Trek 850 1997 VS Schwinn SIERRA GS 1999 specs comparison

Trek 850

General Infos

Model	850
Manufacturer	Trek
Year of production	1997
Current price	Check price Here ==>
Color choice	-Dark blue
Sizes	- 13 (inches) - 16.5 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches)
Sizes	- 13 (inches) - 16.5 (inches) - 18 (inches) - 19.5 (inches) - 21 (inches) - 22.5 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Trek Kahuna
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano STX Levers Shimano Alivio M-System Brakes
Hubs for disc brakes	Rear: Shimano Alivio Front: Aluminum Quick Release
Rims manufacturer	32-hole Matrix Guru
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Marwi Stainless Steel

Frame and Body Specs

Frame materials	Double-butted True Temper Chromoly
Frame type	TIG-welded
Handlebar construction	Aluminum
Handlebar extender	Optional
Handlebar stem details	Chromoly
Headset size	1 (inches) Victor VP-H913W Sealed

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-IG31
Bottom bracket shell width	73 (millimeters) English
Bottom bracket type	110 (millimeters) Spindle Shimano BB-LP26
Crankset parts and sizes	24/34/42 Teeth Shimano Alivio
Gear shift levers	Shimano STX-RC RapidFire SL
Rear gear set	11 - 30 Teeth 7-speed

Trek 850 Fork System Data

Derailleur (Front)	Top-pull and clamp-on 28.6 (millimeters) Shimano Alivio
Derailleur (Rear)	Shimano STX
Fork material	Unicrown Crown Chromoly
Fork type	Trek

Other Specs of Trek 850

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

Schwinn Sierra GS

General Infos

Model	Sierra GS
Manufacturer	Schwinn
Year of production	1999
Current price	Check price Here ==>
Color choice	- Metallic Lite Gold and Dark Gold -Metallic Dark Green and Sage Green
Sizes	- L - M - S - Women's M - Women's S - Women's XS - XL - XS

Wheels And Breaking System

Bike front tire	Schwinn Moab Sweet Roll
Bike rear tire	Not Available
Bike wheel size	Not Available
Brakeset type	Tektro Linear-pull Levers Tektro 824A Linear-pull Brakes
Hubs for disc brakes	Q and R Rear: Shimano RM40 Front: Formula Aluminum
Rims manufacturer	36-hole Alloy
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	Butted Aluminum
Frame type	TIG-welded
Handlebar construction	2 (inches) Rise Steel
Handlebar extender	Optional
Handlebar stem details	K2 Flexstem
Headset size	1 1/8 (inches) Steel

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches)
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano Cartridge
Crankset parts and sizes	22/32/42 Teeth Shimano AceraX
Gear shift levers	Grip Shift MRX-170
Rear gear set	11 - 28 Teeth 7-speed

Schwinn Sierra GS Fork System Data

Derailleur (Front)	Shimano AceraX Top-swing
Derailleur (Rear)	Shimano AceraX
Fork material	Unicrown Crown Chromoly
Fork type	Schwinn

Other Specs of Schwinn Sierra GS

Component group sets	Mountain Mix
Pedals details	Resin Platform
Rear shock absorber	Not Available
Saddle seat	Schwinn Super Soft Plus
Seat post extension	Suspension Aluminum