Specialized ROCKHOPPER COMP 2011 VS Scott VOLTAGE YZ 1 2009 specs comparison

Specialized Rockhopper Comp

General Infos

Model	Rockhopper Comp
Manufacturer	Specialized
Year of production	2011
Current price	Check price Here ==>
Color choice	- Red and Blk -Blk and Blue
Sizes	- 13 (inches) - 15.5 (inches) - 17.5 (inches) - 19 (inches) - 21 (inches) - 23 (inches)
Sizes	- 13 (inches) - 15.5 (inches) - 17.5 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.0 (inches) Specialized The Captain Sport
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro Draco Levers Tektro Draco Brakes
Hubs for disc brakes	Rear: Forged Alloy Mid Flange Front: Forged Alloy Hi and low Flange
Rims manufacturer	28-hole and 32-hole Alex RHD 26 (inches)
Spoke nipples type	Not Available
Spoke wheel	14ga. Butted Stainless

Frame and Body Specs

Frame materials	Specialized M4 Alloy
Frame type	TIG-welded
Handlebar construction	Butted Alloy Risebar
Handlebar extender	Optional
Handlebar stem details	3D Forged Alloy
Headset size	1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	KMC X9
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano BB ES25 Octalink
Crankset parts and sizes	22/32/44 Teeth Shimano FC-M430-8
Gear shift levers	Shimano Alivio SL
Rear gear set	11 - 34 Teeth 9-speed

Specialized Rockhopper Comp Fork System Data

Derailleur (Front)	34.9 (millimeters) Clamp Shimano Alivio
Derailleur (Rear)	Shimano Alivio
Fork material	Single Crown Alloy Steerer
Fork type	SR Suntour SF11

Other Specs of Specialized Rockhopper Comp

Component group sets	Mountain Mix
Pedals details	Alloy
Rear shock absorber	Not Available
Saddle seat	Specialized Rockhopper XC
Seat post extension	30.9 (millimeters) Diameter Two-bolt Alloy Micro-Adjust

Scott Voltage YZ 1

General Infos

Model	Voltage YZ 1
Manufacturer	Scott
Year of production	2009
Current price	Check price Here ==>
Color choice	-White and Red and Black
Sizes	- Xsmall - small - medium - large - xlarge

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Scott Voltage
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano ST-EF50 Levers Tektro SCB Linear-pull Brakes
Hubs for disc brakes	Rear: Formula FH-RM 30 Front: Formula FM21-FQR
Rims manufacturer	32-hole Alesa Rigida ZAC 19
Spoke nipples type	Not Available
Spoke wheel	Not Available

Frame and Body Specs

Frame materials	6061 Alloy c
Frame type	TIG-welded
Handlebar construction	HL MTB 153 Steel
Handlebar extender	Optional
Handlebar stem details	Scott Voltage
Headset size	1 1/8 (inches) Threadless Ritchey LB Plus

Gearing Specifications

Bicycle chain	KMC Z72
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	123 (millimeters) Spindle Shimano BB-UN26
Crankset parts and sizes	22/32/42 Teeth Shimano FC-M191
Gear shift levers	Shimano ST-EF50
Rear gear set	11 - 32 Teeth 8-speed

Scott Voltage YZ 1 Fork System Data

Derailleur (Front)	Clamp On 31.8 (millimeters) Shimano FD-TY10
Derailleur (Rear)	Shimano Acera
Fork material	Single
Fork type	100 (millimeters) Travel Suntour XCM

Other Specs of Scott Voltage YZ 1

Component group sets	Mountain Mix
Pedals details	Xerma SP-102
Rear shock absorber	Not Available
Saddle seat	Scott Voltage DJ
Seat post extension	26.8 (millimeters) Diameter Scott SP-235