Specialized ROCKHOPPER 2011 VS Norco KOSHKA 2011 specs comparison

Specialized Rockhopper

General Infos

Model	Rockhopper
Manufacturer	Specialized
Year of production	2011
Current price	Check price Here ==>
Color choice	- Wht and Red -Blk and Brn
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	Alloy Levers Avid BB5 Mechanical Disc Brakes
Hubs for disc brakes	Rear: Forged Alloy 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 X8
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano BB ES25 Octalink
Crankset parts and sizes	22/32/42 Teeth SR Suntour
Gear shift levers	SRAM X.4
Rear gear set	11 - 32 Teeth 8-speed

Specialized Rockhopper Fork System Data

Derailleur (Front)	34.9 (millimeters) Clamp Shimano Atlus
Derailleur (Rear)	SRAM X.5
Fork material	Single Crown Alloy Steerer
Fork type	SR Suntour SF11

Other Specs of Specialized Rockhopper

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

Norco Koshka

General Infos

Model	Koshka
Manufacturer	Norco
Year of production	2011
Current price	Check price Here ==>
Color choice	-Silver
Sizes	- Womens 13 (inches) - womens 15 (inches) - womens 17 (inches) - womens 19 (inches)

Wheels And Breaking System

Bike front tire	Kenda K831
Bike rear tire	Not Available
Bike wheel size	Not Available
Brakeset type	WSD Alloy Levers Tektro Novela Brakes
Hubs for disc brakes	Formula
Rims manufacturer	32-hole WTB SX-24
Spoke nipples type	Not Available
Spoke wheel	Stainless

Frame and Body Specs

Frame materials	Alloy
Frame type	TIG-welded
Handlebar construction	Steel
Handlebar extender	Optional
Handlebar stem details	Alloy
Headset size	FSA TH-888

Gearing Specifications

Bicycle chain	KMC Z72
Bottom bracket shell width	Not Available
Bottom bracket type	FSA BB-740ST
Crankset parts and sizes	24/34/42 Teeth Shimano Altus FC-M171
Gear shift levers	Shimano Altus SL-M310
Rear gear set	11 - 32 Teeth 8-speed

Norco Koshka Fork System Data

Derailleur (Front)	Shimano Altus FD-M190
Derailleur (Rear)	Shimano Alivio RD-M430
Fork material	Single
Fork type	100 (millimeters) Travel Suntour XCM

Other Specs of Norco Koshka

Component group sets	Shimano
Pedals details	Resin Body With Steel Cage
Rear shock absorber	Not Available
Saddle seat	Norco Forma Comfort
Seat post extension	Alloy