Specialized ROCKHOPPER 2011 VS GT AGGRESSOR 1995 specs comparison

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)
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

GT Aggressor

General Infos

Model	Aggressor
Manufacturer	GT
Year of production	1995
Current price	Check price Here ==>
Color choice	- candy red -Bright blue
Sizes	- 14.5 (inches) - 16 (inches) - 18 (inches) - 20 (inches)

Wheels And Breaking System

Bike front tire	26 X 2.10 (inches) Maxxis
Bike rear tire	Not Available
Bike wheel size	26 (inches) Wheels
Brakeset type	Shimano Altus C90 Levers Shimano Altus C90 Brakes
Hubs for disc brakes	Q and R and Shimano Altus C90 Jou Yu Alloy
Rims manufacturer	36-hole Weinmann 4019
Spoke nipples type	Brass Nipples
Spoke wheel	Straight Gauge Steel

Frame and Body Specs

Frame materials	Main Triangle Oversize Chromoly
Frame type	TIG-welded Steel
Handlebar construction	GT Flat Bulged
Handlebar extender	Optional
Handlebar stem details	GT Chromoly
Headset size	1 1/8 (inches) Sealed Mechanism

Gearing Specifications

Bicycle chain	1/2 X 3/32 (inches) Shimano CN-UG50
Bottom bracket shell width	Not Available
Bottom bracket type	Not Available
Crankset parts and sizes	24/32/38 Teeth Shimano Altus C90
Gear shift levers	Shimano Altus C90 Rapid Fire TX
Rear gear set	11 - 28 Teeth 7-speed

GT Aggressor Fork System Data

Derailleur (Front)	Bottom-pull and clamp-on 28.6 (millimeters) Shimano Altus C90
Derailleur (Rear)	Shimano Altus C90
Fork material	Triple-clamp
Fork type	Not Available

Other Specs of GT Aggressor

Component group sets	Shimano Altus C90
Pedals details	Victor VP-872
Rear shock absorber	Not Available
Saddle seat	GT Supersoft
Seat post extension	26.8 (millimeters) Diameter Alloy Micro-adjust