Specialized ROCKHOPPER PRO 29ER 2011 VS Jamis DRAGON ONE 2010 specs comparison

Specialized Rockhopper Pro 29er

General Infos

Model	Rockhopper Pro 29er
Manufacturer	Specialized
Year of production	2011
Current price	Check price Here ==>
Color choice	-Wht and Blk
Sizes	- 15.5 (inches) - 17.5 (inches) - 19 (inches) - 21 (inches) - 23 (inches)
Sizes	- 15.5 (inches) - 17.5 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	29 X 2.0 (inches) Specialized The Captain Control
Bike rear tire	Not Available
Bike wheel size	29 (inches) Wheels
Brakeset type	Avid Juicy 3 SL Levers Avid Juicy 3 SL Brakes
Hubs for disc brakes	Rear: Forged Alloy Mid Flange Front: Forged Alloy Hi and low Flange
Rims manufacturer	32-hole and 36-hole DT Swiss 485
Spoke nipples type	Not Available
Spoke wheel	14ga. Butted Stainless

Frame and Body Specs

Frame materials	Specialized M4SL 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 Campy Spec Integrated Sealed Cartridge Bearing

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-M521
Gear shift levers	Shimano SL-M590 Deore Trigger
Rear gear set	11 - 34 Teeth 9-speed

Specialized Rockhopper Pro 29er Fork System Data

Derailleur (Front)	34.9 (millimeters) Clamp Shimano Deore
Derailleur (Rear)	Shimano SLX
Fork material	Single Crown Alloy Steerer
Fork type	RockShox Recon Silver 29 SL

Other Specs of Specialized Rockhopper Pro 29er

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

Jamis Dragon One

General Infos

Model	Dragon One
Manufacturer	Jamis
Year of production	2010
Current price	Check price Here ==>
Color choice	-Blue Smoke
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	29 X 2.20 (inches) Geax Saguaro
Bike rear tire	Not Available
Bike wheel size	29 (inches) Wheels
Brakeset type	Avid Juicy 3 Hydraulic Disc Levers Avid Juicy 3 Hydraulic With 160 (millimeters) Rotor Brakes
Hubs for disc brakes	Formula Alloy Disc
Rims manufacturer	32-hole WTB Laser Disc Trail
Spoke nipples type	Not Available
Spoke wheel	14ga. WTB Stainless Steel

Frame and Body Specs

Frame materials	Reynolds 520 Chromoly
Frame type	TIG-welded
Handlebar construction	Ritchey Mountain Pro Flat Bar
Handlebar extender	Optional
Handlebar stem details	Ritchey OS
Headset size	1 1/8 (inches) Threadless Aheadset

Gearing Specifications

Bicycle chain	KMC Z8
Bottom bracket shell width	Not Available
Bottom bracket type	TruVativ Giga-X External
Crankset parts and sizes	33 Teeth TruVativ FireX SingleSpeed
Gear shift levers	Not Available
Rear gear set	20 Teeth 1-speed

Jamis Dragon One Fork System Data

Derailleur (Front)	Not Available
Derailleur (Rear)	Not Available
Fork material	Single Crown Crown Magnesium and aluminum
Fork type	100 (millimeters) Travel Rock Shox Tora 29'er Race Solo Air

Other Specs of Jamis Dragon One

Component group sets	Mountain Mix
Pedals details	Not Available
Rear shock absorber	Not Available
Saddle seat	WTB Speed V Sport
Seat post extension	27.2 (millimeters) Diameter Ritchey