GT AVALANCHE 3.0 2007 VS Specialized ROCKHOPPER EXPERT 29 2009 specs comparison

GT Avalanche 3.0

General Infos

Model	Avalanche 3.0
Manufacturer	GT
Year of production	2007
Current price	Check price Here ==>
Color choice	-Not found
Sizes	- Xsmall - small - medium - large - xlarge
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	Shimano ST-EF50 Levers Tektro Linear-pull Brakes
Hubs for disc brakes	Rear: Alloy Cassette QR Front: Alloy QR
Rims manufacturer	Alloy Double Wall ATB
Spoke nipples type	Brass CP
Spoke wheel	14ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	6061 aluminum c
Frame type	TIG-welded
Handlebar construction	Anatomic
Handlebar extender	Optional
Handlebar stem details	GT ATB
Headset size	1 1/8 (inches) Threadless Tange Seiki

Gearing Specifications

Bicycle chain	Shimano
Bottom bracket shell width	Not Available
Bottom bracket type	Cartridge Sealed
Crankset parts and sizes	22/32/42 Teeth 32 42 22 For Eight Speed Suntour XCC-202
Gear shift levers	Shimano ST-EF50
Rear gear set	11 - 32 Teeth 8-speed

GT Avalanche 3.0 Fork System Data

Derailleur (Front)	Shimano M -330
Derailleur (Rear)	Shimano Acera
Fork material	Single Crown Steel and aluminum
Fork type	100 (millimeters) SR Suntour XCM

Other Specs of GT Avalanche 3.0

Component group sets	Mountain Mix
Pedals details	High Impact Nylon Platform
Rear shock absorber	Not Available
Saddle seat	WTB Speed V
Seat post extension	Alloy Micro Adjust

Specialized Rockhopper Expert 29

General Infos

Model	Rockhopper Expert 29
Manufacturer	Specialized
Year of production	2009
Current price	Check price Here ==>
Color choice	-Gloss Polished
Sizes	- 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	29 X 2.00 (inches) Specialized Fast Trak Control
Bike rear tire	Not Available
Bike wheel size	29 (inches) Wheels
Brakeset type	Tektro Auriga Comp Levers Tektro Auriga Comp Hydraulic Disc Brakes
Hubs for disc brakes	Rear: Specialized Forged Alloy Front: Specialized Hi Lo Disc
Rims manufacturer	28-hole and 32-hole Specialized RHD 29 (inches)
Spoke nipples type	Not Available
Spoke wheel	15ga. Stainless Steel

Frame and Body Specs

Frame materials	Specialized M4 ORE Aluminum
Frame type	TIG-welded
Handlebar construction	Specialized Low Riser
Handlebar extender	Optional
Handlebar stem details	Specialized 3D
Headset size	1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	KMC X9
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	118 (millimeters) Spindle Shimano BB-ES25
Crankset parts and sizes	22/32/44 Teeth Shimano FC-M442
Gear shift levers	Shimano Deore Rapidfire
Rear gear set	11 - 34 Teeth 9-speed

Specialized Rockhopper Expert 29 Fork System Data

Derailleur (Front)	Shimano Deore
Derailleur (Rear)	Shimano Deore
Fork material	Single Crown Chromoly and alloy and magnesium
Fork type	80 (millimeters) Travel RockShox Tora Race 29er

Other Specs of Specialized Rockhopper Expert 29

Component group sets	Shimano Deore
Pedals details	Alloy Cage
Rear shock absorber	Not Available
Saddle seat	Specialized BG Indie XC
Seat post extension	30.9 (millimeters) Diameter Specialized Alloy Two Bolt