Schwinn SIERRA GS 1999 VS Specialized ROCKHOPPER 1994 specs comparison

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
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

Specialized Rockhopper

General Infos

Model	Rockhopper
Manufacturer	Specialized
Year of production	1994
Current price	Check price Here ==>
Color choice	-Not found
Sizes	- 14.5 (inches) - 16.5 (inches) - 18 (inches) - 20 (inches) - 22 (inches)

Wheels And Breaking System

Bike front tire	Specialized Ground Control
Bike rear tire	Not Available
Bike wheel size	Not Available
Brakeset type	Levers Shimano Alivio Brakes
Hubs for disc brakes	Shimano Alivio
Rims manufacturer	32-hole Araya GP-710
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	Specialized Direct Drive Light Double-butted Chromoly
Frame type	TIG-welded Steel
Handlebar construction	Flat Alloy
Handlebar extender	Not Available
Handlebar stem details	TIG-welded Chromoly
Headset size	Not Available

Gearing Specifications

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

Specialized Rockhopper Fork System Data

Derailleur (Front)	Shimano Alivio
Derailleur (Rear)	Shimano STX
Fork material	Not Available
Fork type	Specialized Direct Drive Chromoly

Other Specs of Specialized Rockhopper

Component group sets	Shimano Alivio
Pedals details	HTI P-48
Rear shock absorber	Not Available
Saddle seat	Perforated Cover Specialized Gel Foam
Seat post extension	Alloy Micro-adjust