Specialized ROCKHOPPER EXPERT 29ER 2011 VS GT AVALANCHE 3.0 2011 specs comparison

Specialized Rockhopper Expert 29er

General Infos

Model	Rockhopper Expert 29er
Manufacturer	Specialized
Year of production	2011
Current price	Check price Here ==>
Color choice	-Blk and Gry
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	Shimano BR-M505 Levers Shimano BR-M505 Brakes
Hubs for disc brakes	Rear: Forged Alloy Mid Flange Front: Forged Alloy Hi and low Flange
Rims manufacturer	32-hole and 36-hole Alex RHD 29 (inches)
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-M430-8
Gear shift levers	Shimano SL-M590 Deore Trigger
Rear gear set	11 - 34 Teeth 9-speed

Specialized Rockhopper Expert 29er Fork System Data

Derailleur (Front)	34.9 (millimeters) Bottom Swing Top Pull Shimano Alivio
Derailleur (Rear)	Shimano Deore 9sp Shadow Long Cage
Fork material	Single Crown Alloy Steerer
Fork type	RockShox Tora TK 29 SL

Other Specs of Specialized Rockhopper Expert 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 3.0

General Infos

Model	Avalanche 3.0
Manufacturer	GT
Year of production	2011
Current price	Check price Here ==>
Color choice	- satin black -Neon yellow
Sizes	- XS - S - M - L - XL - XXL

Wheels And Breaking System

Bike front tire	Rear: 26 X 2.1'' Maxxis Mobster Front: 26 X 2.35 Maxxis Mobster
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Tektro Levers Tektro Linear Pull Brakes
Hubs for disc brakes	All Terra Alloy
Rims manufacturer	32-hole Alex DC 25
Spoke nipples type	Brass
Spoke wheel	14ga. Stainless

Frame and Body Specs

Frame materials	6061-T6 Aluminum
Frame type	Aluminum
Handlebar construction	ALL TERRA AL6061 RISER
Handlebar extender	Optional
Handlebar stem details	All Terra
Headset size	1 1/8 (inches) Tange Seiki

Gearing Specifications

Bicycle chain	KMC Z72
Bottom bracket shell width	Not Available
Bottom bracket type	Tange Sealed Cartridge
Crankset parts and sizes	42/32/22t Teeth Suntour XCT-30V2-T2
Gear shift levers	Shimano SL-M310
Rear gear set	11 - 32 Teeth 8-speed

GT Avalanche 3.0 Fork System Data

Derailleur (Front)	Shimano Acera
Derailleur (Rear)	Shimano Alivio
Fork material	Not Available
Fork type	100 (millimeters) Travel SR Suntour XCM V3

Other Specs of GT Avalanche 3.0

Component group sets	Mountain Mix
Pedals details	GT Slim Line Flat
Rear shock absorber	Not Available
Saddle seat	WTB Pure-V Sport
Seat post extension	All Terra Alloy Micro-Adjust