Specialized ROCKHOPPER PRO 29ER 2011 VS GT AVALANCHE 2.0 DISC 2009 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

GT Avalanche 2.0 Disc

General Infos

Model	Avalanche 2.0 Disc
Manufacturer	GT
Year of production	2009
Current price	Check price Here ==>
Color choice	-Black and Blue
Sizes	- Xsmall - small - medium - large - xlarge

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Kenda Nevegal
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Promax Alloy Levers Tektro Aquila Mechanical Disc Brakes
Hubs for disc brakes	Alloy Disc
Rims manufacturer	Jalco AX-430
Spoke nipples type	Not Available
Spoke wheel	14ga. Stainless

Frame and Body Specs

Frame materials	6061 Custom Butted and Hydraformed Aluminum DT
Frame type	TIG-welded
Handlebar construction	Aluminum Riser
Handlebar extender	Optional
Handlebar stem details	GT ATB
Headset size	1 1/8 (inches) Tange Seiki

Gearing Specifications

Bicycle chain	Shimano HG40
Bottom bracket shell width	Not Available
Bottom bracket type	Shimano Cartridge
Crankset parts and sizes	22/32/44 Teeth Shimano FC-M311
Gear shift levers	Shimano Rapid Fire
Rear gear set	11 - 32 Teeth 8-speed

GT Avalanche 2.0 Disc Fork System Data

Derailleur (Front)	Shimano M -330
Derailleur (Rear)	Shimano Deore
Fork material	Single Crown Magnesium and cr-mo
Fork type	100 (millimeters) Travel SR Suntour XCR-LO

Other Specs of GT Avalanche 2.0 Disc

Component group sets	Shimano Mix
Pedals details	ATB Caged
Rear shock absorber	Not Available
Saddle seat	WTB Pure V
Seat post extension	Alloy Micro Adjust