Specialized ROCKHOPPER 2011 VS Jamis CROSS COUNTRY 2.0 2007 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

Jamis Cross Country 2.0

General Infos

Model	Cross Country 2.0
Manufacturer	Jamis
Year of production	2007
Current price	Check price Here ==>
Color choice	- Sunset Red -Anodized Black
Sizes	- 12GÇ¥ - 14GÇ¥ - 15.5GÇ¥ - 17GÇ¥ - 19GÇ¥ - 21GÇ¥

Wheels And Breaking System

Bike front tire	26 X 1.95 (inches) CST Racing Knobby
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Acera Levers Tektro IO Brakes
Hubs for disc brakes	Formula Alloy Sealed QR
Rims manufacturer	32-hole Rear: Weinmann Zac 19 Front: Weinmann ZAC19
Spoke nipples type	Not Available
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	6061 Aluminum c
Frame type	TIG-welded
Handlebar construction	Jamis Riser
Handlebar extender	Optional
Handlebar stem details	Jamis Alloy
Headset size	1 1/8 (inches) Threadless Tange TG-4

Gearing Specifications

Bicycle chain	KMC HG40
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	113 (millimeters) Spindle Sealed Cartridge
Crankset parts and sizes	22/32/42 Teeth Shimano M341
Gear shift levers	Shimano ST-EF50 EZ-Fire Plus
Rear gear set	11 - 32 Teeth 8-speed

Jamis Cross Country 2.0 Fork System Data

Derailleur (Front)	31.8 (millimeters) Clamp SR XCN-202
Derailleur (Rear)	Shimano Acera
Fork material	Single Crown Aluminum and magnesium and steel
Fork type	80 (millimeters) RST Omega T7

Other Specs of Jamis Cross Country 2.0

Component group sets	Mountain Mix
Pedals details	ATB Platform
Rear shock absorber	Not Available
Saddle seat	Jamis ATB
Seat post extension	27.2 (millimeters) Diameter Jamis Alloy Micro-adjust