Jamis DRAGON 29 SPORT 2011 VS Specialized ROCKHOPPER 2011 specs comparison

Jamis Dragon 29 Sport

General Infos

Model	Dragon 29 Sport
Manufacturer	Jamis
Year of production	2011
Current price	Check price Here ==>
Color choice	-True blue and gloss white
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches)

Wheels And Breaking System

Bike front tire	29 X 2.2 (inches) Geax AKA
Bike rear tire	Not Available
Bike wheel size	29 (inches) Wheels
Brakeset type	Avid Juicy 3 Hydraulic Levers Avid Juicy 3 Hydraulic With 185 (millimeters) Rotor Front and Avid Juicy 3 Hydraulic With 160 (millimeters) Rotor Rear Brakes
Hubs for disc brakes	Shimano M475
Rims manufacturer	32-hole WTB Speed Disc All-Mountain
Spoke nipples type	Not Available
Spoke wheel	14ga. WTB Stainless

Frame and Body Specs

Frame materials	Reynolds 520
Frame type	Steel
Handlebar construction	Ritchey Comp Flat
Handlebar extender	Optional
Handlebar stem details	Ritchey OS
Headset size	1 1/8 (inches) Aheadset

Gearing Specifications

Bicycle chain	KMC Z99
Bottom bracket shell width	Not Available
Bottom bracket type	SRAM GXP
Crankset parts and sizes	44/32/22t Teeth SRAM S800
Gear shift levers	SRAM X.7 Trigger
Rear gear set	11 - 34 Teeth 9-speed

Jamis Dragon 29 Sport Fork System Data

Derailleur (Front)	28.6 (millimeters) Dual Pull SRAM X.7
Derailleur (Rear)	SRAM X.7 Mid Cage
Fork material	Not Available
Fork type	100 (millimeters) Travel RockShox Tora TK 29

Other Specs of Jamis Dragon 29 Sport

Component group sets	Mountain Mix
Pedals details	Alloy Body and Steel Cage
Rear shock absorber	Not Available
Saddle seat	Jamis XC
Seat post extension	27.2 (millimeters) Diameter Ritchey 2-Bolt

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)

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