Specialized ROCKHOPPER DISC 2008 VS Schwinn SIERRA SL 2001 specs comparison

Specialized Rockhopper Disc

General Infos

Model	Rockhopper Disc
Manufacturer	Specialized
Year of production	2008
Current price	Check price Here ==>
Color choice	- black -White
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.0 (inches) Specialized Fast Trak LK Sport Wire
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid FR-5 Levers Avid BB-5 With 6 (inches) Rotor Brakes
Hubs for disc brakes	Specialized Hi-Lo Disc
Rims manufacturer	28-hole and 32-hole Specialized and Alex RHD 26
Spoke nipples type	Alloy Nipples
Spoke wheel	15ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	M4 Manipulated Alloy
Frame type	TIG-welded
Handlebar construction	Specialized Alloy XC Riser
Handlebar extender	Optional
Handlebar stem details	Specialized 3D Forged Alloy 31.8 (millimeters)
Headset size	1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMX X8
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	126 (millimeters) Spindle Shimano BB-ES25
Crankset parts and sizes	22/32/44 Teeth Shimano FC-M341-8
Gear shift levers	Shimano Acera SL-MC40
Rear gear set	11 - 32 Teeth 8-speed

Specialized Rockhopper Disc Fork System Data

Derailleur (Front)	Top Swing Shimano Altus FD-M310-6
Derailleur (Rear)	Shimano Alivio RD-M410
Fork material	Single Crown Crown Aluminum and steel and magnesium
Fork type	100 (millimeters) Travel RockShox Dart 3 SL

Other Specs of Specialized Rockhopper Disc

Component group sets	Mountain Mix
Pedals details	Steel Cage and composite Body
Rear shock absorber	Not Available
Saddle seat	Specialized XC With Kevlar Sides
Seat post extension	30.9 (millimeters) Diameter Specialized Alloy Two Bolt

Schwinn Sierra SL

General Infos

Model	Sierra SL
Manufacturer	Schwinn
Year of production	2001
Current price	Check price Here ==>
Color choice	-Elecroplate Silver with Deep Forest Green
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 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	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	Tioga 1/18 (inches) Sealed

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	22/32/44 Teeth TruVativ 5D
Gear shift levers	SRAM ESP 5.0
Rear gear set	11 - 34 Teeth 8-speed

Schwinn Sierra SL Fork System Data

Derailleur (Front)	Shimano Deore
Derailleur (Rear)	SRAM 7.0
Fork material	Triple-clamp Crown Aluminum
Fork type	Rock Shox Jett C

Other Specs of Schwinn Sierra SL

Component group sets	Mountain Mix
Pedals details	Dual Density Platform
Rear shock absorber	Schwinn Easy Ride
Saddle seat	Schwinn Comfort
Seat post extension	Schwinn Glide Along Suspension