear: 26 X 1.95 (inches) Tioga Factory XC Front: 26 X 1.95 (inches) Tioga Factory Extreme
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano ST-EF29 Levers Cable Actuated Disc Brake Cable Actuated Disc Brake Rear Brakes Front and Tektro IO Tektro IO
Hubs for disc brakes	Rear: Alloy 8 Speed Cassette With QR For Disc Front: Alloy QR For Disc
Rims manufacturer	Alloy Double Wall ATB
Spoke nipples type	Brass CP
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	GT Triple Triangle Design 6061 Aluminum
Frame type	TIG-welded
Handlebar construction	6 Degree Bend Anatomically Sized 20 (millimeters) Rise
Handlebar extender	Not Available
Handlebar stem details	Threadless 25 Degree Rise With Four Bolt Alum Face Plate GT ATB
Headset size	1 1/8 (inches) TH Zero Stack

Gearing Specifications

Bicycle chain	Shimano
Bottom bracket shell width	Not Available
Bottom bracket type	Cartridge Sealed
Crankset parts and sizes	22/32/42 Teeth Suntour XCT-252
Gear shift levers	Shimano ST-EF29
Rear gear set	11 - 32 Teeth 8-speed

GT Avalanche 3.0 Disc Fork System Data

Derailleur (Front)	Shimano M330
Derailleur (Rear)	Shimano Acera
Fork material	Aluminum
Fork type	85 (millimeters) SR Suntour XCT

Other Specs of GT Avalanche 3.0 Disc

Component group sets	Mountain Mix
Pedals details	Steel Cage Toe Clip Compatible ATB Resin Body
Rear shock absorber	Not Available
Saddle seat	WTB Speed V
Seat post extension	Alloy Micro Adjust