Specialized ROCKHOPPER DISC 2008 VS GT AVALANCHE 3.0 DISC 2009 specs comparison

Specialized Rockhopper Disc

General Infos

Model	Rockhopper Disc
Manufacturer	Specialized
Year of production	2008
Current price	Check price Here ==>
Color choice	- black -White
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)
Sizes	- 13 (inches) - 15 (inches) - 17 (inches) - 19 (inches) - 21 (inches) - 23 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.0 (inches) Specialized Fast Trak LK Sport Wire
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Avid FR-5 Levers Avid BB-5 With 6 (inches) Rotor Brakes
Hubs for disc brakes	Specialized Hi-Lo Disc
Rims manufacturer	28-hole and 32-hole Specialized and Alex RHD 26
Spoke nipples type	Alloy Nipples
Spoke wheel	15ga. Straight Gauge Stainless Steel

Frame and Body Specs

Frame materials	M4 Manipulated Alloy
Frame type	TIG-welded
Handlebar construction	Specialized Alloy XC Riser
Handlebar extender	Optional
Handlebar stem details	Specialized 3D Forged Alloy 31.8 (millimeters)
Headset size	1 1/8 (inches) Threadless

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) KMX X8
Bottom bracket shell width	68 (millimeters)
Bottom bracket type	126 (millimeters) Spindle Shimano BB-ES25
Crankset parts and sizes	22/32/44 Teeth Shimano FC-M341-8
Gear shift levers	Shimano Acera SL-MC40
Rear gear set	11 - 32 Teeth 8-speed

Specialized Rockhopper Disc Fork System Data

Derailleur (Front)	Top Swing Shimano Altus FD-M310-6
Derailleur (Rear)	Shimano Alivio RD-M410
Fork material	Single Crown Crown Aluminum and steel and magnesium
Fork type	100 (millimeters) Travel RockShox Dart 3 SL

Other Specs of Specialized Rockhopper Disc

Component group sets	Mountain Mix
Pedals details	Steel Cage and composite Body
Rear shock absorber	Not Available
Saddle seat	Specialized XC With Kevlar Sides
Seat post extension	30.9 (millimeters) Diameter Specialized Alloy Two Bolt

GT Avalanche 3.0 Disc

General Infos

Model	Avalanche 3.0 Disc
Manufacturer	GT
Year of production	2009
Current price	Check price Here ==>
Color choice	-Black and Gray
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	Alloy Linear Levers Tektro IO Mechanical Disc Brakes
Hubs for disc brakes	Alloy Disc
Rims manufacturer	Alex ASD-1
Spoke nipples type	Brass
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 IG-31
Bottom bracket shell width	Not Available
Bottom bracket type	Cartridge Sealed
Crankset parts and sizes	22/32/42 Teeth SR Suntour XCT-302
Gear shift levers	Shimano Rapid Fire
Rear gear set	11 - 32 Teeth 8-speed

GT Avalanche 3.0 Disc Fork System Data

Derailleur (Front)	Shimano M -330
Derailleur (Rear)	Shimano Alivio
Fork material	Single Crown Aluminum and chromoly
Fork type	100 (millimeters) Travel SR Suntour XCM

Other Specs of GT Avalanche 3.0 Disc

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