Specialized HARDROCK 1999 VS Schwinn SIERRA GS 2001 specs comparison

Specialized Hardrock

General Infos

Model	Hardrock
Manufacturer	Specialized
Year of production	1999
Current price	Check price Here ==>
Color choice	- Mirror Red -Black Cherry
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches) - womens 15.5 (inches) - womens 18 (inches)
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 Hardrock'r
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Linear-pull Levers Lee Chi ProMax Linear-pull Brakes
Hubs for disc brakes	Q and R Rear: Shimano AceraX Front: Aluminum
Rims manufacturer	36-hole Weinmann 519
Spoke nipples type	Brass Nipples
Spoke wheel	2.0 (millimeters) Straight Gauge Chung Nan Stainless Steel

Frame and Body Specs

Frame materials	Chromoly Main Triangle and hi-tensile Steel Rear Stays
Frame type	TIG-welded
Handlebar construction	Specialized Alloy
Handlebar extender	Not Available
Handlebar stem details	Specialized A-1
Headset size	1 1/8 (inches) Threadless Specialized Headfirst Sport

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-UG50
Bottom bracket shell width	68 (millimeters) English
Bottom bracket type	122.5 (millimeters) Spindle Specialized Sport
Crankset parts and sizes	24/34/42 Teeth Specialized StrongArm
Gear shift levers	Grip Shift MRX-201
Rear gear set	11 - 32 Teeth 7-speed

Specialized Hardrock Fork System Data

Derailleur (Front)	Clamp-on 31.8 (millimeters) Shimano Alivio Top-swing
Derailleur (Rear)	Shimano Alivio
Fork material	Unicrown Crown Chromoly
Fork type	Specialized

Other Specs of Specialized Hardrock

Component group sets	Mountain Mix
Pedals details	Steel Specialized Platform
Rear shock absorber	Not Available
Saddle seat	Specialized Hardrock Men's
Seat post extension	Aluminum Pillar

Schwinn Sierra GS

General Infos

Model	Sierra GS
Manufacturer	Schwinn
Year of production	2001
Current price	Check price Here ==>
Color choice	- Gloss Black and Champagne -Deep Blue with Silver
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - womens 15 (inches) - womens 21 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.00 (inches) IRC Fiesterra
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro Linear-pull Levers Tektro Linear-pull Brakes
Hubs for disc brakes	Q and R Rear: Formula Aluminum Front: Formula Aluminum
Rims manufacturer	36-hole Aluminum
Spoke nipples type	Not Available
Spoke wheel	Stainless Steel

Frame and Body Specs

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

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 Shimano Tourney
Gear shift levers	SRAM 4.0 Half Pipe
Rear gear set	14 - 28 Teeth 7-speed

Schwinn Sierra GS Fork System Data

Derailleur (Front)	Shimano Tourney
Derailleur (Rear)	SRAM 3.0
Fork material	Unicrown Crown Chromoly
Fork type	Schwinn

Other Specs of Schwinn Sierra GS

Component group sets	Mountain Mix
Pedals details	Platform
Rear shock absorber	Not Available
Saddle seat	Schwinn Comfort
Seat post extension	Schwinn Glide Along Suspension