GT TIMBERLINE 1994 VS Trek 820 1997 specs comparison

GT Timberline

General Infos

Model	Timberline
Manufacturer	GT
Year of production	1994
Current price	Check price Here ==>
Color choice	-Not found
Sizes	- 14.5 (inches) - 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches)
Sizes	- 14.5 (inches) - 16 (inches) - 18 (inches) - 20 (inches) - 22 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Tioga Psycho II
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Levers Shimano Alivio Brakes
Hubs for disc brakes	Shimano Alivio
Rims manufacturer	Araya AP-21
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Chromoly
Frame type	TIG-welded Steel
Handlebar construction	GT Ergo 1-piece Bar and Bar Ends
Handlebar extender	Not Available
Handlebar stem details	GT ATB Chromoly
Headset size	Not Available

Gearing Specifications

Bicycle chain	Shimano HyperGlide
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	24/34/42 Teeth Shimano Alivio Upgrade Edition HyperDrive-C
Gear shift levers	Shimano Alivio MC11 Rapidfire Plus With Optical Gear Display
Rear gear set	11 - 28 Teeth 7-speed

GT Timberline Fork System Data

Derailleur (Front)	Shimano Alivio Upgrade Edition
Derailleur (Rear)	Shimano Alivio Upgrade Edition
Fork material	Not Available
Fork type	Unicrown Chromoly

Other Specs of GT Timberline

Component group sets	Shimano Alivio
Pedals details	MTB Steel Cage
Rear shock absorber	Not Available
Saddle seat	GT Gel Lite
Seat post extension	Alloy Micro-adjust

Trek 820

General Infos

Model	820
Manufacturer	Trek
Year of production	1997
Current price	Check price Here ==>
Color choice	- red -Black
Sizes	- 13.5 (inches) - 16.5 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches) - 24 (inches) - womens 17 (inches) - womens 20 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Trek Connection
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro RBP-371A Levers Shimano Altus Brakes
Hubs for disc brakes	Rear: Shimano Altus Front: Aluminum Quick Release
Rims manufacturer	36-hole Weinmann 519
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Chromoly Main Triangle and hi-tensile Steel Rear Stays
Frame type	TIG-welded
Handlebar construction	Steel
Handlebar extender	Optional
Handlebar stem details	Steel
Headset size	1 (inches) Victor VP-H913W Sealed

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-HG50
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	116 (millimeters) Spindle Shimano BB-LP26
Crankset parts and sizes	24/34/42 Teeth Shimano Altus
Gear shift levers	Grip Shift MRX-170
Rear gear set	11 - 28 Teeth 7-speed

Trek 820 Fork System Data

Derailleur (Front)	Bottom-pull and bottom Bracket Mount Shimano Altus
Derailleur (Rear)	Shimano Alivio
Fork material	Unicrown Crown Chromoly
Fork type	Trek

Other Specs of Trek 820

Component group sets	Shimano Alivio and Altus
Pedals details	Wellgo LU-945
Rear shock absorber	Not Available
Saddle seat	Trek
Seat post extension	26.6 (millimeters) Diameter Aluminum Micro-adjust