Schwinn SIERRA GS 1999 VS Specialized HARDROCK CLASSIC 1998 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 Hardrock Classic

General Infos

Model	Hardrock Classic
Manufacturer	Specialized
Year of production	1998
Current price	Check price Here ==>
Color choice	- metallic dark green -Light silver and blue
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches) - womens 15.5 (inches) - womens 18 (inches)

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) Specialized Crossroads III
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Aluminum Levers Shimano Cantilever Brakes
Hubs for disc brakes	Q and R Aluminum
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	Aluminum
Handlebar extender	Optional
Handlebar stem details	Specialized Fast Fit
Headset size	1 1/8 (inches) Steel

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-UG50
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	Not Available
Crankset parts and sizes	24/34/42 Teeth Specialized Strong Arm
Gear shift levers	Grip Shift MRX-170
Rear gear set	11 - 28 Teeth 7-speed

Specialized Hardrock Classic Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 31.8 (millimeters) Shimano AceraX Top-swing
Derailleur (Rear)	Shimano AceraX
Fork material	Unicrown Crown Chromoly
Fork type	Specialized

Other Specs of Specialized Hardrock Classic

Component group sets	Mountain Mix
Pedals details	Resin
Rear shock absorber	Not Available
Saddle seat	Specialized Supersoft Total Comfort
Seat post extension	30.4 (millimeters) Diameter Aluminum Micro-adjust